C -14 and N-14 both have same mass number yet they are different elements. Explain

Which step in naming unsaturated hydrocarbons is used for alkenes but not alkynes

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?

What is the full form of icc in chemistry?