23 Select the correct answer
A bubble originating at the bottom of a lake rises to the surface within 10,0 seconds with an acceleration of 10.0 meters/second? What is the
depth of the lake?
OA
100 meters
OB
200 meters
300 meters
OD
400 meters
О Е,
500 meters
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Merved

Asingle atom of an element has 21 neutrons, 20 electrons, and 20 protons. which element is it? ok o z

Compare the equilibrium constants for the systems shown in the table. which favors products the most? which favors products the least? rank these systems in order from most to least in terms of favoring products rather than reactants. d > b > a > c c > a > b > d b > c > d > a a > d > c > b

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.