Advertisements
Advertisements
प्रश्न
Calculate:
The gram molecular mass of chlorine if 308cm3 of it at STP weighs 0.979 g.
उत्तर
308 cm3 of chlorine weighs = 0.979 g
∴ 22400 cm3 of chlorine at STP will weigh = `(0.979 xx 22400)/308`
= 71.2 g
APPEARS IN
संबंधित प्रश्न
Calculate the molecular mass of H2.
Calculate the molecular mass of Cl2.
Calculate the molecular mass of NH3.
Calculate the molecular masses of the following :
Ammonia, NH3
(Atomic masses : H = 1 u ; O = 16 u ; Cl = 35.5 u ; N = 14 u ; C = 12 u)
Which of the following elements has the same molecular mass as its atomic mass ?
Calculate the molecular mass of the following:
Ammonium chloroplatinate (NH4)2 PtCl6
[At mass: C = 12, H = 1, O = 16, Cl = 35.5, N = 14, Cu = 63.5, S = 32, K = 39, Pt = 195, Ca = 40, P = 31, Mg = 24]
Molar mass of CO2 is 42g.
Calcium carbonate is decomposed on heating in the following reaction
CaCO3 → CaO + CO2
How many moles of CO2 are there in this equation?
Write the name of the following compound and deduce its molecular mass.
K2CO3
Write the name of the following compound and deduce its molecular mass.
MgCl2
