Match the scientist with his discovery or contribution. match term definition j. j. thomson a) protons john dalton b) atoms ernest rutherford c) electrons james chadwick d) neutrons i need this in 5 minuts max

An exothermic reaction is conducted in an insulated calorimeter filled with water. the calorimeter is then sealed so that there is no heat exchanged between the contents of the container and the surrounding air. which of the following statements is true about the reaction?

The balanced chemical equation for this lab is: 3cucl2(aq) + 2al(s) 3cu(s) + 2alcl3(aq) if 10.5 g copper chloride react with 12.4 g aluminum, what is the limiting reactant?

Summarize possible ways in which phases of matter could combine to form a solution.