A bicycle rider is applying a force of 20 N while heading south against a wind blowing from the south with a force of 5 N

When the volume and number of particles of a gas are constant which of the following is also constant

Asolution contains 180 g of glucose (c6h12o6) and 162 g of water. what is the mole fraction of glucose?

If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?