(a) |
Provide examples of chemical reactions that occur over a range of time scales. (K) |
(b) |
Predict how factors such as temperature of the reactant(s), concentration of the reactant(s), surface area of the reactant(s) and the presence or absence of catalysts or inhibitors might affect the rate of a chemical reaction. (S, A) |
(c) |
Formulate scientific questions about the rates of chemical reactions and the factors that affect rates of chemical reactions. (S, STSE) |
(d) |
Design and perform an experiment to determine how various factors affect chemical reaction rates, including identifying and controlling major variables. (S, STSE, A) |
(e) |
Compile and organize data, using appropriate formats and data treatments to facilitate interpretation of data related to rates of chemical reactions. (S, A) |
(f) |
Interpret patterns and trends in data, and infer or calculate linear and nonlinear relationships among variables related to chemical reaction rates. (S, A) |
(g) |
Reflect upon data collection and analysis procedures, and suggest improvements to increase precision and accuracy. (S, A, STSE) |
(h) |
Use the collision model to explain differences in chemical reaction rates. (K, STSE) |
(i) |
Value the processes for drawing conclusions in science. (A, STSE) |
(j) |
Research how the rates of chemical reactions are controlled in everyday situations as well as in agricultural and industrial applications. (STSE) |
(k) |
Work co-operatively with team members to develop and carry out a plan, and troubleshoot problems as they arise when investigating rates of reactions. (S, A) |