What is the number of mols of hydrogen atoms in 3.2g of methane

What is the number of mols of hydrogen atoms in 3.2g of methane

Options

(a) 0.2
(b) 0.4
(c) 0.8
(d) 2

Correct Answer:

0.8

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

View Comments (2)

  • No. Of moles= mass/ molar mass

    Molar mass of CH4 = 12+4(1)=16

    No of moles in CH4 = 3.2/ 16
    = 0.2mol
    So,
    No.of moles of H = 0.2 (4)
    = 0.8 mol

Related Questions

  1. The total number of isomeric alcohols with the molecular formula C₄H₉OH is
  2. Allyl chloride on dehydrochlorination gives
  3. If the energy of a photon is given as : =3.03 × 10⁻¹⁹J then, the wavelength (λ)
  4. Which of the following is not a tranquillizer
  5. The process which is catalysed by one of the products is called