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11111nata11111 [884]
3 years ago
6

Which of these will melt the fastest

Chemistry
1 answer:
umka21 [38]3 years ago
6 0
The answer will be C
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When a certain powder is mixed into a solution of silver nitrate, a white precipitate forms. When the powder is added to a solut
atroni [7]

Answer:

Ammonium chloride

Explanation:

The powder is:- Ammonium chloride

When mixed with silver nitrate, white prescipitate of silver chloride is formed as:-

NH_4Cl+AgNO_3\rightarrow NH_4NO_3+AgCl

When mixed with sodium hydroxide, ammonia gas is formed which has noxious order.

NH_4Cl +NaOH\rightarrow NH_3 + H_2O + NaCl

Ammonia gas on reaction with nickel (II) hydroxide forms deep blue colored complex as shown below:-

Ni(OH)_2(s) + 6NH_3(aq)\rightarrow [Ni(NH_3)_6]^{2+}(aq) + 2OH^{-}(aq)

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2 years ago
Plzzzzzz help me I will mark u brainiest
Monica [59]

Brainless answer:

I think it is ionic.. I am not sure

3 0
3 years ago
How many microliters are in 1 L? I n 20 mL?
pshichka [43]
1 liter= 1,000,000 microliters
20 mL= 20,000 microliter

I hope this helped ;)))
4 0
3 years ago
Why is scientific notation important in chemistry?
Varvara68 [4.7K]
Calculations in chemistry can range from large numbers to the smallest number in decimals to be more accurate in data results. When this occurs using scientific notations allows you to note down results regardless of size as accurate as possible without writing a lot of numbers.
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2 years ago
Which of the following would be a testable hypothesis for an experiment that compares the health of salmon raised in fish farms
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If Salmon are raised in a fish farm then they will be healthier since they aren't being exposed to predators or disease.

I'm not fully sure if this is good enough since it seemed like your question had multiple choice but this is generally a testable hypothesis.

7 0
3 years ago
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