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Lecture 21 : Practice Set 1 ( in Hindi)
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In this video, solved numerical questions has been discussed by covering entire unit 1 i.e. Basic concept of chemistry.

## Anirudh Walia is teaching live on Unacademy Plus

Anirudh Walia
Chemistry Educator || YouTube Channel: Anirudh Walia, 2 Lac+ Subscribers, 10 Million+ views

U
Unacademy user
Mam is this the basic series for caselets?
problem 1.3 ncert page-18 ...Iska soln smjh nhi aa rha
sir equation solve kro please
BI
sir 2nd question mein o2 dudhna o nahi asa mujhe lagta hai. plz clear my doubts
sir mujhe question no 3 me doubt h . aapne 22.4 l kaise le liya volume jb ki stp pr reaction ni ho raha .temperature to 373K h na ?
Harsh Raj
a year ago
STP ka mtlb hota hai standard Temperature Pressure.... jisme temperature 373 k and pressure 1ATM hota h and 1 bar v hota h....bt yha 373k and 1 atm diya hua hai isiliye 22.4 liya gya hai...... agar nhi smjh paye ho bhai then sir se puch skte ho. Thanks 😊
galat kaha bhai @Harsh Raj . AT STP Temperature=273k or 0 degree C
Harsh Raj
a year ago
miss type bro 273
Sarvesh navghare
6 months ago
question is written wrong
sir, Q no.3 me reaction kaise likha aapne??? please help me solve that....?
1. Basic Concepts of Chemistry Unit 1 Chapter wise Chemistry with Anirudh Walia

2. About me Verified Educator at Unacademy Anirudh Walia Top EDUCATOR at Unacademy in 2017 24 Courses, 7.9k+ followers VERIFIED unacademy Rate Review Recommend https://unacademy.com/user/anirudhw28 unacademy Follow me for Latest Courses

3. Lecture 21 Practice Set - .1

4. 3. x 120 modeulng an Aon wed "am g3ma of H.S@y, then number noles of Haso, by, is 3 4 01Xlo d) g.35 C 166 xlo Q1. How many moles magresium phosphode,M,Cra a) 0,02 i) 3. I 25x10 2 2

5. Whod volunne f hydrogen gas) serruse. Uul\bC Covno mnd in obtaining 2/.G 4) 2.2,Y c) 41,8a 3.2g d) o. c) 228 mol

6. 20 3 Molts H.soy 40MPwd: 3 01-23. 3.01xlo 6.02.3 3

7. adoms aa mole A 6 x D.2S

8. 10.3a Boron Co,

9. a) 20,30 30,yo , 140,30 Sols, Mo(.dutofxy2 = -|oo d)80.0 3.01( x1 23 7 are a f 0

10. Ready for Practice Set 2