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Bingel [31]
3 years ago
14

Select the correct answer.

Chemistry
1 answer:
Nata [24]3 years ago
3 0
C. Ninhydrin is used to detect prints on a non-porous surface
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Which explains why krypton was most likely given this name
slavikrds [6]

Answer:

Krypton is named after the Greek word that means "secret." Which explains why krypton was most likely given this name? Krypton is a noble gas, so it was difficult for chemists to find it, as though it was a secret.

Explanation:

5 0
3 years ago
As electricity flows through a copper wire, the temperature of the wire increases. Some parts of the wire get warmer than others
mezya [45]

Answer:

Conduction

Explanation:

The heat can be transferred in the substances in three ways: conduction, convection, and radiation.

The conduction happens inside the material, usually a solid, and the heat flows as the molecules of the substance are agitated. The convection happens when there are different substances in touch, so it is the heat passage from a solid to a liquid or gas, from a gas to a liquid or vice versa. The radiation occurs between substances that are far away and the heat flows by electromagnetic waves.

Thus, in the wire, the heat flows by conduction.

3 0
3 years ago
When 412.5 g of calcium carbonate react with 521.9 g of aluminum fluoride, how many
LekaFEV [45]
Answer
321.8 g CaF2
321.5 g Al2(CO3)3
5 0
3 years ago
The element krypton (symbol: Kr) has several radioactive isotopes. Here
Dovator [93]

Answer:

Kr-81 is most stable because of its high half lige and kr-73 is the most radioactive because of its least half life

Explanation:

Stability is directly proportional to half life of a reaction

3 0
2 years ago
Some chemical reactions release energy. Others store energy. What important chemical reaction stores energy?​
AnnZ [28]

Answer:

endothermic reactions

Explanation:

your welcome :)

3 0
2 years ago
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