What happens to water molecules during the boiling process?

The temperature outside is 39 ∘C, and the air pressure is 0.800 atm. Your neighbor, who released the balloon, tells you that he filled it with 3.80 moles of gas. What is the volume of gas inside this balloon?

Compare and contrast acids and bases in terms of their h + ion and oh - ion concentrations.

Air is about 78.0% nitrogen molecules and 21.0% oxygen molecules. Several other gases make up the remaining 1% of air molecules. What is the partial pressure of the other gases in air (excluding oxygen and nitrogen) at an atmospheric pressure of 0.

Which of the following is an example of biomass used for power? A. Gas B. Oil C. Coal D. Corn

When A is changing at a rate of - 0.190 M⋅s-1, how fast is B changing?

Which of the following is Not true of atoms? a. they are combined to form molecules b. they combine to form compounds

A nurse practitioner prepares an injection of promethazine, an antihistamine used to treat allergic rhinitis. If the stock bottle is labeled 25 mg/mL and the order is a dose of 11.0 mg, how many milliliters will the nurse draw up in the syringe?

To show the electron configuration for an atom, what is the advantage of using an orbital notation compared to a dot structure? Orbital notation takes up less space. Orbital notation shows the spin of the electrons.

What happens to a container of gas when the pressure is increased?

Which statement is true about a base when it reacts with another substance? a. It receives a hydrogen ion. b. It receives a hydroxide ion. c. It donates a hydrogen ion. d. It donates a hydroxide ion.