2 years ago

Is carbon dioxide a compound, element,or a mixture? wat about air wat is it

1 answer:

6 0

Carbon dioxide is a compound. Oxygen is an element. A compound is 2 or more elements chemically combined. An element is a pure substance. A mixture is combining two or more different compounds/elements.

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2 years ago

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Calculate the density of the items below. (D = M/V)<br> 1) M = 15g V = 5.0ml *

grin007 [14]

Answer:

<h3>The answer is 3.0 g/mL</h3>

Explanation:

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

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

From the question

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volume = 5 mL

We have

$density = \frac{15}{5} \\$

We have the final answer as

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