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Ugo [173]
2 years ago
15

10. Anna wants to measure the water temperature in the pail. What instrument

Chemistry
1 answer:
Andre45 [30]2 years ago
5 0

Answer: A. Thermometer

Explanation:

A thermometer is used to measure temperature , while the others measure different things.

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Which statements describe an element? Check all that apply.
Tems11 [23]

Answer:

A,B,E

Explanation:

A) Elements can't be physically separated.

B) Elements are indeed made of only one type of atom

E) Elements cannot be broken down into a simpler form, at least not without a ton of energy being released as an explosion :)

8 0
3 years ago
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12. Identify the following as a chemical or physical change:
Reika [66]
I think the answer isD,A
3 0
3 years ago
Why is burning not a physical change?
Lerok [7]
I think it might be the last answer.... Or the second one. Yeah i think it’s the second one
4 0
3 years ago
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Choose the correct mole ratio for the balanced equation below.<br><br> Ca + 2H2O → Ca(OH)2 + H2
Cerrena [4.2K]

Answer: For every one mole of Ca used in this reaction, two mols of H20 are used, one mole of Ca(OH)2 is formed, and one mole of H2 is formed.

Explanation: Once the equation is balanced, you can get the ratio from the coefficients. If you are looking at the ratio of Ca to H2O, the ratio is 1:2; Ca to H2 1:1.

5 0
2 years ago
What is the basic unit of structure and function in all living things? a cell b organism c atom d plasma
valkas [14]

Answer:

A. Cell

Explanation:

Cells are basic units of structure and function in living things. This means that cells form the parts or an organism and carry out all of the an organism's processes, or functions.

4 0
2 years ago
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