Does anyone have a copy of the thermal energy transfer lab for edge 2020 contact me and i will give you my email to send it to

How many neutrons does an element have if its atomic number is 50 and its mass number is 166

Molecular iodine, i2(g), dissociates into iodine atoms at 625 k with a first-order rate constant of 0.271 s−1. part a part complete what is the half-life for this reaction?

You have a sample of a metal, the sample is exactly 6.02 x 1023atom, if the sample has a mass 55.85 what metal is your sample made of?