Live Classes, Video Lectures, Test Series, Lecturewise notes, topicwise DPP, dynamic Exercise and much more on Physicswallah App. Download the App from Google Playstore ( bit.ly/2SHIPW6 ) Physicswallah Instagram Handle : instagram.com/physicswallah/ Physicswallah Facebook Page: facebook.com/physicswallah Physicswallah Twitter Account : twitter.com/PhysicswallahAP?s=20 Physicswallah App on Google Play Store : bit.ly/2SHIPW6 Physicswallah Website: physicswallahalakhpandey.com/ LAKSHYA Batch(2020-21) Join the Batch on Physicswallah App bit.ly/2SHIPW6 Registration Open!!!!
What will you get in the Lakshya Batch? 1) Complete Class 12th + JEE Mains/ NEET syllabus - Targeting 95% in Board Exams and Selection in JEE MAINS / NEET with a Strong Score under Direct Guidance of Alakh Pandey. 2)Live Classes and recorded Video Lectures (New, different from those on TH-cam) 3)PDF Notes of each class. 4)DPP: Daily Practice Problems with each class having 10 questions based on the class of JEE Mains/NEET level. 5)Syllabus Completion by end of January, 2021 with topicwise discussion of Last 10 Years Problems in Boards, JEE Mains/NEET within Lecture. 6)The Complete Course (Video Lectures, PDF Notes, any other Study Material) will be accessible to all the students untill JEE Mains & NEET 2021 (nearly May 2021) 7)In case you missed a live class, you can see its recording. 8)You can view the videos any number of times. 9)Each chapter will be discussed in detail with all concepts and numericals 10)Chapterwise Approach towards JEE Mains/ NEET & Board Exams. ****Test Series for XI & XII**** We provide you the best test series for Class XI,XII, JEE, NEET chapterwise, which will be scheduled for whole year. The test series follows very logical sequence of Basic to Advance questions.& Evaluation of Test and Solution to all the questions at the end of the test. MoLE ConCepT in 40 mins : CBSE / ICSE : CHEMISTRY : Class 10, Class 11, Class 12 th-cam.com/video/bI-yhj9WgxQ/w-d-xo.html MOLE Concept in 6 mins : Class X CBSE / ICSE : th-cam.com/video/WGSGtdglZzg/w-d-xo.html MOLE CoNcEpT : STOICHIOMETRY : Class X , XI , XII : CBSE /ICSE th-cam.com/video/Qk2q1KaVUFA/w-d-xo.html MolecuLar FormuLa and EmperiCal Formula | Percentage CompositioN | Class 10 , 12 ICSE / CBSE th-cam.com/video/nX1b6GEJ8XU/w-d-xo.html Mole ConcepT 01 | How To CalcuLate Number of Moles | Mass Volume Relationship | Revision th-cam.com/video/fAJg1HaI8T4/w-d-xo.html How to BALANCE any Chemical Equation - ABCD Method | Best Way to Balance Chemical Equation th-cam.com/video/7Wx1ooWnjQ0/w-d-xo.html Mole Concept || Class 9,10,11 || Stoichiometry || Percentage Composition | Compilation Of OLd Videos th-cam.com/video/omuhMcN9z-M/w-d-xo.html
I m from akash institute and i m paying a high amount for my online studies but whenever I see a video from alakh sir i really feel physics wallah is just amazing it's not only a education system it just everything a student needs -motivation, fun, entertainment, emotion, understanding and good concept 😇
Sir bhot hi bdiya videos bnayi h apne mole concept ki.. mene sri dekhi... Muje kfi ache se smj aaya... Thnk u so much... Aap aise hi apne videos dalte rahiye.. bhot helpful hoti h aapki videos..❤❤
Sir aapki ek baat bahut achhi hai ki aap ek concept har ek vedio mein repeat karte hai toh hame tabhi yaad ho jata hai ...Aur same as formula ya chemical equations bhi yaad ho jati hai... Thank u sir for a fantastic explanation...
