A cube w mass of 2g and volume of 0.5ml

In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?

Match the mixture with the substance// i really need on this guys (it’s a pic btw)

What shape would a molecule with two bound groups and two lone pairs have?