Answer:
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The heat required to raise the temperature of a certain mass of sample to a specific temperature change, we use the formula mCpΔT where m is mass, Cp is the specific heat of the substance and ΔT is the temperature change. In this case, we substitute and form 1.25 g x 0.057 cal/g C *20 C equal to 1.425 calories.
B
Meniscusity the convex or concave upper surface of a column liquid, the curvature of which is caused by surface tension
(E) ionic aluminum fluoride (AlF3)
False, kinetic energy depends on an objects mass and speed