A manufacturer makes a savoury cracker mixture using different measured quantities of flour, vegetable oil, salt and flavouring. The manufacturer needs to make a batch three times as large with the same properties.
Which statement describes the change the manufacturer should make?
Adjust the ingredient quantities independently until the total mass is three times larger.
Multiply the measured quantity of each ingredient by three.
Multiply the flour quantity by three and leave the other quantities unchanged.
Add the same extra mass to the measured quantity of each ingredient.
113 exam-style questions on AQA GCSE Chemistry 8.1 Purity, formulations and chromatography, covering 8.1.1 Pure substances, 8.1.2 Formulations, and 8.1.3 Chromatography. Each one has a worked solution and a mark scheme showing where the marks go.