Ong Tun Wei's answer to Shanice Lee's Junior College 1 H2 Maths question.

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Ong Tun Wei
Ong Tun Wei's answer
11 answers (Tutor Details)
1st
Things to know: 1)water will become liquid at room temperature, hence there will be a decrease in volume when cooled to room temp. 2) co2 reacts with calcium hydroxide and is removed.