What is an exothermic reaction? a. a reaction that is cold
b. a reaction that describes the forming of bonds
c. a reaction that requires heat
d. a reaction that takes in energy from outside itself

Which other elements contain the same number of outer electrons as sodium

How many liters of ethylene glycol antifreeze (c2h6o2), with a density of 1.100 g/l, would you add to your car radiator containing 15.0 kg of water if you needed to protect your engine to - 21.5°c? for water, kf = 1.86°c m -1.

Is the idea of spontaneous generation supported by redi's experiment? justify your answer in 2-3 sentences?