After a baseball has been pitched, it moves toward the catcher. while the ball is in the air, how does its vertical speed change over time? a. it speeds up. b.it slows down. c.it stays constant.

Zinc + lead(ii) nitrate yield zinc nitrate + leadwhat's the chemical equation for this?

During trial 2, what allowed you to determine that aluminum was the limiting reactant? check all that apply. all of the copper dissolved. all of the aluminum dissolved. the solution turned clear. the number of grams of copper(ii) chloride used in the reaction was greater than the number of grams of aluminum. the molar ratio of copper(ii) chloride to aluminum was greater than 3: 2, the equation’s molar ratio.

Ted and emily played a mixed doubles tennis match against jack and brenda. in the second match. ted and brenda played against jack and emily. which type of chemical reaction does the situation demonstrate?