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rjkz [21]
3 years ago
7

What are two of the characteristics of water that make it so important in living organisms?

Chemistry
1 answer:
Nikitich [7]3 years ago
7 0

Answer:

The dissolving power of water is very important for life on Earth. Wherever water goes, it carries dissolved chemicals, minerals, and nutrients that are used to support living things. Because of their polarity, water molecules are strongly attracted to one another, which gives water a high surface tension.

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The diagram above shows the atomic emission line spectrum of hydrogen. The wavelength of each line is shown at the top of the li
Anni [7]
Hello there,

Your correct answer would be "<span>the energy of a photon".

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3 years ago
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Is aluminum foil a mixture or a pure substance?
Naddik [55]
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6 0
3 years ago
Given the equation: 2H2 + O2 → 2H2O, how many moles of oxygen are needed to react with 13 moles of hydrogen
bulgar [2K]

Explanation:

2H2 + O2 = 2H2O

2mol. 1mol. 2mol

2mol reacts with 1mol

13mol reacts with x

x=<u>13mol</u><u> </u><u>×</u><u> </u><u>1mol</u>

<u> </u><u> </u><u> </u><u> </u><u> </u><u> </u><u> </u><u> </u><u> </u><u>2mol</u>

x= <u>13mol</u>

<u> </u><u> </u><u> </u><u> </u><u> </u><u> </u>2mol

x= 6.5mol of oxygen

6 0
2 years ago
When Jorge looks at the Moon from Earth, he sees different phases of the Moon depending on the time of the month he observes the
eimsori [14]

Answer:

Because of the revolution of the moon about the earth.

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The moon is the natural satellite of the earth; which rotates about its axes and orbits around the earth. As the moon orbits the earth with respect to time, it would complete a revolution in 27.3 days.

During revolution, different phases of the moon can be observed by someone on the earth. This is due to its location at different time during the process. Therefore, Jorge was able to see different phases of the moon because of its revolution about the earth.

5 0
2 years ago
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pav-90 [236]
It might be the fourth one? Sorry, it’s been a while since I’ve done something like this.
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3 years ago
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