A student stores 20.0 moles of gas particles in a flexible container. The student then uses a pump to remove 10.0 moles of gas particles. The temperature and pressure remain constant. Which of the following is a true statement?

Use the naming conventions to complete the following formula-name pairs of binary acids. Match the acid names and chemical formulas in the left column to the appropriate blanks in the chemical formulas and acid names on the right.

When the solid and liquid phases are present together simultaneously which phase solid liquid contains the greater amount of energy

Which statement is correct regarding the reaction below? 3A + 2B yields C + 2D The rate of formation of D is twice the rate of disappearance of A. The rate of disappearance of A is one-third the rate of formation of C.

The diameter of a carbon atom is approximately 144 pm. Assuming a nanocontainer has a simple cubic structure and have an edge length of 25 nanometers, how many carbon atoms are there on a single edge of a nanocontainer?

A discharging lead acid battery is best described as

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

Why is the use of natural gas as a full becoming more common