What. could. you. do. to make a chemical reaction proceed faster?

Which of the following is in the lanthanide family? a) uranium b) promethium c) silver d) gold

How many moles of an ideal gas would occupy a 25.0 liter container when the temperature is 295 k and the pressure is 0.850 atm?

The gas in a sealed container has an absolute pressure of 9.25 atmospheres. if the air around the container is at standard pressure, what is the gauge pressure inside the container