Question

`From the following select the option which containssame number of atoms as the atoms present in 80 g ofoxygen.(a)10 g of hydrogen (b)24gof carbon(c)120 g of magnesium(d)3.4 g of H2S`​

Answer 1

Answer:

d

Explanation:

Each mole of methane on combustion yield one mole of carbon dioxide. Number of moles of methane = w/Mm = 20/16 = 1.25. Number of moles of methane burned is equal to the number of moles of carbon dioxide produced. Hence, number of moles of CO₂ = 1.25