Determine the number of formula units in 156g of K2S

Why did southern business leaders want to increase the number of slaves

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 symbol can be used to indicate the pressure at which a chemical reaction is carried out? 25°c 2 atm pa