Here is the combustion reaction: 2C2H6 (g) + 702 (g) = 4CO2 (g) + 6H20 (g) + heat.
What happens if temperature is decreased?

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.

40dm3 of gas at 760 torr are heated from 5°c to 50°c what is the new volume

Which radioisotope is used to date fossils? a. oxygen-16 b. carbon-14 c. uranium-238 d. carbon-12