Predict the melting point of a sample when you mix 50% benzoic acid and 50% of naphthalene

The wave shown on the electromagnetic spectrum disturb the medium it passes through a)different frequency. b)the same frequency .

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 happened to the amount of carbon dioxide in the atmosphere from 2010–2017?