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Svetradugi [14.3K]
3 years ago
6

Sodium chloride procedure​

Chemistry
1 answer:
MAVERICK [17]3 years ago
8 0

Answer: Dissolve approximately 3 mg of Sodium Chloride in 2 mL of water.

Add 0.4 mL of silver nitrate TS and acidify with diluted nitric acid.

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What does the law of conservation of energy imply?
zheka24 [161]

Answer:

B. That energy can only be converted between different forms

Explanation:

The law of conservation of energy implies that energy can only be converted between different forms but can neither be created nor destroyed.

Energy is the ability to do work. It is very important physical quantity that is essential to all life forms.

Energy according to the law of conservation of energy is not produced neither is it destroyed.

Energy is simply transformed from one form to another.

4 0
3 years ago
What are 3 signs that a chemical change (chemical reaction) has taken or is taking place?
kotykmax [81]
Heat has been released or lost. Odor may be present. Absence of a substance may be converted to something else.
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4 years ago
Give two examples in which the host is harmed.
dexar [7]

Answer:

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7 0
4 years ago
The mass percentage of hydrochloric acid within a solution is 28.00%28.00% . Given that the density of this solution is 1.1411.1
sashaice [31]

Answer:

8.76M

Explanation:

Given that

Mass from the density = 1141g

According to the given situation the computation of molarity of the solution is shown below:-

we will took HCL solution which is 1000mL

HCl = 28% by mass

So,

Mass of HCl in 1-litre solution is

= \frac{28}{100} \times 1141

Which gives the result of molar mass HCI is

= 319.48g /mol

Now,

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= \frac{319.48}{36.45}

Which gives results of molarity is

= 8.76M

8 0
3 years ago
What happens when nitrogen fills its valence shell?
RSB [31]
Hello!

Like many other elements in chemistry, when an atom's valence shell is filled the element becomes stable. Through the octet rule we know that when the very last valence shell becomes filled, the atom is stable and therefore it is highly unlikely for the element to form bonds with that of another.

I hope this helped!
8 0
4 years ago
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