SERIOUS ANSWERS ONLY PLEASE. Given the orbital configuration of arsenic (As), explain how arsenic can have the following oxidation states.

-3

+3

+5

As you watch a surfer ride a wave towards the shoreline, what is the shoreline? a) displacement reference b) reference point c) coordinate plane d) cartesian boundary

Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car