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vesna_86 [32]
3 years ago
7

Which transition is associated with an emission of energy?

Chemistry
1 answer:
Fantom [35]3 years ago
4 0

Answer:

n = 4 to n = 7

Explanation:

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sweet-ann [11.9K]

Answer:

The answer for this selection is 4

Explanation:

7 0
3 years ago
The molar mass of nitrogen (N2) is 28.02 g/mol. What is the mass, in grams, of 4.60 mol of N2?0.1646.0923.4129
kati45 [8]
Answer is 128.892 g.

moles (mol) = mass (g) / molar mass (g/mol)

According to the given data,
     moles = 4.60 mol
     mass = ?
     molar mass = 28.02 g/mol

By substitution,
   4.60 mol = mass / (28.02 g/mol)
        mass = 4.60 mol x 28.02 g/mol
        mass = 128.892 g

Hence, mass of 4.60 mol of N
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6 0
4 years ago
What happens to a substance when it dissolves​
uranmaximum [27]

Answer:

A solution is made when one substance called the solute "dissolves" into another substance called the solvent.

Explanation:

once it is broken down"dissolves" from bigger pieces it becomes much smaller groups

6 0
3 years ago
Explain why water does not heat up or cool off as quickly as air does.
lakkis [162]
No, water does not heat up or cool down faster than soil. This is because soil has lower specific heat. Specific heat is how long it takes for a substance to <span>heat up or cool down</span>
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What happens when you mix muriatic acid and phenolphthalein indicator together Need Help
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When <span>you mix muriatic acid and phenolphthalein indicator together, the solution is colorless. Phenolphthalein indicator will turn pink to basic compounds only not acidic solutions.</span>
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