Step Material
Change(s) Observed
Type of Change
(Physical/Chemical)
Reasoning
2
Calcium carbonate
3
Calcium carbonate
and hydrochloric
acid
4
Water
5
Copper sulfate
pentahydrate
6
Iron filings
and sulfur
7
Lead nitrate and
potassium iodide
8
Magnesium and
hydrochloric acid
9
Candle

Determine the rate law, including the values of the orders and rate law constant, for the following reaction using the experimental data provided. a + b yields products trial [a] [b] rate 1 0.30 m 0.25 m 1.2 × 10-2 m/min 2 0.30 m 0.50 m 4.8 × 10-2 m/min 3 0.60 m 0.50 m 9.6 × 10-2 m/min