Pls help The exact positions of the electrons in an atom cannot be determined because electrons are always what
1.moving
2.sharing
3.changing

Initially, the balloon had 3.0 liters of gas at a pressure of 400 kpa and was at a temperature of 294 k. if the balloon is cooled to 277 k and its volume decreased to 1 l, what will the new pressure in the balloon be?

Sex cells from female reproductive organ? 1) mitosis 2) fertilization 3) zygote 4) eggs 5) meiosis 6) sperm

The nuclear fission process releases neutrons and question 27 options: alpha particles electrons energy beta particles