When does iron and water react

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

How heavy is thanos? a) 3000 lbs b) all of it c) the price of tea in china d) heavy enough

What is the independent variable in this investigation? mass volume sample number substance density