The pressure of a gas is the force that the gas exerts on the walls of its container. When you blow air into a balloon, the balloon expands because the pressure of air molecules is greater on the inside of the balloon than the outside. Pressure is a property which determines the direction in which mass flows.
Answer:
B
Explanation:
Homogeneous= all particles are dissolved thoroughly
Solute= 1 gram of salt
Solvent= 500 mL water
Answer:
Matter
Explanation:
All matter is made up of substances called elements
Chromosomes have genes that determine specific thing about a person (hair color, eye color, how tall or short a person is etc....).