A sample of compressed methane has a volume of 750 mL at a pressure of 400 kPa. To what pressure would the methane have to be compressed in order to have a volume of 250 mL?

In an energy pyramid, which level has the most available energy?

The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.

Is laundry detergent an acid or a base?