What celsius temperature, t2, is required to change the volume of the gas sample in part a (t1 = 23 ∘c , v1= 1.69×103 l ) to a volume of 3.38×103 l ? assume no change in pressure or the amount of gas in the balloon.

Much of the general structure and physical properties of the interior of the earth are inferred from: a)deep oil and gas bore holes b)geologic investigations c)analysis of seismic waves d) study of volcanoes

In the reaction between a crushed antacid tablet and vinegar what gas is emitted

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.