642cm3 at a pressure of 1 ATM and a temperature of 0K is heated to 500K. What is the final volume of the gas?

Which of the following units is not an official si unit? mole liter kilogram ampere

Which would freeze at a higher temperature: the great salt lake or lake tahoe? a. lake tahoe would freeze at a higher temperature. b. the great salt lake would freeze at a higher temperature. c. both lakes would freeze at the same temperature.

Why is it incorrect to balance a chemical equation by changing the subscripts? explain.