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Good to go s === E Paragraph √5 Part 3: Stoichiometry Styles Show all calculations using the unit cancellation method or conversion factors. Use the formatting provided. Answers alone will not receive credit. Apply the correct significa figure rules where appropriate. 1. For the reaction___2__Al +___3___ _Br₂ → __2__AlBrş a. Balance the reaction shown above. b. How many grams of Al are in 2.0 moles of Al? 1 mol 26.98 g c. How many moles of Bromine (Br₂) are needed to react with 2.0 moles of Al? d. How many moles of Bromine (Br) are needed to react with 54.0 g of Al? e. How many grams of Bromine (Br₂) may be produced from 54.0 g of Al? f. How many grams of AIBr; may be produced from 10.0 g of bromine?
ometry(1).docx Saved to this PC ces Mailings Review View Help Aa A A- M Good to go Search (Alt+Q) E32 ¶ 三国 沙田 CS₂+ E Normal 15 Paragraph 15 Styles F g. What is the percent yield if only 3.2 grams of AIBr; were obtained from the reaction of 10.0 g of bromine with excess aluminum? No Spacing NH₂ → O Heading 1 12. For the reaction: a. Balance the reaction. b. How many moles of ammonia are needed to react with 8.5 moles of carbon disulfide? H₂S + NH.SCN c. How many moles of hydrogen sulfide are produced when 34 moles of ammonia react in excess CS₂? D
d. How many moles of H₂S are produced when 578 g of NH3 react in excess CS₂? e. How many grams of H₂S are produced when 578 g of NH3 react in excess CS₂? f. How many grams of ammonium thiocyanide are produced when 3.85 grams of ammonia re with enough carbon disulfide? g. How many grams of hydrogen sulfide (H₂S) are produced when 2.50 grams of carbon disulfide (CS₂) are consumed?