The nucleus holds what?

A volume of a fixed gas is doubled and the temperature is doubled. What happens to the pressure of the gas?

A saturated solution of NaNO3 is prepared at 60.°C using 100. grams of water. As this solution is cooled to 10.°C, NaNO3 precipitates (settles) out of the solution. The resulting solution is saturated.

Enzymes are proteins that speed up chemical reactions in the body how do they work A. they increase the surface area of reactants B. they increase the concentration of reactants C. they decrease the concentration of products D. They act as reactants

Josh is doing an experiment with water. He starts with a plastic cup of water that has a mass of 12 grams. He places the cup in a sealed container and puts it in the freezer overnight.

Copper metal has a specific heat of Calculate the amount of heat required toraise the temperature of 22.8 g of Cu from A. B. C. D. E.

SO2 (g) + NaOH (s) = Na2SO3 (s) + H2O

If humans can see water but not air, can fish see air but not water?

What are three objects that are not in motion and how you know that they are not in motion

Complete the mechanism for the cleavage of the ether by adding any missing atoms, bonds, charges, nonbonding electrons, and curved arrows.

A sentence for physical weathering