Table salt is an ionic compound :)
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Answer:
The pitch of a sound is related to its frequency.
Explanation:
The higher the frequency, the higher the pitch will be
Amplitude is related to how loud a sound is
Answer: Exothermic reaction
Explanation:
Exothermic reactions lose energy, or ΔH, when they react.
B and D is out. It cant be A because heat of combustion is substance not compound. So the answer is D.
