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atroni [7]
3 years ago
5

How many grams of hydrogen gas would be needed to form 8.0 grams of water? H2+O2=H2O

Chemistry
1 answer:
shtirl [24]3 years ago
6 0
16 atoms of hydrogen and 8 atoms of oxygen
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Answer:

The options are

A.Surroundings get colder and the system decreases in volume.

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D.Surroundings get hotter and the system does not change in volume.

From the Most energy released to the most absorbed , the order is

B. Surroundings get hotter and the system expands in volume.

D. Surroundings get hotter and the system does not change in volume.

C. Surroundings get hotter and the system decreases in volume.

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4 years ago
What is meant by being a base.<br> What is the meaning of a hydrogen acceptor
kiruha [24]
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8 0
4 years ago
How does the number of electrons relate to an element's atomic number? Why?
RSB [31]
The number of protons in the nucleus of the atom is equal to the atomic number. The number of electrons in a neutral atom is equal to the number of protons. The mass number of the atom is equal to the sum of the number of protons and neutrons in the nucleus.
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Number 3 is D

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Explanation:

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