How much heat energy is required to warm 275 g water from 76 oC to 87 oC?

One of the cell membrane's functions is to protect the cell keep wastes in the cell create new cells keep light out of the cell

What produces wave a)sound b) heats c)transfer of energy d)vibrations

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