If you want to increase the amount of Energy a wave transfers over time will it be most effective to double the frequency or double the amplitude ?
CAN SOMEONE HELP ME ITS REALLY IMPORTANT

If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?

The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false

Describe the properties of sodium, chlorine, and sodium chloride