CSEC Chemistry · May/June 2010 · Paper 1 · Question Q30
Item 30 refers to the following graph which shows the changes in temperature with time, for a substance heated until no further physical change takes place. At which portion of the curve, I, II, III and IV, is the substance a liquid only?
- (A)I
- (B)II
- (C)III
- (D)IV
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