AnswersCR SS Chemistry S2 201819 2026Scientific Notation and Significant Figures — Unit testQuestion 4
4
QuizMultiple Choice

Scientific Notation and Significant Figures — Unit test

Question 4 • CR SS Chemistry S2 2018/19 2026

Consider the balanced equation below. What is the mole ratio of PCl3 to PCl5?

Question illustration
Answer
A
1:1
B
2:1
C
3:5
D
5:3
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