The Heat of Vaporization for water is 2260 J/g. If you had 45 grams of water at 100°C and you wanted to convert it to steam, how much energy would that require? Show your work.

What is the formula for calcium iodide

What is the volume occupied by 10.0 dm3 of gas at standard pressure after it has been compressedat constant temputure to 500.0 kpa?

Each pair of clay balls represents to planetesimals if each plane test molluscum pound of the same material and is separated by the same distance which pair experiences the greatest gravitational attraction