sir u r grt.......i love watching your video....im in 10th grade rn and once thought of joining aakash in 11th std but now i think ki physics wallah will be best for me as per my future prespective....thank u sir
Pehle app fast likh te tha maze mai padate the .....we want ur previous version sir....vote for previous version. A small amount of 1 vote even will be of great help
Your teaching style is mind blowing sir and you are the best teacher in the world sir I have no words to describe you sir and i have no seen even now teacher like you sir 🙏🙏🙏🙏🤗🤗🤗🤗
Awesome sir...plz isi tareeke se aur bhi ch ka revision kradie especillay organic chem plz...m hving prblms in it so plz...😊n congo for 10 k subscribers
Question:9 MnO2 + 4HCl → MnCl2 + 2H2O + Cl2 1.746g of pure MnO2 is heated strongly with conc. HCl. Calculate: a) Moles of MnO2 used. b) Mass of salt formed. c) Moles of chlorine gas formed. d) Volume of chlorine gas formed at STP. e) Mass of acid required.
@@onlynda765 that doesn't matter bro.... 'he will be remembered till this world end' this line is too exeggerating..... He's a nice teacher with deep knowledge but ye? Kuch Jada nhi ho gya?
Sir thanks for all the help... Your videos really help me in understanding concepts easily... You're doing great job and please continue your videos.... Thank you very much.
Sir aap india kee top ho aap india kee hope ho. Before this lecture I was confused with mole concept for about 1 year and in just 1 hour I'm very clear with the concept. So thankyou so much sir for taking me out of my misery.
Alakh sir ki value mujhe tab samajh AAI jab mere maths teacher ne 1500 per month maanga Love you alakh sir , will be remembering you for whole of my life Waise aage jaake IIT wagerah crack to ni karna I am basically a voice actor/dubbing artist/voice over artist/singer/photographer
Sir you are the very very best excellent teacher I rare found first time in my life . Sir I watch your every video whether it is in my class or not and comment . Sir please mera namskar savikar kariye aur reple jarur bhejna me apka intjar karunga. By sir🙇🙇🙇
Atomic mass of an atom that we calculate is not actual, it is the relative atomic mass. For eg- 16u is not actual atomic mass of oxygen. It is the approximate value called relative atomic mass. An... Gram atomic mass is the atomic mass of atom in terms of gram. For eg- gram atomic mass of oxygen= 16g
Sir really you are amazing teaching for chemistry and physics you are a best friend+teacher+motivational person 😊....of my life thanks 👍 for your teaching I love it ....your teaching sir......❤
Live Classes, Video Lectures, Test Series, Lecturewise notes, topicwise DPP, dynamic Exercise and much more on Physicswallah App.
Download the App from Google Playstore ( bit.ly/2SHIPW6 )
Physicswallah Instagram Handle : instagram.com/physicswallah/
Physicswallah Facebook Page: facebook.com/physicswallah
Physicswallah Twitter Account : twitter.com/PhysicswallahAP?s=20
Physicswallah App on Google Play Store : bit.ly/2SHIPW6
Physicswallah Website: physicswallahalakhpandey.com/
LAKSHYA Batch(2020-21)
Join the Batch on Physicswallah App bit.ly/2SHIPW6
Registration Open!!!!
What will you get in the Lakshya Batch?
1) Complete Class 12th + JEE Mains/ NEET syllabus - Targeting 95% in Board Exams and Selection in JEE MAINS / NEET with a Strong Score under Direct Guidance of Alakh Pandey.
2)Live Classes and recorded Video Lectures (New, different from those on TH-cam)
3)PDF Notes of each class.
4)DPP: Daily Practice Problems with each class having 10 questions based on the class of JEE Mains/NEET level.
5)Syllabus Completion by end of January, 2021 with topicwise discussion of Last 10 Years Problems in Boards, JEE Mains/NEET within Lecture.
