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Anni [7]
3 years ago
8

An liquid's mass is 79.6 g. A student measures the volume to be 42.5mL. What is the density of the liquid?

Chemistry
1 answer:
morpeh [17]3 years ago
4 0

Answer:

The answer is

<h2>1.87 g/mL</h2>

Explanation:

The density of a substance can be found by using the formula

density =  \frac{mass}{volume}

From the question

mass of liquid = 79.6 g

volume = 42.5 mL

The density of the liquid is

density =  \frac{79.6}{42.5}  \\  = 1.87294117...

We have the final answer as

1.87 g/mL

Hope this helps you

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<h3>Answer:</h3>

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(solid) (solid) (solid) (liquid)

<h3>Explaination:</h3>

This is a typical neutralization reaction of an acid with a base to form a salt and water. The reaction is exothermic, gives off heat,

ΔH < 0 , and may be balanced by adding balancing numbers in front, ie adding molecules, in order to ensure that the total number of atoms of each element is the same on the left and right hand sides of the equation.

Doing so we obtain :

2H3PO4 + 3Mg(OH)2 → Mg3(PO4)2 + 6H2O

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<h3>hope it helps :)</h3>
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4 0
3 years ago
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mrs_skeptik [129]

Answer:

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