PLEASE HELP!! DUE JN 10 MINUTES A balloon contains 3.50 L of Hydrogen gas at 20 degrees Celsius. What is the volume of the gas at 25 degrees Celsius? Assume the pressure remains constant

When an object falls through the air and encounters air resistance its overall speed will be than if it had not encountered air resistance? (one word answer)

Alidded glass container is filled with a colored gas. after a period of time, it is observed that the gas is uniformly spread throughout the box and that the movement has slowed considerably. next, a warm iron plate is carefully placed under the box. why is there resumed movement of the gas in the container?

Structure of the atoms: discovery of the nucleus in 1909i need answering all of these questions