Chemistry unit 3

Unit 3 - Quantitative Chemistry

Relative Atomic Mass

Relative formula Mass

Conservation of mass

Limiting Reactants

Calculating a mole


% Yield and Atom economy

Gas Pressure



Triple ONLY Content

Percentage Yield

Calculating Percentage Yield

Atom Economy

Using Concentration of Solutions

Using concentrations of Solutions 2

Using Gas volumes 2

Using Gas volumes

Exam Pro questions for unit 3 - These questions are mixed knowledge, you need to focus on calculations so skip down until you find calculate questions.

Click on the link , answer the questions and use the mark scheme tab to mark them.

You do not have to print them just use paper.

Grade 1-4

Calculations -

% yield and Atom economy -

Concentration -

Grade 5-6

Calculations -

% yield and Atom economy -

Concentration -

Volumes -