3 years ago

Which of the following occurs when an electron moves from a higher energy shell to a lower energy shell?

1 answer:

7 0

When an electron moves from a higher energy shell to a lower one, energy in the form of light, more specifically a wavelength of a photon is released.

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How does a physical change obey the law of conservation of mass?

iren2701 [21]

Let's consider water.
Regardless of what form it turns into, the mass should remain the same.
It's the same H20.
Add some heat and it becomes water vapor,
cool it down a bit and it becomes ice.
if you make it just right, it becomes water again.

A chemical change would involve the one or more element(s) changing into a different solution all together.
It cannot be reversed unless you use electrolysis or some other method.

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3 years ago

NaCIO3 compound name

Black_prince [1.1K]

Answer:

Sodium chlorate

Explanation:

I searched it up

Can I pls have a brainliest Pls

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3 years ago