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1. A gaseous material has a strong smeel, evaporates quickly particularly boils at -33.34°C and melts at -77.73°C. This matter can be classified as ______.
A.metal
B.mixture
C.solution
D.substance​


Sagot :

Answer:

D. subtance

Explanation:

A gaseous material has a strong smeel, evaporates quickly particularly boils at -33.34°C and melts at -77.73°C. This matter can be classified as subtances.

Pure substances are substances that are made up of only one kind of particles and has a fixed or constant structure.