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Nady [450]
3 years ago
14

A chemistry student answered 81 questions correctly on a 90-question test. What

Chemistry
1 answer:
nika2105 [10]3 years ago
8 0

Answer:

90%

Explanation:

it will be 81/90 ×100/1

81 over 90 × 100 over 1

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A balloon has a volume of 1.75L at a temperature of 298K. What will be the volume of the balloon if you take it out into the win
lozanna [386]

Answer:

1.52 L

Explanation:

P1V1T2=V2P2T1

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Fill in with given values then solve

We can check this by knowing that V and T at constant P have a proportional relationship. Hence, this is correct.

- Hope that helped! Please let me know if you need further explanation.

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Explain how temperature and precipitation are affected by latitude and the sun's rays.
Contact [7]
Latitude and Temperature

At the equator, the Sun's rays are most direct. This is where temperatures are highest. At higher latitudes, the Sun's rays are less direct. The farther an area is from the equator, the lower its temperature.
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3 years ago
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Setler79 [48]
Probably C hope this helps
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uysha [10]

Answer:

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Explanation:

this has to do with the periodic table information.

5 0
3 years ago
The bacteria that causes a disease is called a(n)
Mumz [18]

The answer is A


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Virus. A virus is a microscopic entity much smaller than even bacteria and can only exist inside a host such as a cell. It cannot live on its own. Some viruses that cause disease are HIV which causes AIDS and  Rhino virus which causes colds.

Fungi.  These are a group of unicellular or multicellular microscopic organisms that live by feeding on organic matter. A type of fungus that causes disease  is Trichophyton mentagrophyte which is responsible for athlete's foot.

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