Chemistry, asked by matrixyt150, 13 days ago

A student heats up solid X. It starts to melt at 35°C, and finishes melting at 40°C. What does this tell you about solid X?
a - Solid X is an impure substance
b - Solid X is a pure compound
c - Solid X is a pure element

Answers

Answered by saorishika06

2

Answer:

Explanation:

b

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