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irga5000 [103]
2 years ago
10

A researcher selects three regions X, Y, and Z, and records the types of discharge that enter the regions’ rivers.

Chemistry
1 answer:
elixir [45]2 years ago
3 0

Region Z should be monitored more closely to avoid health issues.

<h3>Why region Z should be monitored?</h3>

Region Z should be monitored more closely to avoid potential health issues because region Z produces waste from chemical plants which are dangerous for our water and environment so we can conclude that Region Z should be monitored more closely in order to avoid health issues.

Learn more about discharge here: brainly.com/question/4918499

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An unknown liquid has a mass of 30.8 g, and a volume of 31.5 mL. What is the density of this liquid?
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The density of the liquid is 0.98 g/mL

<h3>What is density? </h3>

The density of a substance is defined as the mass of the subtance per unit volume of the substance. Mathematically, it can be expressed as:

Density = mass / volume

With the above formula, we can obtain the density of the liquid.

<h3>How to determine the density </h3>
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Learn more about density:

brainly.com/question/952755

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