The temperature of 100. grams of water changes from 16.0ºc to 20.0ºc. what is the total number of joules of heat energy absorbed by the water?

Which best describes how johannes kepler developed his laws of planetary motion

What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees celsius to a solid at the same temperature? melting point of substance y = 35 degrees c; δhvaporization = 3.67 j/mol; δhfusion = 3.30 j/mol. mwsubstance y = 28.22 g/mol. −12.4 j −3.51 x 102 j 1.24 x 101 j 351 j

What is the mass of oxygen gas is consumed in a reaction that produces 4.60mol so2