Q 6. Calculate the molar mass of the following substances.
(a) Ethylene ,
The molecular mass of ethyne, = 2 * Atomic Mass of C + 2 * Atomic Mass of H
= 2 * 12u + 2 * 1u
= 24u + 2u
= 26u
CBSE Class 10, 12 syllabus 2024-25 out; board restores two-level mathematics rule
CBSE Class 10 board exam 2024 passing criteria, eligibility for compartment; all you need to know
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