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- (a) What is the mass, in grams, of 1.223 mol of iron(III)sulfate?(b) How many moles of ammonium ions are in 6.955 g ofammonium carbonate?(c) What is the mass, in grams, of 1.50 x 1021 molecules ofaspirin, C9H8O4?(d) What is the molar mass of diazepam (Valium®) if 0.05570mol has a mass of 15.86 g?The poisonous gas hydrogen cyanide (HCN) is producedby the high-temperature reaction of ammonia with methane (CH4). Hydrogen is also produced in this reaction.(a) Write a balanced chemical equation for the reactionthat occurs.(b) Suppose 500.0 g methane is mixed with 200.0 g ammonia. Calculate the masses of the substances present afterthe reaction is allowed to proceed to completion.I already received help with A, B, and C but I still need the explanation and solution to subpart D. The only solution I need is the one for D. The following quantities are placed in a container: 1.5 × 1024 atoms of hydrogen, 1.0 mol of sulfur, and 88.0 gof diatomic oxygen. (a) What is the total mass in grams for the collection of all three elements? (b) What is the total number of moles of atoms for the three elements? (c) If the mixture of the three elements formed a compound with molecules that contain two hydrogen atoms, onesulfur atom, and four oxygen atoms, which substance is consumed first? (d) How many atoms of each remaining element would remain unreacted in the change described in (c)?