A chemist reacted 57.50 grams of sodium metal with an excess amount of chlorine gas. The chemical reaction that occurred is shown. Na + Cl2 → NaCl
If the percentage yield of the reaction is 86%, what is the actual yield?

An engineer designing a new type of engine needs a liquid that can be heated and cooled quickly with as little exchange of energy as possible. which property should the engineer primarily look for in the liquid? a. low thermal conductivity b. low specific heat capacity c. high reactivity d. high internal energy e. high density