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. Which one of the following statements about the nitro group in organic compound
  2. HgI₂ reacts KI in aqueous solution to form K₂HgI₄.If small amount of HgI₂
  3. In which of the following resonance will be possible
  4. The reagent commonly used to determine hardness of water titrimetrically is
  5. If the enthalpy change for the transition of liquid water to steam