Advertisements
Advertisements
प्रश्न
Calculate the weight/mass of a molecule of NH3.
उत्तर
1 molecule of NH3 has mass = `17/(6.02 xx 10^23)`
= 2.82 x 10−23 g
APPEARS IN
संबंधित प्रश्न
Calculate the molecular mass of Cl2.
What is meant by saying that ‘the molecular mass of oxygen is 32’ ?
What is the significance of the formula H2O ?
Calculate the molecular mass of the following:
CuSO4·5H2O
Given atomic mass of Cu = 63·5, H = 1, O = 16, C=12, N = 14, Mg = 24, S = 32
Calculate the weight/mass of the molecule of oxygen.
Calculate the weight/mass of 0.25 gram atom of calcium.
Calculate the relative molecular mass of ZnCO3.
Calcium carbonate is decomposed on heating in the following reaction
CaCO3 → CaO + CO2
How many moles of Calcium carbonate is involved in this reaction?
Write the name of the following compound and deduce its molecular mass.
CO2
Calcium carbonate react with dilute hydrochloric acid as given below:
\[\ce{CaCO3 + 2HCl -> CaCl2 + H2O + CO2}\]
What is the volume of carbon dioxide liberated at S.T.P. at the same time?
