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Maurinko [17]
3 years ago
11

Which elements make up a family

Chemistry
2 answers:
natulia [17]3 years ago
8 0
The columns in the periodic table. They're also known as groups.
andrew-mc [135]3 years ago
3 0
The columns going up and down on the periodic table of elements are familys
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How can scientists use stoichiometry to ensure that commercial products contain the components that manufacturers claim they do?
Rina8888 [55]

Answer:

I know you have been waiting awhile for this question to be answered :)

Stoichiometry is used in industry quite often to determine the amount of materials required to produce the desired amount of products in a given useful equation. Each one of these products requires stoichiometry. There would be no products from these industries without chemical stoichiometry.

Explanation:

Hopefully this helps :D

Sorry you had to wait so long :(

4 0
3 years ago
What happens to acetone molecules when you add heat to a beaker of liquid acetone? They gain a higher average kinetic energy. Th
iVinArrow [24]
When you heat up most substances it gives them more Kinetic energy and the substance becomes less arranged in an ordered state, further apart and move faster. therefore the answer is the first: They gain a higher average kinetic energy

Hope that helps :)
7 0
3 years ago
A gas under an initial pressure of 0.60 atm is compressed at constant temperature from 27 L to 3.0 L. The final pressure becomes
IRINA_888 [86]

Answer: 5.4

Explanation:

P2 = P1V1/V2

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8 0
3 years ago
A 420-N force acts on a 400-N object, and the force is from the north. In which direction will the object move?
garik1379 [7]

Answer: The object will move in the South direction.

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Hence, the correct option is A.

3 0
3 years ago
Read 2 more answers
List three things that rely on the Sun as the major source of energy​
valkas [14]

Answer:

Three things that rely on the sun for energy is coal,oil, and natural gases

Explanation:

We use engery too cook our food that's an example of how gases are used.

We run our cars .Cars use oil.

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6 0
3 years ago
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