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Stoichiometry, Long Questions

This page consists of comprehensive questions included in the course of Stoichiometry for First Year.

Question No

Description of the question

1

(a) What is formula mass of a compound? What are the steps involved in calculating the formula mass of a compound? Explain with an example. (b) Calculate formula mass of the following compounds. (i) HNO3, (ii) C6H12O6, (iii) C3H8 (iv) C2H5OH (v) Al2O3, (vi) K2Cr2O7 See Answer

2

(a) Define and explain mole and Avogadro’s number.
(b) Given the equation
CH4(g) + 2O2(g) —–> CO2(g) + 2H2O(g) + Heat
how can this be read in terms of particles, moles and masses?
See Answer

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