6)The Complete Course (Video Lectures, PDF Notes, any other Study Material) will be accessible to all the students untill JEE Mains & NEET 2021 (nearly May 2021)
7)In case you missed a live class, you can see its recording.
8)You can view the videos any number of times.
9)Each chapter will be discussed in detail with all concepts and numericals
10)Chapterwise Approach towards JEE Mains/ NEET & Board Exams.
****Test Series for XI & XII****
We provide you the best test series for Class XI,XII, JEE, NEET chapterwise, which will be scheduled for whole year.
The test series follows very logical sequence of Basic to Advance questions.&
Evaluation of Test and Solution to all the questions at the end of the test.
MoLE ConCepT in 40 mins : CBSE / ICSE : CHEMISTRY : Class 10, Class 11, Class 12
th-cam.com/video/bI-yhj9WgxQ/w-d-xo.html
MOLE Concept in 6 mins : Class X CBSE / ICSE :
th-cam.com/video/WGSGtdglZzg/w-d-xo.html
MOLE CoNcEpT : STOICHIOMETRY : Class X , XI , XII : CBSE /ICSE
th-cam.com/video/Qk2q1KaVUFA/w-d-xo.html
MolecuLar FormuLa and EmperiCal Formula | Percentage CompositioN | Class 10 , 12 ICSE / CBSE
th-cam.com/video/nX1b6GEJ8XU/w-d-xo.html
Mole ConcepT 01 | How To CalcuLate Number of Moles | Mass Volume Relationship | Revision
th-cam.com/video/fAJg1HaI8T4/w-d-xo.html
How to BALANCE any Chemical Equation - ABCD Method | Best Way to Balance Chemical Equation
th-cam.com/video/7Wx1ooWnjQ0/w-d-xo.html
Mole Concept || Class 9,10,11 || Stoichiometry || Percentage Composition | Compilation Of OLd Videos
th-cam.com/video/omuhMcN9z-M/w-d-xo.html
Sir y u need donation any reason
Sir kya aisa ho sakta hai ki question me "At STP " nahi bola ho or aisa hua to fir kya karna hain
Please reply my icse is going to start
@@godboy1708 I don't think we would be asked such questions
These questions are very complex
@@JaiRadhaVallabha no no we can't
Sir epic Explanation
Legends watching after 6 years
I also
Ya
Yep! 😊
Bhai jab 11th me jayenge tab hi to padhenge 💀
Yes
I m from akash institute and i m paying a high amount for my online studies but whenever I see a video from alakh sir i really feel physics wallah is just amazing it's not only a education system it just everything a student needs -motivation, fun, entertainment, emotion, understanding and good concept 😇
Same bro 🤣🤣🤣😴
Me too🥲
Padhlo chahe kahise selection hoga yehi se physics wallah
Yes I m also paying 1lakh 37 000 smjhana ni ata h bekuf logo ko aur complicate krte y
Same 😶😑jo bat PW me hai wo byjys me nhi hai
Jiske paas koi nehi hai,uske paas physicswallah hai!!!!!!!!!!!!!
Sir you are great your teaching way is very good and also easy for understanding
Alekh sir hum logon ke liye god hai, salute to that great person by heart 🥰❤️
Us bro!!
Physics walah ne iss video mey ek galat Kiya hai doondo use
Yesss you are absolutely right
I am with you when this channel have only 1 k subscribers
Really
@@surajsanas3548 actually I was there when the channel wasn't even monitised
He made the mole concept very simple to learn , GREAT TEACHER 💪💪💪
Simply legendary!!!
Bro what is your life after 4 years.
Please tell
Bro you think he will reply on yours reply of comment
@@krushnasobhage5779 idk? Maybe
Mole concept was a bouncer for me. But you proved it very simple. Thank you sir. ☺️👏👏👏
Wow after watching 3 hours of other tutorial videos, I finally came across your amazing easy explained video and I finally got it. Thank you!!!!!!!!!!
