3. If a gas occupies 400 L at 25.0°C and 103.5 mmHg; what will be the pressure when the volume is 250 L at 50.0°C?

Electrons are extremely important to what area of technology? a) anti-aging research b) household product development c) electronics d) drug discovery

In france, grapes are 1.95 euros per kilogram. what is the cost of grapes, in dollars per pound, if the exchange rate is 1.14 dollars/euro? (2.6)

Which change will decrease the number of effective collisions during a chemical reaction? a. adding a catalyst b. increasing the surface area c. decreasing the temperature d. increasing the reactant concentrations e. increasing the volume of the reactants