Does anyone wanna convo

Iknow the answer is a but i don't know why

Displacement is the slope of a velocity vs. time graph a. true b. false

Predict the reactants of this chemical reaction. that is, fill in the left side of the chemical equation. be sure the equation you submit is balanced. (you can edit both sides of the equation to balance it, if you need to.) note: you are writing the molecular, and not the net ionic equation. > cacl2(aq) + h20(l)