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ICSE Class 10 Chemistry Question 19 of 37

Mole Concept and Stoichiometry — Question 37

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Question

Question 27

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.

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).