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Atomic Number and Mass Number

Molecular mas...

Question

Molecular mass of a nitrogen molecule is 28 u.

A

False

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B

True

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Solution

The correct option is B True

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Similar questions

Q. Calculate the number of electrons in a sample of nitrogen gas(N2) which weighs 5.6 grams.(gram molecular mass of nitrogen is 28)

Q. At what temperature will nitrogen molecules have same R.M.S. speed as oxygen molecules at 400K (molecular weight of oxygen=32,molecular weight of nitrogen=28)

Q. Molecular mass of Nitrogen is

28

. Its atomic mass is

14

. Find the atomicity of Nitrogen.

Q. If one mole of nitrogen molecules weighs 28 g, calculate the mass of one molecule of nitrogen in grams.

Q. Compute the temperature at which the r.m.s. speed of nitrogen molecules is

832 m / s

. [Universal gas constant

R = 8320 J/k mole K

, molecular weight of nitrogen

= 28

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Atomic Number and Mass Number

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