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jolli1 [7]
2 years ago
5

When the electron from the n=4 excited state drops to the ground state, does it absorb energy or emit energy?

Chemistry
1 answer:
zubka84 [21]2 years ago
3 0

Answer:

It emits energy since to move from a higher energy level to a lower energy level or ground state, it must lose energy.

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2Fe + 3Cl2 → 2FeCl3 which of the following options gives the correct reactant ratio?
Mademuasel [1]

<u>Answer:</u> The reactant ratio in the given chemical equation will be: Fe:Cl_2=2:3

<u>Explanation:</u>

Mole ratio is defined as the ratio of the amount of moles of two substances that are participating in a chemical reaction.

In the given chemical equation:

2Fe+3Cl_2\rightarrow 2FeCl_3

The reactants are Fe and Cl_2 and the product is FeCl_3

The mole ratio is basically the stoichiometric ratio of the chemical compounds taking part in a chemical reaction.

The mole ratio of reactants is stoichiometric ratio of Fe and Cl_2, which is:

Fe:Cl_2=2:3

Hence, the reactant ratio in the given chemical equation will be: Fe:Cl_2=2:3

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3 years ago
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A scilentific experiment is repeated, but its results cannot be repeated by others. What can you conclude about the experiment?
klasskru [66]

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The partial negative charge at one end of a water molecule is attracted to the partial positive
Neporo4naja [7]

Answer:

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