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- 6. Some sulfuric acid is spilledon a lab bench. You can neutralizethe acid by sprinkling sodiumbicarbonate on it and then moppingup the resultant solution. The sodiumbicarbonate reacts with sulfuric acidas follows:2 NaHCO3(s) + H2SO4(aq)Na2SO4(aq) + 2H2O(l) + 2CO2(g)Sodium bicarbonate is added until thefizzing due to the formation of CO2(g)stops. If 27 mL of 6.0 M H2SO4 wasspilled, what is the minimum mass ofNaHCO3 that must be added to thespill to neutralize the acid?what mass of FeS is necessary to form 1.08 g Fe2O3 excess O2? 4FeS+7O2=2Fe2O3+4SO25-) 1,200 grams of aluminum of an impure NH4AI(SO4)2 sample is converted into Al203 by precipitation with aqueous ammonia and heating. It seems that this comes to 0.1798g. Accordingly, determine the amount of a)% Al203 b)% Al in the initial sample.
- 40:99 6. a. If 0.405 mol ethane (C2H6) and 29.4 g oxygen react, how many moles of water will be formed? 4 CO2(g) + 6 H2O(g) 2 C2H6(g) + 7 O2(g) b. The reaction above was found to proceed in 89.7% yield. What was the actual yield (in grams) of carbon dioxide isolated? O 2022 Cuesta College. All rights reserved 43 Handbook 1 , 0ɔ.2 g of HNO3 are isolated. Handbook 1 2022 Cuesta College. All rights reserved 42What mass of Fe2O3 is produced from the reaction of 18g of Fe with excess oxygen 4Fe + 3O2 ——> 2Fe2O3Kk.53. Write a balanced chemical equation and the net ionic equation for the process where aqueous calcium hydroxide reacts with dissolved magnesium chloride to yield solidmagnesium hydroxide and aqueous calcium chloride.
- c. 2 NaOH + Clb → NaCl + NACIO+ HO f P.O10 6HO4HPO. ZNa OH +Clz-> Nal+ Naclo+ Hz0 Py O10+ 6H20->4H3PC4 12. The solid fuel in the booster stage of the space shuttle is a mixture of ammonium perchlorate and aluminum powder, which react as follows(the Al2O3 coefficient to help with balancing): NH.CIO4(s)+ 10 Al(s) → 5 Al2O3(s) + N2(g) +6 HCI(g)+ H&O(g) What mass of aluminum should be mixed with 5.0 x 10 kg of ammonium perchlorate, if the reaction proceeds as stated? Aluminum metal (Al) reacts with sulfur (S) to produce aluminum sulfide (Al,S3) according to this ba O0 A ALS;(s)When a large amount of water was poured on 100 gr of calcium carbide CaC2, 28.3 gr acetylene C₂H₂ was produced. Calculate the percentage yield of acetylene in the reaction CaC₂ (s) + 2 H₂O (1) --> Ca(OH)2 (s) + C₂H₂ (g) Molar mass of CaC₂: 64.10 gr/mol Molar mass of C₂H₂ : 26.04 gr/mol a. 95% O b. 36% O c. 143% O d. 70%what massof Ag Co (57.79(mal)will be formed