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2
The melting and boiling points of three pure
substances are given in Table 1.3.
Substance
ethanol
methane
mercury
Melting point
/°C
b
c
-117
-182
-30
Boiling point
/°C
78
-164
357
Table 1.3: Melting and boiling points of ethanol,
methane and mercury.
All three substances have negative values for
their melting point. Which of them has the
lowest melting?

Sagot :

Answer:

-182

Explanation:

according to the table it's the answer

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