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Art [367]
2 years ago
15

An unknown substance has a melting point of -77°C. Is this substance likely to be an ionic compound?

Chemistry
1 answer:
pentagon [3]2 years ago
8 0

Answer:

No. it,s not possible.

Explanation:

Because you know that ionic compound is having large inter-molecular forces. -77C* is for a compound having v.very small inter-molecular forces.you must know that M.B is directly varing with inter-molecular forces.

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5 0
3 years ago
17) A 0.20 M solution of HCl with a volume of 15.0 mL is exactly neutralized by the 0.10 M solution of NaOH with what volume? HI
galina1969 [7]

Answer: A 0.20 M solution of HCl with a volume of 15.0 mL is exactly neutralized by the 0.10 M solution of NaOH with 3 mL volume.

Explanation:

Given: M_{1} = 0.20 M,      V_{1} = 15.0 mL

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Formula used is as follows.

M_{1}V_{1} = M_{2}V_{2}

Substitute the values into above formula s follows.

M_{1}V_{1} = M_{2}V_{2}\\0.20 M ]times 15.0 mL = 0.10 M ]times V_{2}\\V_{2} = 30 mL

Thus, we can conclude that a 0.20 M solution of HCl with a volume of 15.0 mL is exactly neutralized by the 0.10 M solution of NaOH with 3 mL volume.

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2 years ago
If a neutral atom of chlorine has 17 electrons and 18 neutrons, how many protons does it have?
IceJOKER [234]
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7 0
3 years ago
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Explanation:

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