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 Cl2.
Calculate the molecular mass of CH4.
Calculate the molecular mass of C2H6.
Calculate the molecular mass of nitric acid, HNO3. (Atomic masses : H = 1 u ; N = 14 u ; O = 16 u)
Calculate the molecular masses of the following :
Oxygen, O2
(Atomic masses : H = 1 u ; O = 16 u ; Cl = 35.5 u ; N = 14 u ; C = 12 u)
Define gram molecular mass of a substance. How much is the gram molecular mass of oxygen ?
Calculate the molecular mass of the following:
(NH2)2CO
Given atomic mass of Cu = 63·5, H = 1, O= 16, C = 12, N = 14, Mg = 24, S = 32
Calculate the relative molecular masses of the following
(NH4)2 Cr2O7
[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 molecular mass of the following:
Na2SO4.10H2O
Given atomic mass of Cu = 63·5, H = 1, O = 16, C = 12, N = 14, Mg = 24, S = 32
Calcium carbonate is decomposed on heating in the following reaction
CaCO3 → CaO + CO2
How many moles of CO2 are there in this equation?
