Answer:
Your two answers are numbers of protons and electron and the second one is the atomic mass and weight.
Explanation:
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It is a homogenous solution because the powder is suspended in the liquid and there is no difference between any parts of it.
Answer:
When we look at an arbitrary point in the sky, away from the sun, we see only the light that was redirected by the atmosphere into our line of sight. Because that occurs much more often for blue light than for red, the sky appears blue. Violet light is actually scattered even a bit more strongly than blue.
Explanation:
