Why would magnesium remove tarnish from silver

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?

Why is the structure of molecule important to its function?

Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?