Explain how you would prepare a saturated solution of sugar in water. how would you them make it a supersaturated solution?

Which statement best describes how a catalyst can speed up a chemical reaction? A. The catalyst makes lower energy pathways available. B. The catalyst increases the concentration of products. C. The catalyst binds to enzymes to release substrates. D.

How does the space between the particles in each state of matter differ

If 3.5 g of element X reacts with 10.5 g of element Y to form the compound XY. what is the percent by mass of element X in the compound? The percent by mass of element Y?

Which of the following elements is chemically most similar to chlorine? A) helium b) sodium c) bromine d) hydrogen

What is the identity of a gas that has a density of 1.4975 g/L and a volume of 8.64 L at a pressure of 2.384 atm and with a temperature of 349.6 Kelvin

What can block light by placing obstacles in this path, but it much more difficult to block sound why

If a 250 mL bag at 19°C, is heated to 60°C, what will the new volume of the bag be?

Calculate the [H^+] of a solution that has a pH of 8.76 * Round answers to 2 places past the decimal. Use the following format: #.## x 10^-# (there should be a space on either side of the x

Why is plastic not classified as a composite?

Consider HA2, the intermediate form of a diprotic acid. Ka for this species is 1024 and Kb is 1028. Nonetheless, the Ka and Kb reac - tions proceed to nearly the same extent when NaHA is dissolved in water. Explain.