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dusya [7]
2 years ago
7

Which statements explain the relationship between mass, velocity and kinetic energy? Select the TWO (2) that apply.

Chemistry
1 answer:
Ad libitum [116K]2 years ago
6 0

Answer:

I think D

Explanation:

Kinetic energy has a direct relationship with mass, meaning as mass increases so does the kinetic Energy of an object.

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Seawater is typically 3.5% salt and has a density of 1.03 g/mL. How many grams of salt would be needed to prepare enough seawate
Bas_tet [7]

Answer:

Amount of salt needed is around 2.3*10³ g

Explanation:

The salt content in sea water = 3.5 %

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Volume of seawater = volume of tank = 62.5 L = 62500 ml

Therefore, the amount of seawater required is:

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The amount of salt needed for the calculated amount of seawater is:

=\frac{6.44*10^{4}g\ water*3.5g\ salt }{100g\ water} =2254 g =2.3*10^{3} g

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