logo

Cambridge IGCSE Chemistry practice

Paper 3 structured question: Relative masses of atoms and molecules

Try the question first, then check the answer and practise the same topic again.

Attempt questionRelative masses of atoms and molecules revisionRevise the key idea

At a glance

3

Paper

2

Marks

Topic

Relative masses of atoms and molecules

Exam-style question

Try this first

Paper 3Theory (Core)2 marks

Determining masses in a reaction.

Description

Masses in Chemical Reaction

If 5g of reactant X produces 8g of product Y, how much reactant X is needed to produce 16g of product Y?

  1. a

    Determine the mass of reactant X needed to produce 16g of product Y.

    Aim for approximately 2 distinct marking points.

    [2]

0 of 1 part answered

Answer every part before opening the mark scheme.

Common mistake

No common mistake is linked to this question yet.

Related flashcards

Flashcard 1 of 6

Press Space to flip, arrows to move

Related practice questions

Question 1 of 5

Choose an answer, get feedback, then move sideways through the set.

0 of 4 attempted

Paper 3 structured question: Relative masses of atoms and molecules

Paper 3Theory (Core)2 marks

Description

Mass Calculation in Reaction

In a reaction, 4g of substance A reacts with 6g of substance B to produce substance C. Calculate the mass of substance C produced.

  1. a

    Calculate the mass of substance C produced.

    Aim for approximately 2 distinct marking points.

    [2]