Which of the following involves the emission of a particle that has the same mass of an electron with a positive charge. a.
alpha decay
c.
positron emission
b.
beta decay
d.
nuclear forces

10 points! will mark brainiest! in a heat engine if 1,000 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 initial energy was 2,000 j 1: write the equation 2: list out your known variables 3: plug the numbers into the equations 4: solve 5: write your solution statement that includes initial energy and final energy added you so much!