Chemistry, asked by piyushsoni3680p33z6s, 1 year ago

calculate number particle in 200 g of oxygen

Answers

Answered by Anonymous
1
Molar Mass of oxygen(M)=16 g/mol
Number of moles(n)=m/M
=200/16=12.5 mol
By using the formula,n=N/N₀
12.5=N/6.022×10²³
N=12.5×6.022×10²³
=75.275×10²³=7.5275×10²⁴
∴The number of particles=7.5275×10²⁴
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