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frutty [35]
3 years ago
13

Can anybody help me with a question in chemistry?

Chemistry
1 answer:
Furkat [3]3 years ago
3 0
So where is the question
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Balance the reaction. <br> CaO(s) + SO3(g) → CaSO4(s)
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Answer:

CaO + SO 3 → CaSO. 4

This is an acid-base reaction (neutralization): CaO is a base, SO 3 is an acid.

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Are elements considered to be substances?
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C. Yes, because they have a definite composition.

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I believe the correct response would be D. At least 2 of the above statements are correct.
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Which option describes the direction of thermal energy transfer in earth's oceans?
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Energy is moved from areas of surplus to those of deficit, with warm currents transporting warm water polewards and cold currents taking colder water to lower latitudes. It holds onto this heat for longer than the land does and the ocean currents move this heat around, from the tropics to higher latitudes.

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If the family decreases the clothing budget by 3 percent, what amount will it have to spend on clothing? Round to the nearest do
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