Rock candy is formed when excess sugar is dissolved in hot water followed by crystallization. a student wants to make two batches of rock candy. he finds an unopened box of "cane sugar" in the pantry. he starts preparing batch a by dissolving sugar in of hot water he keeps adding sugar until no more sugar dissolves in the hot water. he cools the solution to room temperature. he prepares batch b by dissolving sugar in of water at room temperature until no more sugar is dissolved. he lets the solution sit at room temperature.

Maria wants to determine which type of disinfectant kills the most bacteria. which of the following is the best way for maria to determine this? a. ask ten different companies that make disinfectants which type is best. b. put the same amount and species of bacteria on ten identical plates, and add ten different kinds of disinfectant to each plate. c. interview ten different people to determine which type of disinfectant they prefer. d. put the same amount and species of bacteria on ten identical plates, and add a different disinfectant to each plate.

How can you use chemical equations to predict the products of the reaction you can carry out?

How many miles of water are produced if 5.43 mol pbo2 are consumed