What is the formula for calculating density? a. d = v/m c. d = m/v b. m = d+v d. v = m/d

Answer explain why it is not possible to deduce a complete order of reactivity.

Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.

Which of two curves exhibits exponential growth