HEL 15 POINTS RIGHT HERE The Claus reactions, shown below, are used to generate elemental sulfur from hydrogen sulfide.

2H2S + 3O2 > 2SO2 +2H20

SO2 + 2H2S > 3S +2H2O

If 31.3 g of oxygen gas is consumed, how many grams of sulfur are produced?

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Achemistry student weighs out of phosphoric acid , a triprotic acid, into a volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with solution. calculate the volume of solution the student will need to add to reach the final equivalence point. round your answer to significant digits.

When the earth was formed and cooled, why did nickel and iron end up in the center of the earth while basalt and granite ended up in the outer layers

If a bottle of olive oil contains 1.4 kg of olive oil, what is the volume, in milliliters ( ml ), of the olive oil?