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yuradex [85]
3 years ago
6

Melting is a physical change in matter, so it doesn’t change the chemical makeup or chemical properties of matter.

Chemistry
1 answer:
stepan [7]3 years ago
3 0

is this site ment for k12


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Elements in the same period of the periodic table exhibit similar physical and chemical properties.
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Which is an element?<br> A: H20<br> B: NaCl<br> C: Mg<br> D: CO
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3 years ago
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Which of the following mixtures may be act as a buffer solution?
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Answer:

B) HF, NaF

Explanation:

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  • The buffer would have the weak acid HF and its conjugate base, F- which comes from the soluble salt NaF.
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