1.33 Calculate the number of atoms
(ii) 52 u of He.
As 1 atom of He weights 4 u.
Hence the number of atoms of He present in 52 u will be:
.
Board Exam Result 2025 Live: Updates on CBSE, AP SSC, UP, MP, TS Inter, Maharashtra results; date, time
When will CBSE Class 12 results 2025 be declared? Last two years' trends
CBSE Class 10, 12 board exams 2025 from April 7 to 11 for sports students
Create Your Account
To keep connected with us please login with your personal information by phone
Dont't have an account? Register Now