A balloon is filled with 12 L of air at a pressure of 202.65 kPa. What is the volume of the balloon if the pressure changed to 303.98 kPa?

If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?

This active feature of earth's crust in building mountain ranges as well as islands. this feature is a a) cavern. b) earthquake. c) mountain. d) volcano.

Remember to use the proper number of significant figures and leading zeros in all calculations. gelatin has a density of 1.27 g/cm³. if you have a blob of gelatin dessert that fills a 2.0 liter bottle, what is its mass? 2540 g2500 g3.9 x 10-43.937x 10-4