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Anni [7]
4 years ago
15

Two activities of the cell membrane are _____ and _____.

Chemistry
1 answer:
avanturin [10]4 years ago
6 0
The basic function of the cell membrane is to protect the cell from its surroundings. Secondly, the cell membrane controls the movement of materials in and out of the cell (it is in this way that it is selectively permeable).
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3 years ago
N2 +3H2 → 2NH3 What volume of ammonia at STP is produced if 30.0 g of nitrogen gas is reacted with an excess of hydrogen gas?
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Answer:

V= 48L

Explanation:

Moles of N2 = m/M = 30/28= 1.07moles

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