A balloon has an internal pressure of 1.95 atm and a volume of 5.0 L. If the temperature where the balloon is released is 20 °C, what will happen to the volume when the balloon rises to an altitude where the pressure is
0.65 atm and the temperature is -15 °C? (Remeber to convert °C to °K)

What overall charge must all compounds have

Which of the following statements about acidic water is true? a. acid has no effect on the h, o molecules. b. the solution contains a larger number of oh ions than h, o ions. c. the solution contains a larger number of h, o ions than qh ions. d. the solution contains an equal number of h, o ions and oh ions. none of the above e.

Chlorophyll a had the molecular formula c55h72mgn4o5 how many atoms are in this molecule