Using the lab data below, calculate the empirical formula of a compound of zinc and chlorine. Data
Mass of empty dish and watch glass __134.1035 g

Mass of dish, watch glass + zinc __145.2650g

Mass of dry, leftover zinc __10.3070 g

Mass of dish, watch glass + zinc chloride ___135.8918 g

Which solution is an example of a nonelectrolyte? a. iodine in hexane b. sodium nitrate in waterc. acetic acid in waterd. hydrogen chloride in water

Margaret wants to make an orange flavored drink by stirring powdered drink mix into a glass of water. she doesn't like drinks that have small clumps of powdered solid in them, so she wants the drink to be a perfect solution. what factors should margaret not consider when deciding how much powder to add to her glass of water?

Suppose that during that icy hot lab 65,000 j of energy were transferred to 450 g of water at 20°c what would have have been the final temperature of the water