How many liters of oxygen gas, at standard temperature and pressure, will react with 35.4 grams of calcium metal? show all of the work used to solve this problem. 2ca + o2 yields 2cao

Describe in detail the melting point behavior of the 80: 20 benzoic acid-mandelic acid mixture

When an object falls through the air and encounters air resistance its overall speed will be than if it had not encountered air resistance? (one word answer)

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?