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Mathematics, 06.05.2020 19:11 michellerosas

The melting points of some chemical elements are shown below.

Substance Temperature (*F)
Nickel 2,651
Mercury -37.89
Helium -458
Copper 1,984.32

a) Which two elements have melting points that are closest in value?

b) What is the average melting point of the substances? Round your answer to the nearest tenth.

Please help me, Kinda urgent,

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The melting points of some chemical elements are shown below.

Substance Temperature (*F)...
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