Question

8gCH4 में कितने मोल हैं?
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Answer 1

Explanation:

no. of moles =mass/molar mass

=8/16.04

=0.498g

Answer 2

3.0115×10^(23)molecular

Explanation:

Molecular of CH4=16g next step 6.023×10^(23)atom=16g of CH4 ,so 8g of CH4=(6.023×10^(23)×8)÷16=3.0115×10^(23) molecular