50.0g of lead are placed in a calorimeter with 100.0mL of water. As a result the water's ΔT is 5.0℃ which calculates to 2100J of heat absorbed by water, what is the ΔH (change in heat) of the lead

Question 5 match each term to its description. match term definition excess reactant a) reactant that can produce a lesser amount of the product limiting reactant b) reactant that can produce more of the product theoretical yield c) amount of product predicted to be produced by the given reactants