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Zina [86]
3 years ago
7

How does the potential-energy diagram for a reaction indicate whether the reaction is endothermic or exothermic?

Chemistry
2 answers:
AnnZ [28]3 years ago
5 0

Answer:

I am pretty sure it is An exothermic reaction has reactants that are lower in energy than products because energy is released to form the products.

Explanation:

luda_lava [24]3 years ago
5 0

Answer:

A: An endothermic reaction has reactants that are lower in energy than products because energy is absorbed to form the products.

Explanation:

I just did this and got it right

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Arisa [49]
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7 0
3 years ago
NEED HELP ASAP!!!!!!!!!!!!!!!!!!!!!!
Paraphin [41]
<h2>Answer:  C) 1s²2s²2p⁶</h2>

<h3>Explanation:</h3>

A noble gas has 8 electrons between the p and s orbitals of the outer shell. Helium is the exception because it only has two electrons.

<h3>                       ∴  1s²2s²2p⁶ is the noble gas (neon)</h3>

7 0
3 years ago
Which statements about fresh-water sources are true.? (Multiple Choice) (please help asap thanks!:)
Kay [80]

Answer:

The correct answers are:
"Only about 3 percent of Earth's water is fresh water."

"About 75% percent of the fresh water on Earth is frozen in ice sheets."

"The largest source of usable fresh water is groundwater."

Explanation:

3 percent of Earth's water is most certainly fresh water. Confirmed with a few fact checks.

The largest source of usable fresh water on Earth is groundwater. It's more difficult to access but it's there and much more usable than water say frozen in ice on the sea.

The most correct option left would be 75% of Earth's freshwater being in ice sheets even though it's about 70%.

3 0
2 years ago
Is this an aromatic hydrocarbon? Why or why not?
swat32
The correct answer is D

3 0
3 years ago
Read 2 more answers
All molecules are made up of: <br> A)hydrogen <br> B)minerals <br> C)atoms <br> D)gas
masya89 [10]

answer c atoms

i think that is correct

4 0
3 years ago
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