PLSSS HELP ASAP Calculate the weight of a 65.0 kg human named Scotsay Schmelgeid when they are standing on the surface of Barsoom, where g = 3.711 m/s/s. You do not need to show your work. Just type your answer with the correct label (measurement units). (2 pts)

Apulley with mass mp and a radius rp is attached to the ceiling, in a gravity field of 9.81 m/s2 and rotates with no friction about its pivot.

If the specific heat of a metal is 0.850 j/g °c, what is its atomic weight?

Aflask with vinegar in it has a mass of 160 grams. a balloon with baking soda in it has a mass of 40 grams. the balloon is attached to the flask to seal the opening and the vinegar and baking soda mixes. the balloon inflates to a large volume. what will the total mass of the balloon and flask be after the balloon inflates? explain. a) less than 200 grams because the solid baking soda disappears. b) 200 grams, because all the atoms remain in the balloon or flask. c) more than 200 grams because the size of the balloon is so much larger. d) less than 200 grams because gases such as the one in the balloon are lighter than solids and liquids.