I am in class 9th and nothing was there in this chapter
Aged well
@@shreyashff4791bhai 10th me ha ue chapter tu 9 me padh rhaa wo bhi icse 10th me ha cbse me 11 me ha
@@shreyashff4791bol le jhur bachhe
Sir bhot hi bdiya videos bnayi h apne mole concept ki.. mene sri dekhi... Muje kfi ache se smj aaya... Thnk u so much... Aap aise hi apne videos dalte rahiye.. bhot helpful hoti h aapki videos..❤❤
Great work! India needs teacher like you.
Your mole explanation was very helpful proved for me🙂🙂🙂🙂....
Thank you sir
Yes even for me after 2 years
Btw same dp...
what a teacher he is.....i understood the whole MOLE KA JHOL in just 15 mins...thanks a lot sir 👍👍
From 98k to 4 million we were with alakh sir..🙏
It's being a great help me to solve now any kind of numerical. Thankyou legendary sir 🤗🤗
Hii
Mujhe bhi yrr
Right👍
I love you
@@pankajsisodiya685 sister
Alakh sir's old videos are 120% gold 🥇🪙
Sir aapki ek baat bahut achhi hai ki aap ek concept har ek vedio mein repeat karte hai toh hame tabhi yaad ho jata hai ...Aur same as formula ya chemical equations bhi yaad ho jati hai...
Thank u sir for a fantastic explanation...
sir u r grt.......i love watching your video....im in 10th grade rn and once thought of joining aakash in 11th std but now i think ki physics wallah will be best for me as per my future prespective....thank u sir
Other teachers takes 3 hours for just explaning formula and [[ Legend takes only 15 min to explain formula + sums ]].
Thank you very much sir ji 💯💯
Perfect video for revised quickly 👍
Thank you sir
Bhaii aap bahut ache se explain krte ho bahut jldi samjh aa jata h... Thank you bhaii
I just watch those videos and within few mole concept became my favorite chapter... You are simply genious in your teaching....
Sir I was with you from 115 k to now over 2.4 million subs. You have transformed me. I will donate atleast 2000 rupees after my boards
Best teacher in the world💗
Bhai and kya aay last me
Sir you are real all-rounder teacher because you taught every subject clearly it will be physics as well as chemistry
Pehle app fast likh te tha maze mai padate the .....we want ur previous version sir....vote for previous version.
A small amount of 1 vote even will be of great help
Power of sir's teaching 1 year ago sir had 10k subscribers and now 1.4m subscribers salute you sir,👍👍👍👍 and congrates
Now it's 4.5 million!
@@neetzee4318 now its 6 million
9.15 million
Yrr mujhe ye bilkul nahi aata tha but Aaj sir ki wajah se ane laga sir aap legend ho 🙏🙏🥰
Thank you 🥺..
U won't get my struggle behind finding This Vedio 😭😭...
Thanks ❤️
Hii flame girl
Your teaching style is mind blowing sir and you are the best teacher in the world sir I have no words to describe you sir and i have no seen even now teacher like you sir 🙏🙏🙏🙏🤗🤗🤗🤗
THANK YOU SIR I WAS ALWAYS CONFUSE WHERE TO USE WHICH FORMULA BUT THIS ONE VIDEO OF YOURS CLEARED ALL MY DOUBTS .
🤔🤔🤔
Sir. kya samjahte ho sir ekich baar me. Dimak me esa fit hua
Ki saal hatne kaa naamich nhi lera. . U r really great sir.❤️
I watched many videos of mole concept but only from this video i totally understand this topic. Thank you so much sir.
