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prohojiy [21]
3 years ago
11

An organisms ___________ adaptations are its physical traits that help it survive in its environment.

Chemistry
1 answer:
pishuonlain [190]3 years ago
7 0

Answer:c

Explanation:

I think

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Calcium has an atomic number of 20 and 2 valence electrons. Oxygen has an atomic number of 8 and 6 valence electrons. Neon has a
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Calcium is in group 2 period 4 of periodic table

Oxygen is in group 16 and period 2

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Explanation:

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valence electron in oxygen= 6

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Example is CaO.

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the volume of a sample of hydrogen gas at STP is 1.00 liter. As the temperature decreases, pressure remaining constant, the volu
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