2 points Using the table above what is the reaction enthalpy for the following
equation Na2CO3 + 2HCI -> H20(1) + 2NaCl + CO2

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?