How many moles of lithium nitrate will be needed to make 250 grams of lithium sulfate, assuming that you have an excess of lead (iv sulfate to do the reaction?

Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.

Which buffer would be better able to hold a steady ph on the addition of strong acid, buffer 1 or buffer 2? explain. buffer 1: a solution containing 0.10 m nh4cl and 1 m nh3. buffer 2: a solution containing 1 m nh4cl and 0.10 m nh3

Which element would mostly likely have an electron affinity measuring closest to zero