The heat of fusion of water is 334 J/g. How much energy is released when 30 grams of water at 0°C undergoes freezing?

What produces wave a)sound b) heats c)transfer of energy d)vibrations

Which of the following statements best explains why chemistry is testable a) it can measure data by experiments b) it cannot add new evidence c) it cannot be verified d) it is biased

Which of these have the same number of particles as 1 mole of water h2o