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Anna007 [38]
3 years ago
13

Help!!!!

Chemistry
2 answers:
V125BC [204]3 years ago
8 0

Answer:D and C sorry if im wrong

Explanation:

babunello [35]3 years ago
3 0

Answer: A and C

Explanation: because wavelength is the distance over which the wave's shape repeats.

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Black_prince [1.1K]

Answer: In order for reflection to occur, the wave must “bounce off” an object

Explanation: For example if your looking in the mirror the waves are bouncing off the mirror to reflect your image

5 0
3 years ago
how does resistance change with temperature? is there more resistance or less resistance at higher temperatures?
timofeeve [1]

The resistance has a linear relationship with temperature because it increases as temperatures increases.

<h3>What is temperature?</h3>

Temperature refers to the activity (motion or thermal energy) in the atoms that form molecules.

The resistance of an electric conductor increases as the temperature increases since the thermal energy of subatomic electrons also increases.

In conclusion, the resistance has a linear relationship with temperature because it increases as temperatures increases.

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8 0
2 years ago
How might emission spectra be used in studying stars?
nordsb [41]

Answer:

Emission spectra may be used in studying stars in order to determine what atoms makeup the individual star produces, due to the fact that each atom’s emission spectra biunique, one can observe the spectra emitted by the star and identify the atoms that are released by the light the star produces.

5 0
3 years ago
Read 2 more answers
Which is the anode (oxidation) and cathode (reduction)?
arsen [322]

Answer:

2H+ + 2e - ---> H2(g) is the cathode

2Cl - ---> Cl2(g) + 2e - is the anode

Explanation:

Hydrogen ion has gained two electrons, making it undergo reduction. While chlorine has lose two electrons, hence undergoing oxidation.

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Why are the chemicals in the water turning the phrogs gay?
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Yes

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