ANSWER: (CHEMICAL) Adam is trying to identify a solid. He places a small amount of the substance in an acid solution and observes whether or not a reaction takes place. This test is based on a property. A.
radical
B.
chemical
C.
physical
D.
biological

"i have always loved contemporary art and made it a general goal to work within the field. after a few nonprofit internships at museums and galleries, i decided to try the for-profit art world and was offered a job as the ad assistant at the magazine. i much prefer the pace of the for-profit art community and have stayed with the company for three years, with a promotion to an account manager last spring."

i just did this and got a 100.

d. air pressure decreases as altitude increases.