Guide Questions:
1. Which liquid sample is a pure substance?
Table 1: Boiling point of two liquid samples
Temperature:
Observation while heating:
Liquid A:
Liquid B:
1. Which liquid sample is a pure substance?
Table 1: Boiling point of two liquid samples
Temperature:
Observation while heating:
Liquid A:
Liquid B:
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liquid a 28-100 fixed completely
liquid b 30-113 not fixed at all