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vitfil [10]
3 years ago
12

Helpp.............................

Biology
2 answers:
zaharov [31]3 years ago
8 0

Answer:

The answer is A

Explanation:

It is logical because the balloon lets the student see how much gas is released in the reaction. the balloon inflates with invisible air the student will normally not see.

kvv77 [185]3 years ago
3 0

Answer:

the answer is A

Explanation:

A.it Is logical, because it allows the student to catch any invisible gases given off

<em>Hope</em><em> </em><em>this</em><em> </em><em>helps</em><em> </em>

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