Density = mass/volume or Dam/v calculate the density of a cube that measures 1.25 centimeter on a side
and has a mass of 43.0 grams.

0.09 moles of sodium sulfate in 12 ml of solution

An alkaline battery produces electrical energy according to the following equation. zn(s) + 2 mno2(s) + h2o(l) zn(oh)2(s) + mn2o3(s) (a) determine the limiting reactant if 17.5 g zn and 31.0 g mno2 are used. (type your answer using the format ch4 for ch4.) (b) determine the mass of zn(oh)2 produced. _ g

The number at the end of an isotope’s name is the number.