Sir is great 🔥🔥🔥🤝 I was unable to understand the mole concept trying to learn whole day sir is great salute to u sir 🙏
It's so clearly understood to me😍😍😍🤗🤗
Alakh sir ne haaye dil le gye ..haaye ... ... dil le gye ...🤘🤘🤘🤘
Physics wala ❌ God of students ✅
Awesome sir...plz isi tareeke se aur bhi ch ka revision kradie especillay organic chem plz...m hving prblms in it so plz...😊n congo for 10 k subscribers
Sir hum bole the
Aap you tube me aag lagane waale hn
Sir
Once again briliantly explain
Congrats for 10k subscribers
its 86.5k suscribers
It's 274k 😂😂😂
its 285k now 😂😂😂
its 381
418k now
Question:9
MnO2 + 4HCl → MnCl2 + 2H2O + Cl2
1.746g of pure MnO2 is heated strongly with conc. HCl. Calculate:
a) Moles of MnO2 used.
b) Mass of salt formed.
c) Moles of chlorine gas formed.
d) Volume of chlorine gas formed at STP.
e) Mass of acid required.
Ans.a) 0.02 mol
Ans.b) 2.52g
Ans.c) 0.02 mol
Ans.d) 0.448g
Ans.e) 2.92g
I solved all by myself...Hope all are correct !!
Finally got the mole concept 🎉
greatest teacher ever.....he will be remembered till this world end....
🙏🙏🙏🙏
Ye kuch Jada nhi ho gya 🙂
yes bro
@@brokensakura5993 no bro yeh tou starting thi mere 10th boards mai 93 percent 11th mai 89 percent aaye hai bss pw sai prepare kra hai
@@onlynda765 that doesn't matter bro.... 'he will be remembered till this world end' this line is too exeggerating..... He's a nice teacher with deep knowledge but ye? Kuch Jada nhi ho gya?
Thank you Soo much sir 🙏🙏🙏 this is very helpful to me and all members also ❤️❤️❤️❤️👌👌👌
Sir thanks for all the help... Your videos really help me in understanding concepts easily... You're doing great job and please continue your videos.... Thank you very much.
3 years ago😁😁
@@neetzee4318 1 yr ago☠
i so grateful that he exists i was trembling with as to how i should go about this chapter but this guy right there helped from the darkness
thanks for such a nice video ... its very easily understandable and well explained ..... thank u sir
Hello my dear
I have no word for you salute you sir you are the best teacher of physics 😇😇
Great you are sir to explain the hardest topics so easily.
Real aroma of physics wallah is from alakh sir's this old video,,,,,which crystal clear my dobt.....❤
Jo 1hour mai nahi samj aaya vahi yaha pai 14 minute samaj aaya sir love you
Sir aap itna acha padate hai naa pura concept clear ho jata hai bahut bahut dhanyawad sir jii 🙏🙏🙏
1.4m subscribers 😍😍....we are jst blessed sir🙏☺thnku so much sir for ur helpful lectures☺☺
2.1m
5 M soon
5.46 currently
@@rishisingh9899 10 million currently
@@divyendraparmar2383 yes
I am Bibek Suna from lakhanpur best TH-cam class channel sir thank you 🎉🎉
Sir you are the best teacher .your explanation is super
Sir this video is very helpful ..thank u for this video 🙏🙏🙏
35.84 gram is the answer of the last question.
S
Yes
Sir aap india kee top ho aap india kee hope ho. Before this lecture I was confused with mole concept for about 1 year and in just 1 hour I'm very clear with the concept. So thankyou so much sir for taking me out of my misery.
Omg this video is soooo sooo gud i really loved the way he taught 😘😍
Alakh sir ki value mujhe tab samajh AAI jab mere maths teacher ne 1500 per month maanga
Love you alakh sir , will be remembering you for whole of my life
Waise aage jaake IIT wagerah crack to ni karna
I am basically a voice actor/dubbing artist/voice over artist/singer/photographer
Sir you are the very very best excellent teacher I rare found first time in my life . Sir I watch your every video whether it is in my class or not and comment . Sir please mera namskar savikar kariye aur reple jarur bhejna me apka intjar karunga. By sir🙇🙇🙇
Tumhara intizar rahay ga 10 saal tak
Sir you are best teacher in TH-cam
Koi bhi you tube me itna simple no pdata
Awesome explanation 🤩🤩🤩
Finally got this easy explanation after breaking my head to understand this concept 😄😄😄
Same for me
Thank you so much sir for your great explanation 👍😀😊👏☺😄
Sir,i want to ask you,with respect ,whether relative atomic mass and gram atomic mass are same or not....
