Calcium and bromine have formed a bond. leading up to this, calcium gave up electrons. it was a(n)
negative ion
shared ion
positive ion
neutral atom

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?

Which formula can be used to calculate the molar mass of hydrogen peroxide

Which element is least likely to undergo a chemical reaction