Was there supercooling? would you expect the water or the sugar solution to have the most supercooling? why?

Explain that newton first law,second law and third law of motion?

Fred is studying a substance that is made out of only one element. this means that

Dumbledore decides to gives a surprise demonstration. he starts with a hydrate of na2co3 which has a mass of 4.31 g before heating. after he heats it he finds the mass of the anhydrous compound is found to be 3.22 g. he asks everyone in class to determine the integer x in the hydrate: na2co3·xh2o; you should do this also. round your answer to the nearest integ