Here you are going to prepare a potassium phosphate buffer of 0.05 M total phosphate concentration, pH of 11.0, and a total, final volume of 1 liter form KH2PO4(s) and K2HPO4(s). Calculate the grams of KH2PO4(s) and K2HPO4(s) to be used:

Which is true of transition metals when moving from left to right on the periodic table? the d sublevels are not filled across the period. the cation radii become larger across the period. atomic radii increase slightly and then start to decrease. atomic radii decrease slightly and then start to increase. o

This element exists in adundance in the sun.explain how you would go about capturing sunlight.would this captured sunlight contain any of the element?

Between 2014 and 2016, more than 25,000 children in flint, michigan, drank water that was contaminated with lead from lead pipes. during this time, the city claimed the water was safe to drink. which of these actions could the city have taken to ensure that the drinking water was free from lead?