Bhi hai
Same hotel he
Atomic mass of an atom that we calculate is not actual, it is the relative atomic mass. For eg- 16u is not actual atomic mass of oxygen. It is the approximate value called relative atomic mass.
An... Gram atomic mass is the atomic mass of atom in terms of gram.
For eg- gram atomic mass of oxygen= 16g
Hmm same h but with different unit
Excell explanation ❤🎉😊😊😊😊 best teacher ever of Chem and phys
Yes he is legendary teacher 🙌
Hyy anchal
@@adarshkambalwar6105 hlo
How r u anchal
Fine!
Where r u from anchal🕊
Sir apne bht Asha explain Kiya👍👍👍keep it up
Congratulation of 10k subscriber sir.....
Ab toh 3m
Thank you Finally I understood now 🤝
It was helpful
Thank you so much sir Tomorrow is my exam and after watching this I am ready for mole
Every 3 to 4 days his subscribers increase approx 10000❣️😅
Feeling confident after watching your video ..tysm
From 32k to 998k i was with you..
Sorry not I we were with u
Now till 1.4 million subscribers
Now till 2.08 million
Now till 2.25 m
Now, 2.28 million
@@amanisdreaming3914 2.31M subs now
Now i can say with very confidently that i can solve any question of mole concept. Sir made it so easier to learn it. Love you sir❤️❤️
Great advises sir you're. The best physics and chem. Teacher I've ever seen
Sir U r best teacher of chemistry god bless u always
1:50 amazing voice 😂😂
Because of you physics walla is famous and physics goes easy
M to ch 1 ki video dakh k aaya hu ye samaj ne k liye 😂😂
14:00 my answer is 35.84 g
Thank you sir 🙏,My mole concept now cleared 🌟🌟🌟🌟🌟
Sir plz upload a video about how to calculate a volume of giving reaction of gases with there volume
Vagvaan apka vala kare sir. 1000 o mei apka jaisa dusra aur koi nahi ❤🕉️
35.84 is the answer ❤
Sir really you are amazing teaching for chemistry and physics you are a best friend+teacher+motivational person 😊....of my life thanks 👍 for your teaching I love it ....your teaching sir......❤
Your video always helps me alot sir thank you so much ☺️
Alak sir congratulations u have reached from A lakh to 5 million
Who's here in 2025? 🗿🗿🗿🗿
Are u from future... It's 2024
😂😂😂😂@@aarpikumarikushawaha
Timelapse 😂
Who is here from 2030 IN 2030 JEE CONVERTED TO PWEE😂
Teri ma hai 2025 se
Alakh sir, I really love you and your way of teaching.
I get very emotional when I see thr struggle that you have faced in your life.
Thank you sir❤️
You are my favourite teacher. You are best teacher in this world
Congratulations for 10K subscribers sir!!....👍👍
Now it's 4.5 million❤
@@neetzee4318 yes Buddy . Real talent doesn't require time to get recognized and attain success .
Now 4.86M😍
And now it's 9 million 🤩Best teacher Alakh sir🥰
You explained in just 14 min that i cant catchup in my 2hr coaching class
Very helpful video sir
Thank you so much sir you are great this video is really very very helpful to me thank you 🤗🤗
You are really great till now.
And you always gives us feel.
Maja aa gya
Apke padahne ka style hi kuch alag h meri beti daily apke hi channel pe padti hai
Mole concept in school be like DEVIL 😈😈👹👹
But in his video mole concept be like
Ki saala meri to koi izzat hi nhi hai 😅😅😅😅
Thanks sir you are the great you clear my doubt ❤️🤗✌🏻ty sir ji
Who is here for new batch 2023-24 class 11
Yu are the best teacher i have ever seen