Five more than two times the square root of a number is fifteen. What’s the number

Energy is released during which phase changes? check all that apply. boiling condensing depositing freezing melting subliming

When will le chatelier's principle come into effect? at the beginning of a reaction, when there are only reactants when a reaction has reached chemical equilibrium when a catalyst is added to a reaction mixture when a reaction is occurring but not yet at equilibrium

Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change