An excess of nico3, 12 g, was added to 40cm cube of sulpheric acid, 2.0 mol/dm cube. the unreacted nickel carbonate was filtered out and the filtrate evaporated to optain the crystals. calculate the number of moles of nico3 reacted, calculate the mass of nichel carbonate reacted, mass of un reacted nichel with the process

Suppose a lab group reports a ppercent yield of sand of 105. is it really possible to collect more sand than was originally represented? what is the possible explanation for the extra product?

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

In a ni-cd battery, a fully charged cell is composed of nickelic hydroxide. nickel is an element that has multiple oxidation states. assume the following proportions of the states: nickel charge proportions found 0 0.17 +2 0.3 +3 0.33 +4 0.5 (a) determine the mean of the nickel charge. enter the answer to 2 decimal places.(b) determine the cumulative distribution function of nickel charge.