Asample of helium has a volume of 3 liters when the pressure is 500 torr. what volume does the gas occupy at 300 torr?

Which equation is used to calculate the magnetic force on a charge moving in a magnetic field

During which phase does earth see more than half of the moon's surface? 1)first quarter2)third quarter3)waxing gibbous4)waning crescent

What is the importance of having the us forest service, the bureau of land management, the us fish and wildlife service, and the national park service? to manage land resources for conservation and the development of natural resources to manage land resources for conservation and the development of urban areas to preserve historical landmarks and manage the development of urban areas to preserve historical landmarks and manage the development of rural areas