Why is the reaction of ethene with bromine called an addition reaction.

What happened in 2012 and how does it illustrate the importance of understanding the sun and how it works?

Which of the following has wavelength longer than the wavelength of viable light? a) x rays b) gamma rays c) radios waves d) ultraviolet waves

Select the most likely product for this reaction: koh(aq) + co2(g) – ? k2co3(aq) + h2o(1) k(s) + h2(g) + o2(g) k(s) + co3(9) +h2