Question

II. Relative molecular mass
ve molecular mass (or) molecular weight is defined as the number of times a molecule
heavier than 1/12th the mass of C-12 isotope's atom,
RMM - Average mass of one molecule
weight of 1/12th of C-12 atom
9. Find the number of gram molecules of hydrogen present in 1 gram molecule of methane
gas
a) 1
b) 2
c) 4
d) 8
0. 100g of which gas contains the maximum number of gram molecules ?
a) SO,
b) 02
c) He
d) H,
71. How many gram molecules of methane are present in 'x' grams of it, where 'x' is equal to
the weight of 1 gram molecule of SO,?
c) 16
d) 32
b) 8
​

Answer 1

C is the answer

Explanation :

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