How many grams of NaCl are needed to lower the freezing point of 366 mL of water by 18.4oC? Use i=2, Kf = 1.86 oC m-1, and molar masses from your lab manual. Also, assume the density of water is 1.00 g/mL.

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.

Which statement describes covalent bases? they have hydroxide ions. they produce hydrogen ions. they are often amines. they are named the same as ionic compounds.

When the speed of the bottle is 2 m/s, the average maximum height of the beanbag is m.