Advertisements
Advertisements
प्रश्न
Molar mass of CO2 is 42g.
पर्याय
True
False
Advertisements
उत्तर
False
Correct Statement: The molar mass of CO2 is (12 + 32) = 44 g.
APPEARS IN
संबंधित प्रश्न
Calculate the molecular mass of C2H4.
Calculate the molecular mass of NH3.
What is meant by saying that ‘the molecular mass of oxygen is 32’ ?
Calculate the molecular mass of chloroform (CHCl3). (Atomic masses : C = 12 u ; H = 1 u ; Cl = 35.5 u)
Calculate the molecular mass of hydrogen bromide (HBr). (Atomic masses : H = 1 u ; Br = 80 u)
Calculate the molecular masses of the following compounds :
Methane, CH4
(Atomic masses : C = 12 u ; H = 1 u)
Calculate the molecular mass of the following:
Mg3N2
Given atomic mass of Cu = 63·5, H = 1, O = 16, C = 12, N = 14, Mg = 24, S = 32
Fill in the blank with the correct word from the options given below:
Relative molecular mass of an element/compound is the number of times one ________ of the substance is heavier than −1/12that the mass of an atom of carbon [C12].
The gram molecular mass of oxygen molecule is ______.
A gas occupied 360 cm3 at 87°C and 380 mm Hg pressure. If the mass of gas is 0.546 g, find its relative molecular mass.
