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Scorpion4ik [409]
3 years ago
5

How does a hydroelectric power plant convert energy?

Chemistry
2 answers:
Schach [20]3 years ago
4 0

Answer: edge 2020

A number of energy transformations occur when water that is stored behind a dam is changed into electrical energy. For each step listed, identify the energy transformation.

Lake water flows downward through tunnels.

✔ potential to kinetic

Flowing water turns turbines.

✔ kinetic to mechanical

Turbines generate electricity.

✔ mechanical to electrical

Explanation:

Oksana_A [137]3 years ago
3 0

Answer:

D. As water flows through the channels toward the turbines, it has kinetic energy. This is changed to mechanical energy as the water turns the turbines. Then the mechanical energy of the turbines is changed to electrical energy by the generator.

Explanation:

I hope this helps. :)

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The sum of pH and pOH for any aqueous solution equals .
Vsevolod [243]

Answer:

pH is calculated by taking negative logarithm of hydrogen ion concentration. Acids have pH ranging from 1 to 6.9, bases have pH ranging from 7.1 to 14 and neutral solutions have pH equal to 7. Thus the sum of pH and pOH is 14

Explanation:

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The equation that represents
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6 0
2 years ago
which of the following substances is least able to cross the blood-brain barrier.)a. waterb. sodium ionsc glucosed. white blood
ivolga24 [154]

Answer:

d. white blood cells

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Blood- brain barrier is psychological barrier and restricts substances that circulate into the blood from crossing over the central nervous system.

Water, glucose as well as sodium ions can easily cross the barrier. As these are good for body supply energy to the brain.

8 0
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The first order reaction of methyl isonitrile to form acetonitrile has a rate constant of k = 1.7 × 10−15 at 298 K. What will ha
ludmilkaskok [199]
Refer to to this chart 

Credits to <span>https://image.slidesharecdn.com/nybf09-unit2slides26-57-100125181507-phpapp01/95/nyb-f09-unit-2-slid...

As temperature decreases, rate decreases. 

As temp increases, k also increases. </span>

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3 years ago
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