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Ainat [17]
3 years ago
15

The physical The physical process of evaporation involves -process of evaporation involves...

Chemistry
1 answer:
kotykmax [81]3 years ago
7 0
The absortion of energy to separate the molecules. In the liquid state the molecules are closer and to manage the separation neededd in the gas state the molecules need energy from the surroundings.
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Which best describes nuclear fission
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3 years ago
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Which of the following is a precipitation reaction?
erik [133]

Answer:

The precipitated are option a and d.

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What happens when sodium trioxocarbonate (IV) decahydrate is heated
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2 years ago
The density of liquid mercury is 13.6 g/mL. What is its density in units of ? (2.54 cm = 1 in., 2.205 lb = 1 kg)
nalin [4]

Correct question

The density of liquid mercury is 13.6 g/mL. What is its density in units of lb/in​3​? (2.5 cm = 1 in., 2.205 lbs= 1 kg., 1000 g =1 kg, 1 mL = 1 cm³)

Answer:

\rho0.4916\ lb/in^3

Explanation:

Given that;-

The density = 13.6 g/mL

Also, 1 kg = 2.205 lb

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So, 1000 g = 2.205 lb

1 g = 0.002205 lb

Also,

1 in = 2.54 cm

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1 cm³ = 1 mL

So,  1 in³ = 16.39 mL

1 mL = 0.061 in³

The expression for the calculation of density is shown below as:-

\rho=\frac{m}{V}

Thus,

\rho=\frac{13.6\ g}{1\ mL}=\frac{13.6\times 0.002205\ lb}{0.061\ in^3}=0.4916\ lb/in^3

7 0
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