: Axit sunfurơ (H2SO3) là axit yếu, ngay trong dung dịch H2SO3 cũng bị phân hủy thành chất X và H2O. X là: A. H2S B. SO2 C. H2SO4 D. SO3

What are transitions between a liquid and gas called? identify which way they are transitioning

An atom with 7 protons, 6 neutrons, and 7 electrons has an atomic mass of amu. (enter a whole number.) numerical answers expected! answer for blank 1:

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