Try these quizzes based on GCSE physics past papers. By working your way through the physics questions created by experts, you can prepare for your physics exams and make your revision more ...

There are fewer moles on the right hand side of the equation for the Haber process: \(\begin{array}{rcl} N_{2}(g) + 3H_{2}(g) & \rightleftharpoons & 2NH_{3}(g) \\ 1 ...