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Bingel [31]
4 years ago
9

As the ball falls, its energy will decrease and its energy will increase

Chemistry
1 answer:
svlad2 [7]4 years ago
4 0

Answer: As an object falls its potential energy decreases, while its kinetic energy increases. The decrease in potential energy is exactly equal to the increase in kinetic energy.

Explanation:

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Please help me fill in this answer........<br> I’ll mark brainliest<br> Help me please<br> :)
Dafna11 [192]

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the amount of atoms and particle I think is in here is 17 that oxygen and water can hold with the amount of barium hydrogen.

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3 years ago
What do all of the molecules in the table have in common?
dangina [55]
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3 0
3 years ago
How many moles of HCl are required to react with 1 g of zinc?
torisob [31]

Answer:

Explanation:

To solve problems like this, the very first thing to do is to write out the balanced equation for the process. The reaction is

Zn(s) + HCl(aq) → ZnCl2(aq) + H2(g)

and the balanced equation is

Zn(s) + 2 HCl(aq) → ZnCl2(aq) + H2(g)

So, by examining the stoichiometry, you can see that for every mole of Zn, two moles of HCl will be required. In turn, we need to know the number of moles of Zn is represented by 10.4 g. The molecular weight of Zn is 65.38 g/mol so

moles of Zn = 10.4 g/65.38 g/mol = 0.159 moles

and, twice as many moles of HCl is required so

# of moles of HCl required = 2 * 0.159 = 0.318 moles

7 0
2 years ago
Gustavo receives from his doctor postoperative instructions that must be followed regarding his transabdominal operation. Which
Luden [163]

Answer:

"Gustavo is having an operation in the area across his abdomen and must follow the instructions after the operation is complete."

Explanation:

As shown in the question above, Gustavo underwent a transabdominal operation, ie Gustavo underwent surgery on the abdomen. As the abdomen is a delicate and widely used region of the human body, Gustavo's doctor provided some instructions that Gustavo should follow during the postoperative period that would ensure that he had a good recovery and no further health problems. Based on this, we can conclude that the statement that best explains this scenario is "Gustavo is having an operation on the abdomen area and should follow the instructions after the operation is completed."

6 0
4 years ago
Read 2 more answers
A scientist finds a fossil that contains a long beak. He can assume which of the following things?
Lyrx [107]
So lets look at the uses of a beak. what can a beak be used for? in today's animal kingdom beaked animals usually need to use that hard tool to dig into the ground, roots, and trees to find food. so the answer would be t<span>he animal most likely ate worms that lived under ground</span>
8 0
4 years ago
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