Chemistry
Correct the following:
(a) Equal volumes of any gas, under similar conditions, contain an equal number of atoms.
(b) 22 g of CO2, occupies 22.4 litres at STP.
(c) The unit of atomic weight is grams.
Mole Concept
18 Likes
Answer
(a) Equal volumes of any gas, under similar conditions, contain an equal number of molecules.
(b) 44 g of CO2, occupies 22.4 litres at STP.
(c) The unit of atomic weight is atomic mass unit (a.m.u).
Answered By
12 Likes
Related Questions
A student puts his signature with graphite pencil. If the mass of carbon in the signature is 10-12 g, calculate the number of carbon atoms in the signature.
An unknown gas shows a density of 3 g per litre at 273°C and 1140 mm Hg pressure. What is the gram molecular mass of this gas?
Give the empirical formula of:
(a) C6H6
(b) C6H18O3
(c) C2H2
(d) CH3COOH
Find the percentage of water of crystallisation in CuSO4.5H2O. (At. Mass Cu = 64, H = 1, O = 16, S = 32)