A solution is prepared by dissolving 42.23 g of NH4Cl into enough water to make 50.0 mL of solution. Calculate its molarity 8.231 M
0.223 M
0.08 M
4.12 M

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.

40dm3 of gas at 760 torr are heated from 5°c to 50°c what is the new volume

Molecular iodine, i2(g), dissociates into iodine atoms at 625 k with a first-order rate constant of 0.271 s−1. part a part complete what is the half-life for this reaction?