3. An irregularly shaped piece of metal was dropped into a graduated cylinder of water measuring а
11.40 mL. The water level rose to 16.80 mL. The mass of the metal was 61.05 g. What is the
density of the metal? Is the metal lead?

Why is the vapor pressure of a warm lake higher than the vapor pressure of a cold lake? o a. warm water has a greater heat of vaporization. ob. warm water evaporates more quickly. cool water evaporates more quickly. od. cool water has a greater heat of vaporization.

Why does his teacher ask him to balance the equation by including the correct coefficient

Scientists have developed an explanation of a phenomenon from several verified hypotheses. the explanation has been confirmed through numerous experimental tests.which option best describes this explanation? a. scientific lawb. research questionc. hypothesisd. scientific theory