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AlladinOne [14]
3 years ago
15

What is the correct answer?

Chemistry
1 answer:
avanturin [10]3 years ago
6 0
Because light travels faster than sound
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Is water an element, molecule, or compound?
Kryger [21]

Answer:

molecule

Explanation:

Water is a molecule because it contains molecular bonds. Water is also a compound because it is made from more than one kind of element (oxygen and hydrogen).

6 0
3 years ago
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What is buffers and mention its importance?
GenaCL600 [577]

Answer:

Buffer is the chemical substance that addition of acids and bases, maintaining constant environment,its called Buffer.

Explanation:

  • Buffers are use in the system to maintain the value of pH, and the contain the pH value is not to change.
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  • Buffer capacity is that concentration to the buffering agent, is the very small increase,buffer capacity to the pH is 32% , of the maximum value of pH.
  • Buffers in a acid regions to the desired of that value to the particular buffer agent.
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5 0
4 years ago
Why is it important to have a control group in an experimental investigation?
Karolina [17]
To compare the results when the independent variable is not involved
3 0
3 years ago
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Is marble a compound or element?​
Vesna [10]

Answer:

compound

Explanation:

"Marble is typically more than 95% calcium carbonate, perhaps even 99% calcium carbonate, and calcium carbonate is a compound. Marble has a good claim to be recognized as a compound."

7 0
3 years ago
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The Earth's crust is a thin layer that takes up less than<br> %(percent) of the Earth
VikaD [51]

Answer:

it is less than 1% made up of the world

Explanation:

i hope this helps u out

6 0
3 years ago
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