Identify and describe similarities and differences between this experiment and radioactive decay in nature ​

What is the correct term for living the most sustainable life you can within your current circumstances?

Match each statement with the state of matter it describes

What would be the original temperature of a gas that has a volume of 2.0 l and a pressure of 2.0 atm and an unknown temperature that the volume increased to 3.5 l in its pressure decreased to 1.0 atm if the final temperature is measured to be 11°c