Advertisements
Advertisements
प्रश्न
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
Advertisements
उत्तर
Molecular mass of Mg3N2
= (3 × 24) + (2 × 14)
= 72 + 28
= 100
APPEARS IN
संबंधित प्रश्न
Calculate the molecular mass of C2H6.
Calculate the molecular mass of NH3.
Calculate the formula unit mass of ZnO given the atomic mass of:
- Zn = 65 u
- Na = 23 u
- K = 39 u
- C = 12 u
- O = 16 u
Calculate the molecular masses of the following compounds :
Carbon disulphide, CS2
(Atomic masses : H = 1 u ; S = 32 u ; C = 12 u)
Calculate the relative molecular masses of the following
CHCI3
[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.
Calculate the weight/mass of an atom of hydrogen.
Calculate the weight/mass of the molecule of oxygen.
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.
MgCl2
