How many moles of Mg is 3.5 x 10^27 atoms of Mg

Starch and are common polysaccharide carbohydrates found in plants. sucrose glycogen fructose cellulose

In a heat engine of 1000 j of heat enters the system and the piston does 500 j of work what is the final internal energy of the system if the inital energy was 2000 j we have to do all of these down here 1)write the equation 2)list out your know variables 3)plug the numbers into the equations 4)solve 5)write your solution statemtn that includes inital energuy and final energuy added

Concentrations expressed as a percent by mass are useful when the solute is a a. liquid b. gas c. solid