The heat of dissolution of KCl is -17.22 kJ/mol. If 25.0 grams of KCl is dissolved in 250.0 mL of water at 22.0°C, what would be the expected final temperature of the solution?

Of the groups of elements below, which are most likely to gain electrons to become anions? a. alkali metal b. boron group c. halogen d. transition metal

In an exothermic reaction the bonding energy of the product is: less than the reactants same as the reactants greater than the reactants dependent upon the presence of a catalyst

Ted and emily played a mixed doubles tennis match against jack and brenda. in the second match. ted and brenda played against jack and emily. which type of chemical reaction does the situation demonstrate?