Question

the number of molecules present in 4g of CH4 is​

Answer 1

Answer:

Four grams of methane is 0.25 mol CH4, containing 0.25 mol C and 1.0 mol H. One mole of any substance contains 6.02E23 particles of that substance. Thus, the four grams of methane contains 1.50E23 CH4 molecules, composed of 1.50E23 carbon atoms and 6.02E23 hydrogen atoms.Se