Write a balanced half-reaction for the oxidation of chromium ion to dichromate ion in basic aqueous solution. Be sure to add physical state symbols where appropriate.

Which the following is a common trait in a four year college

Afarmer began a new method of reducing grain spills. this reduced the number of mice on the farm. the number of snakes in the surrounding area decreased at the same time. the snakes depended on the mice that lived in the field. what’s the likely reason the snake population decreased? a. the number of snake predators increased. b. the number of mice increased. c. the number of mice decreased. d. the pesticides affected the snakes. e. a new breed of mice moved into the field.

Use the series of plates supplied with your study unit to answer this question: how many two-pole 30-a breakers are installed in panel pp1? a. four b. two c. eight d. nine can i get an answer for this question?