Write a balanced half reaction for the oxidation of chromium ion to dichromate ion in basic solution.

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

Which of the following elements would you expect to have the lowest ionization energy value? fluorine, lithium, neon, nitrogen

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?