Hey guys, im writing a research report on chemistry "does increased so2 affect stoma activity of plants" or anything related to this, I cant find any good literature/research related to this topic so it would be greatly appreciated if you could help me.

Your friend offers to show you an intrusive igneous rock. which of the following would you expect to see?

Calculate the number of moles of ethane in 100 grams

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.