If 1.80 liters of a gas at 290K exerts a pressure of 643 millimeters of mercury, what would be the new pressure, in millimeters of mercury, of this gas at 295k and a volume of 1.49 liters

The is a particle with one unit of positive charge a. proton b. positron c. electron d. nucleus awnser quick it is a important science test!

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

Describe what happens to the molecules as water goes from ice to liquid to vapor. be sure to explain what happens to the temperature during the phase changes.