how many ferric chloride molecules are obtained when 150 iron atoms react with a sufficient quantity of chlorine

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

An engineer decides to use a slightly weaker material rather than a stronger material, since she knows that the stronger material can break suddenly. this is an example of what? a choosing a material that will show warning before it fails b using composite materials that combine strength c using a material for multiple applications d using design techniques that increase efficiency and reduce cost

What three relationships are true at equilibrium