3 years ago

Which statement describes the "Law of Conservation of Mass" for the following reaction?

Chemistry

1 answer:

TEA [102]3 years ago

7 0

Answer:

Explanation:

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Which statement is true about molarity and percent by mass? (3 points)

lakkis [162]

Answer: The correct option is, They are different units of concentration.

Explanation: Molarity : It is defined as the number of moles of solute present in one liter of solution.

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3 years ago

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Find the volume of a gold ring that has a mass of 12.00 grams. The density of gold is 19.30 g/mL. The volume is

kozerog [31]

Answer:

<h3>The answer is 0.622 mL</h3>

Explanation:

The volume of a substance when given the density and mass can be found by using the formula

$volume = \frac{mass}{density} \\$

From the question

mass = 12 g

density = 19.30 g/mL

We have

$volume = \frac{12}{19.30} \\ = 0.62176165...$

We have the final answer as

Hope this helps you

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3 years ago

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likoan [24]

Answer:

I think is the last one!!!! punnet square ⬜

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2 years ago

The mole fraction of NaCl in an

AlekseyPX

Answer:

Moles of water are 0.868

Explanation:

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3 years ago

Which type of energy refers to the sum of potential and kinetic energies in the particles of a substance?

MrRa [10]

Explanation:

the sum of PE and KE is mechanical energy this means energy during motion and position I think the answer is motion and stored or it may be internal

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