2. The volume of a metal cylinder was measured indirectly by water displacement three times. The following volume readings were recorded. Calculate the average volume of
the metal cylinder.
Initial Volume (cm)
Final Volume (cm)
19.3
7.6
8.0
20.1
6.2
18.4

One or more substances changing into one or more substances is an example of a

What is the molarity of 60.0 grams of naoh dissolved in 750 milliliters of water? a) 1.1 m b) 2.0 m c) 12 m d) 75 m

Look at the spectrums of a star moving towards earth and a motionless star. which of these is a correct inference that can be draw from the observation of the two spectrums? (2 points) the spectrum of a motionless star is difficult to be viewed separately using oridinary telescopes. the spectrum of a motionless star is identical to the spectrum of a star which moves towards earth. the spectrum of a star shifts towards the red region when the star moves towards earth. the spectrum of a star shifts towards the blue region when the star moves towards earth.