It is a mixture because the compounds that make up air e.g. oxygen (o2), Carbon dioxide (co2) and the most important Nitrogen which is an element and makes up 78.09% of air are not chemically bound in the way that compounds are because they can be separated easily and there has been no change in state to any of the compounds or elements in air!hope this helpful!
Answer:
Ionic bonds
Explanation:
It rymes. haha i dont even know how to spell it! ;)
Answer:
The answer is
<h2>11.18 cm³</h2>
Explanation:
The volume of a substance when given the density and mass can be found by using the formula

From the question
mass = 123 g
density = 11.3 g/cm³
The volume is

We have the final answer as
<h3>11.18 cm³</h3>
Hope this helps you
I am pretty sure the answer is 6.25 molecules
See picture for explanation
Answer:
1230
Explanation:
1.20×1025=1230 is your answer