speaker_notes Chemistry (WAEC 2000)
This is for O'level students preparing for Chemistry WAEC examination.
Instruction: Achieve at least 50% in less than 30 seconds per question.
Quiz Started: 0 Second ago ·
19 February 2019 10:49 ·
Questions: 50 ·
Answered: 0 ·
Recommended Time: 0h:25m:0s
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