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sveticcg [70]
3 years ago
14

Please help with my 1.11 asignment and you get 20 points

Chemistry
1 answer:
zavuch27 [327]3 years ago
7 0

This quote means that if you want to see a change in this wrld, you must be the change. You must change yourself in order to see a change in this world. You should take action.

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When CaCl2 and Zn react together, zinc (Zn) can replace chlorine (Cl) in the compound because zinc is higher on the periodic tab
Phantasy [73]

Answer:

The answer to your question is: false

Explanation:

Zinc is a metal, Chlorine is a nonmetal, Zinc can replace another metal not a non metal.

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3 years ago
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4 years ago
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If the mole fraction of nitric acid (HNO3) in an aqueous solution is 0.275, what is the percent by mass of HNO3?
jeka94
Molar mass of    N    = 14 g/molMolar mass of   O2    = 32 g/molAdding both masses = 46 g/molActual molar mass/ Empirical molar mass = 138.02 / 46 = 3Now multiplying this co effecient with empirical fomula NO2 = 3(NO2)                                                                                             = N3O6So according to above explanation,D) N3O6, is the correct answer.

8 0
3 years ago
I’ll give 5 stars and Brainliest plus this is 20 points lol
Daniel [21]

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I think is b

Explanation:

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