A compound has 39 g of potassium and 78 g of selenium. What is the mass ratio of potassium and selenium in the compound

Write a balanced equation to show the reaction of sulfurous acid with caesium hydroxide to form water and caesium sulfite.

If you decreased the volume of a sample of gas by a factor of three while maintaining a constant pressure, how would the absolute temperature of the gas be affected?

To pull up a bucket of water from a well, George pulled hard on a handle to wind up a rope. Which kind of energy was George applying to the handle? A. chemical energy B. frictional energy C. potential energy D. mechanical energy

How many significant figures are there in 500 and 101.00?

Example of the double inclined plane

What does a reaction rate tell you

Which phrase provides the best definition of mass movement

Choose the statement below related to entropy that is correct. Group of answer choicesHeating always decreases the entropy of a system. The solution formation process usually leads to an increase in entropy.

What is the optimal level of humidity for storing wine? A. 70 percent B. 50 percent C. 20 percent D. 10 percent

What is the product? 3•[1 - 4 5 - 7] [3 - 12 15 - 21] [4 - 1 8 - 4] [3 12 15 21] [4 - 12 8 - 21]