Ahighly concentrated solution from which dilutions are typically made for laboratory used is called a what?

Use the periodic table to determine the electron configuration of dysprosium (dy) and americium (am) in noble-gas notation.

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

The diagram below shows the movement of particles. what does this piece of evidence best support? the collision theory the maxwell-boltzmann distribution the effect of pressure on reaction rates the effect of temperature on reaction rates