I think it's Barium sulfate, the soild and percipitate
Answer:
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Explanation:
A.) Each point on a wave front acts as a source of secondary waves.
Answer:hereeee for pointssss only
Explanation:
Answer:
zero
Explanation:
For the box remaining at rest, the total acceleration on the box must be zero. Since force F = m*a, the force F must also be zero.
