What is the mass of a cube of aluminum 5.0 cm on each edge of the density of aluminum is 2.7 g/cm3?

Why do scientists look for patterns in the world? a. patterns can explain observations. b. patterns never change, no matter what. c. patterns are easy for scientists to detect. d. patterns are all the same, through all time.

How many miles of water are produced if 5.43 mol pbo2 are consumed

Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o