Chemical calculations

A bunch of questions to give you exam practice

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1 10g of Magnesium is Burned. What Mass of Magnesium Oxide is
formed?
2 Give the Rules for the Basic Method of calculating a Mass of a
Product.
3 20g of Sodium is Burned. What Mass of Sodium Oxide is formed?
4 Mass of a Product from a Reaction Advanced Method
10g of Magnesium is Burned. What Mass of Magnesium Oxide is
formed?
5 Give the Rules for the Advanced Method of calculating a Mass of a
Product.
6 20g of Sodium is Burned. What Mass of Sodium Oxide is formed?
The Percentage of an Element in a Compound
7 What is the Percentage of Carbon in Propene?
8 What is the Percentage of Calcium in Calcium Carbonate?
9 The Empirical Formula of a Compound
What does Empirical mean?
10 336g of Iron reacts with 144g of Oxygen. What is the formula of
Iron Oxide?
11 20g of Ca reacts with 355g of Cl. What is the formula of Calcium
Chloride?
12 Which Compound has 3g of Carbon and 05g of Hydrogen if the
RMM is 42?
13 Which Compound has 48g of Carbon and 12g of Hydrogen if the
RMM is 30?
Volumes of Gases
14 What does Avogadro's Law say?
Give the Equation which Converts Moles into Volume.
15 6g of Carbon is Burned. What Volume of Carbon Dioxide is
formed?
16 90g of Ethane is Burned. What Volume of Carbon Dioxide is
formed?
17 65g of Zinc reacts with Sulfuric Acid. What Volume of Hydrogen is
formed?
18 What is the Mass of 2 Litres of Chlorine?

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