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NemiM [27]
3 years ago
12

20 POINTS I will give brainliest to whoever answers correctly

Chemistry
1 answer:
Romashka [77]3 years ago
6 0

All organisms need four types of organic molecules: nucleic acids, proteins, carbohydrates and lipids; life cannot exist if any of these molecules are missing.

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1Explain why the ions of sodium, magnesium and aluminium are smaller than their corresponding atoms.
ella [17]

Answer:

I think magniesum is combined with the sulfer which is why its at 3 omegas.

Hope this helps!

Explanation:

3 0
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What would be the correct order of least(floats) to most(sinks) density?*
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Answer:

B

Explanation:

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2 years ago
What volume would 56.2 mL of gas at 820 mm of Hg occupy at 720 mm of Hg?
Andreyy89

Answer:

49.35  mL

Explanation:

Given: 56.2 mL of gas

To find: volume that 56.2 mL of gas at 820 mm of Hg would occupy at 720 mm of Hg

Solution:

At 820 mm of Hg, volume of gas is 56.2 mL

At 1 mm of Hg, volume of gas is \frac{56.2}{820}

At 720 mm of Hg, volume of gas is \frac{56.2}{820}(720)=49.35\,\,mL

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