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steposvetlana [31]
2 years ago
6

Air is an example of a mixture because the elements and compounds that make up air retain their individual properties.

Chemistry
1 answer:
inysia [295]2 years ago
7 0

Answer:

True

Explanation:

True definition of a mixture itself

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What are the missing coefficients for the chemical equation <br> [ ] Ca + [ ] O2 → [ ] CaO
katen-ka-za [31]

Answer:

{ \sf{[ 2] Ca_{(s)} + [1 ] O_{2(g)} → [ 2] CaO _{(s)}}}

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Energy Sources (6 points) A. Sort the types of energy into the "renewable" and "nonrenewable" columns. (1 point)
denpristay [2]

Explanation:

(A)   Renewable resources are defined as the resources that can be used again and again.

For example, wind, hydroelectric energy, geothermal etc.

On the other hand, resources which cannot be used again and again and which cannot be replaced by natural means are known as non-renewable resources.

For example, coal, petroleum etc are all non-renewable resources.

Therefore, given options are distinguished as follows.

Renewable energy : Wind, Hydroelectric, Geothermal, Biomass, and Solar.

Non-renewable energy : Coal, Petroleum, Natural gas.

(B)    Fuels which decompose for a long period of time and which arise from old life forms are known as fossil fuels.

When fossil fuels burn in the presence of air that is, combustion of fossil fuels give carbon dioxide and water.

7 0
3 years ago
I need help with the question please help
Irina18 [472]

Answer:

Explanation:

u are right

8 0
2 years ago
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UNO [17]

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Explanation:

Hope that helps

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Which of the following is not found in the nucleus of an atom?
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