11. zinc chloride, zncl2, is 52.02% chlorine by mass.
a. what mass of chlorine is contained in 80.3 g of zncl2?
b. how many moles of cl is this?

Which of the following statements is true about energy quantization at the atomic level? electrons in the outermost orbits are the most stable. electrons in all the orbits around the nucleus have the same amount of energy. electrons in the orbit closest to the nucleus have the least amount of energy. electrons absorb or release the same amount of energy independent of the energy levels.

Amanda pushes a box across the room with a force of 30 n. it accelerates at 5 m/s/s. what is the mass of the box? * 6 kg 1.16 kg 30 kg 5kg

Sheela and her brother hari were sitting in the living room, watching tv. suddenly hari said that he thinks something is burning in the other room. how did he get the burning smell?