Zinc, copper, lead, and mercury ions are toxic To Atlantic salmon at concentrations of 6.42×10 to the negative 2 mM. What are the corresponding concentrations in milligrams per meter? Concentration of zinc:
mg/L?

In which phase(s) do the molecules take the shape of the container?

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?

What is the compound name for the formula [ru(en)2cl2]2+ and [co(en)cl2br]-