Advertisements
Advertisements
प्रश्न
Define 'molecular mass' of a substance.
Advertisements
उत्तर
The molecular mass of a substance is the relative mass of its one molecule as compared with a `""^12""_6C` atom. The mass of an atom of is `""^12""_6C` considered to be 12 a.m.u.
APPEARS IN
संबंधित प्रश्न
Calculate the molecular mass of Cl2.
Calculate the molecular mass of C2H4.
Calculate the molecular mass of CH3OH.
Calculate the molecular mass of chloroform (CHCl3). (Atomic masses : C = 12 u ; H = 1 u ; Cl = 35.5 u)
Choose the correct answer from the options given below.
In water, the hydrogen-to-oxygen mass ratio is
Calculate the molecular mass of the following:
(NH₄)₂SO₄
[At mass : C = 12, H = 1, O = 16, Ci = 35.5, N = 14, Cu = 63.5, S = 32, K = 39, Pt = 195, Ca = 40, P = 31, Mg = 24]
Calculate the weight/mass of an atom of oxygen.
The modem atomic mass scale is based on ______.
Write the name of the following compound and deduce its molecular mass.
K2CO3
Calcium carbonate react with dilute hydrochloric acid as given below:
\[\ce{CaCO3 + 2HCl -> CaCl2 + H2O + CO2}\]
What is the mass of 5 moles of calcium carbonate? (Relative molecular mass of calcium carbonate is 100)
