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 bacteriosatic antibiotic among the following is
  2. The hybridization involved in complex [Ni(CN)₄]²⁻ is (At.No.Ni = 28)
  3. Which of the following ions can cause coagulation of proteins
  4. 10g of hydrogen and 64g of oxygen were filled in a steel vessel and exploded.
  5. When carbon monoxide is passed over solid caustic soda heated to 200▫ C it forms