Answer:
It changes size and shape
Explanation:
Proving Air Is Matter
One way to prove that air is made of matter is to blow up a balloon. Before you add air into the balloon, it is empty and shapeless. When you puff air into it, the balloon expands, so you know it is filled with something—air is taking up the space.
22.82M
342.3g/mol is présent in 1000
what about in 15??
( 342.3g/mol × 1000 ) ÷ 15
Saturated alkyne
the answer is c
A.
There are no vehicle emissions other than water vapor. This means no pertroleum products and no fossil fuels. :)
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