HURRY PLEASE HELP! 12. Carbon-14 has a half-life of 5,770 years. A 25 gram sample of Carbon-14 was found. The original sample mass was hypothesized to have a mass of 100 grams. How old was the sample based on this hypothesis?
A. 2885
B. 11,540
C. 17,310
D. 23,080

To find the work done, the force exerted and distance moved are multiplied. a couch is moved twice before you are happy with its placement. the same force was used to move the couch both times. if more work is done the first time it is moved, what do you know about the distance it was moved? a) when more work was done, the couch was moved the same distance. b) when more work was done, the couch was moved less. c) when more work was done, the couch was moved further. d) when more work was done, the couch wasn't moved at all.