The reversible liquid reaction A ⇆ B + C has the forward rate law rf = kfCA. Identify the correct expression for the overall rate of formation of C if kb is the rate constant for the backward reaction. Assume that the backward reaction is elementary.

Iknow #2 is d. i just need to know why

The minerals found in bones are deposited by living cells called

Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.