A catalyst is a substance that ... O a ... slows down a chemical reaction. b ... neutralizes an acid. O c ... neutralizes a base. O d ... causes another substance to undergo combustion. Oe ... speeds up a chemical reaction.

Which color of white light bends the most when it is refracted by a prism?

Predict the products for nacl+cabr2

Which one of the following statements about sodium chloride is incorrect a) within the crystal, each sodium ion is surrounded by chloride ions b) each sodium ion is attracted to chloride ions because of their opposite charges c) each sodium ion is

You place a balloon in a closed chamber at standard temperature and pressure (STP). You halve the chamber pressure. What happens to the balloon? Explain how you got your answer. a). It doubles in volume. b).

When you add an acid to a buffer how does the buffer maintain the ph of the solution?

Using density what is the mass in grams of 150mL of a liquid with a density of 1.4 g/mL

All of the following can be recycled except clothing aluminum cans compact fluorescent bulbs plastic drink bottles

Use Henry's law and the solubilities given below to calculate the total volume of nitrogen and oxygen gas that should bubble out of 1.0 L of water upon warming from 25 ∘C to 50 ∘C.

Washing soda, a compound used to prepare hard water for washing laundry, is a hydrate, which means that a certain number of water molecules are included in the solid structure.

When you light a fire place what energy transformation takes place