2 years ago

Why does temperature change always move from regions of hot to regions of cold?

1 answer:

8 0

Answer:

earth surface is uneven because land heats faster than water causes air to warm.,expand and rise over land while it cools and sinks over the cooler waters surface..

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Solid calcium oxide reacts with sulfur trioxide gas to produce solid calcium sulfate

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<u>Answer:</u> The chemical equation for the given reaction is given below.

<u>Explanation:</u>

When solid calcium oxide reacts with sulfur trioxide gas to produce solid calcium sulfate, the chemical equation follows:

$CaO(s)+SO_3(g)\rightarrow CaSO_4(s)$

This is the reaction when a metal oxide reacts with non-metal oxide to produce a salt.

By Stoichiometry of the reaction:

1 mole of solid calcium oxide reacts with 1 mole of sulfur trioxide gas to produce 1 mole of solid calcium sulfate.

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The majority of the mass of the atom is located in the nucleus. Remember that the nucleus contains both protons and neutrons and therefore, most of the mass of the atom.

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Sodium is the reducing agent because a reducing agent is always the donor of electrons.

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