What causes pressure changes of reactants to affect the reaction rate? a. the temperature of the molecules is changed. b. the frequency of collisions is changed. c. the speed of the molecules is changed. d. the boiling point of the gas is changed.

The most efficient way to establish the best possible economizer position is to measure

Jessica is traveling from miami, florida, to chicago, illinois. using the map, tell one way the land will change during the second half of her trip.

For each of the following compounds, write the formula then predict whether it would be a strong, weak, or non-electrolyte when placed in di water. for the ionic compounds only, put (s) or (aq) after the forrmula formula strong, weak or non electrolyte? a calcium hydroxide b. silver carbonate c. lead(ii) sulfate d. phosphorus trifluoride e. sodium phosphide f barium sulfate g. strontium acetate h. zinc nitrate