This table shows Lucas's budget from last month. He also included his actual expenses after the month ended. Which of these changes should Lucas consider making to his budget for next month? Check all that apply.

In an investigation that uses the scientific method, which step immediately follows making a hypothesis? o summarizing the results o asking a question o making observations designing an experiment mark this and retum save and exit next submit

If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?

If a gas has an initial pressure of 101kpa and a volume of 10l, then it expands to a volume of 20l, what is the new pressure?