2012 O Level Chemistry Paper 2 Answers -

Section B of the 2012 O Level Chemistry Paper 2 exam consisted of 5 structured questions, each carrying a varying number of marks. The questions required students to apply their knowledge to solve problems, often involving calculations and chemical equations.

(b) What is the molecular formula of water? 2012 o level chemistry paper 2 answers

(3 marks)

Answer: \(CH_4 + 2O_2 ightarrow CO_2 + 2H_2O\) Section B of the 2012 O Level Chemistry

(b) Calculate the number of moles of oxygen required to burn 2 moles of methane. 2012 o level chemistry paper 2 answers

(1 mark)