What is the density in units of g/mL of a substance with a mass of 20.0 g and a volume of 4. 0 mL?

Explanation:

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

From the question we have

We have the final answer as

Hope this helps you

the transfer of heat by electromagnetic radiation is called thermal radiation . it is usually carried out by electromagnetic waves in an energy range just below the visible spectrum, which is the infrared range.

so the answer would be radiation.

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