A voltaic cell consists of one half-cell that contains cr(s) and cr 2 (aq), and one half-cell that contains ag(s) and ag (aq), what species are produced at the electrodes under standard conditions.

Brad and his family like to go camping. they always take a gas lantern with them. the lantern can take fiuels but always puts out the same amount of light. brad has two different kinds of fuel for the lantern. how can he figure out which kind of fuel has more chemical energy that the lantern can turn into light? measure the brightness of the lantern using each kind of fuel by comparing it to the full moon. g measure the volume of the containers of fuel. measure how long the lantern stays lit on a fixed amount of fuel. measure the mass of each container of fuel using a balance scale. answer 12

The molecular formula for caffeine is cshion402. which of the following elements is not found in caffeine?

Identify the electromagnets with poles that are reversed from the electromagnet shown above