A vehicle has a fuel efficiency of 11.7 kilometers per liter. What is the fuel efficiency of the vehicle in miles per gallon? 1 gallon = 3.7854 L; 1 km = 0.62137 mile.

27.5

Which of the following molecules is polar? c3h7oh c2h5cooh

The ammonia molecule in the diagram has the observed bond orientation because

You are attempting to recrystallize a crude product mixture. you add the appropriate amount of hot solvent and are allowing the solution to slowly cool to room temperature. however, at room temperature no crystals have appeared, which of the following methods should be used to induce crystallization? choose all correct answers. a) place the flask in an ice bath. b) swirl the contents of the flask. c) add a small seed crystal of the desired product. d) scratch the inside of the glassware using a stir rod. it can be multiple choices