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enyata [817]
3 years ago
11

Which of the following is an example of an endothermic process?

Chemistry
1 answer:
Zepler [3.9K]3 years ago
4 0
Answer - A. Melting 

Reasoning - Melting is your best answer. If the object itself that gets melted from absorption or input of it environment. In chemistry terms.

Rule out -  It cant be B or D because it has to do with water cycle and C is incorrect because its from energy force to boiling. 

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Upal.
MissTica

Answer:

sodium

Explanation:

this is because sodium is neutral ....hence the pH formed will be 7

7 0
3 years ago
Another term for equilibrium price is a. dynamic price. b. market-clearing price. c. quantity-defining price. d. balance price.
victus00 [196]

Answer:

Option B is correct.

Another name for equilibrium price is **market-clearing price**

Explanation:

Equilibrium price is defined as the price at which the quantity of products/goods/services demanded is equal to/matches the quantity of products/goods/services supplied.

The equilibrium price is also called the market clearing price because, at this price, there is no supply leftover (surplus) or demand leftover (deficit). The market is literally cleared!

4 0
3 years ago
Using the van der Waals equation, calculate the pressure for a 1.25 mol sample of xenon contained in a volume of 1.000L at 75°C
alina1380 [7]

Answer:

ABC

Explanation:

hrdjyt

5 0
3 years ago
Which of the following statements is true for a system at chemical equilibrium?
ZanzabumX [31]

Answer:

Option B is true: The system can do no work

Explanation:

a. The system releases energy at a steady rate. False

In thermodynamic equilibrium there are no net macroscopic flows of matter or of energy, either within a system or between systems.

b. The system can do no work. True

If the connection between the systems allows transfer of energy as heat but does not allow transfer of matter or transfer of energy as work, the two systems may reach thermal equilibrium without reaching thermodynamic equilibrium.

c. The system consumes energy at a steady rate. False.

In thermodynamic equilibrium there are no net macroscopic flows of matter or of energy, either within a system or between systems.

d. The kinetic energy of the system is zero. False.

At maximum displacement from the equilibrium point, potential energy is a maximum while kinetic energy is zero. At the equilibrium point the potential energy is zero and the kinetic energy is a maximum. At other points in the motion the oscillating body has differing values of both kinetic and potential energy.

4 0
3 years ago
Dna contains the template needed to copy itself, but it has no catalytic activity in cells. what catalyzes the formation of phos
Over [174]
I am sure it is DNA polymerase.
I'm a bio major, hope I helped :)
4 0
4 years ago
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