The ratio of atoms of potassium to ratio of atoms of oxygen is

Using the drop-down menu, order the steps in the dissolving process. the solvent molecules surround the solute molecules or ions. the solute molecules are carried into the solution. the solute is mixed with the solvent.

C. How many molecules are in 0.400 moles of N205?

Substance A and B are colorless, odorless liquids that are nonconductors and flammable. The density of substance A is 0.97 g/mL; the density of substance B is 0.89 g/mL. Are A and B the same substance? Explain your answer.

A vertical column of elements in the periodic table is called a ...

When heated, solid copper (ii) carbonate decomposes to solid copper (ii) oxide and carbon dioxide gas. give the balanced chemical equation (including phases) that describes this reaction?

The atomic weight of hydrogen is 1.00794. a. True b. False

Describe What kind of ions do metals form? What kind of ions do nonmetals form?

A car is driven through streets treated with salt and then parked in a warm garage. a) How will the rate of rusting compare with a car that has not been driven in the streets treated with salt but left parked outside?

Amalgam is an alloy that contains mercury and other metals. Which of these atoms would most likely form metallic bonds with mercury? Check all that apply. bromine copper hydrogen iodine silver tin

Which fossil fuel is the most widely consumed in the United States? A. petroleum B. natural gas C. peat D. coal