The answer is B. This form of magnesium chloride is not a liquid but a solid that is white and colorless.
Answer:
tan 249 = 2.61
tan 249 = tan (249 - 180) = tan 69 = 2.61
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Explanation:
Oxygen... Hope this Warner helps
We know, Potential Energy = Force * Height
Here, F = 40 N
h = 5 m
Substitute their values,
U = 40 * 5
U = 200 J
In short, Your Answer would be Option A
Hope this helps!