If 12.8g of chlorine gas is reacted with 8.3g sodium iodide, how much sodium chloride will be produced?

Based on the equation and the information in the table, what is the enthalpy of the reaction?

Suppose that during that icy hot lab 65,000 j of energy were transferred to 450 g of water at 20°c what would have have been the final temperature of the water

If an area has high air pressure and low humidity, what type of weather will it most likely have? plz !