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ajbrock1004
30.06.2019 •
Chemistry
Which of the following represents a chemical property of hydrogen gas? a) it is gaseous at room temperature.b) it is less dense than air.c) it reacts explosively with oxygen. d) it is colorless. e) it is tasteless.
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Ответ:
Option (C) is the correct answer.
Explanation:
A property that does not bring any change in chemical composition of a substance are known as physical properties.
For example, change in shape, size, mass, volume, density, etc are all physical properties.
Whereas a property that brings changes in chemical composition of a substance are known as chemical properties.
For example, reactivity, toxicity, combustibility etc are all chemical properties.
Thus, we can conclude that it reacts explosively with oxygen represents a chemical property of hydrogen gas.
Ответ:
Ammeter
Explanation: