CHEMICAL ENGINEERING PROGRAM -MATERIAL BALANCES STOICHIOMETRY PROBLEMS WORKSHOP DOCX

Title	CHEMICAL ENGINEERING PROGRAM -MATERIAL BALANCES STOICHIOMETRY PROBLEMS WORKSHOP
Author	Keyla Cervantes
Pages	2
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File Type	DOCX
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Summary

CHEMICAL ENGINEERING PROGRAM – MATERIAL BALANCES STOICHIOMETRY PROBLEMS WORKSHOP 1) The flow in rate of C3H8 and O2 in a system are 2 a. Limiting reagent mole/hr. each what is the flow out rate of CO2? b. Excess reagent c. Can’t say 2) The flow in rate of CH4 and O2 in a system are 2 d. None of the ...

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CHEMICAL ENGINEERING PROGRAM – MATERIAL BALANCES STOICHIOMETRY PROBLEMS WORKSHOP 1) The flow in rate of C3H8 and O2 in a system are 2 mole/hr. each what is the flow out rate of CO2? 2) The flow in rate of CH4 and O2 in a system are 2 mole/hr. each what is the flow out rate of CO2? 3) The flow in rate of C6H6 and H2 in a system are 3 mole/hr. each what is the flow out rate of C6H12? 4) C5H12 + xO2 -> yCO2 + zH2O, what is the value of x + y*z? 5) wC3H6O3 + xO2 –> yCO2 + zH2O, what is the value of w + x + y + z? 6) 20 grams of CaCO3 is heated, how much calcium oxide will produce? 7) 56 grams of carbon monoxide is oxidized with excess oxygen; how much carbon dioxide will it produce? 8) Pentane is burnt to produce carbon dioxide 40% of which can be converted into carbon monoxide, how much Butane must be burnt to produce 176 grams of carbon monoxide? 9) 1 mole of glucose (C6H12O6) is burnt, how much carbon dioxide will it produce? 10) 78 grams of benzene is burnt in air, how much water will it produce? 11) xKMnO4 + yFeS + zH2SO4 xMnSO4 + wFe2(SO4)3 + uK2SO4 + zH2O a. what is the value of x + y + z + w + u? b. 158 grams of potassium permanganate is reacted with ferrous sulfide in the presence of hydrochloric acid, approximately how much ferric sulfate will it produce? 12) xFeS2 + yO2 zFe2O3 + wSO2, a. what is the value of x + y + z + w? b. 15. 60 grams of FeS2, is burnt in air, how much sulfur dioxide will produce? 13) Which of the following is true about limiting reagents? a. Consumes completely b. Consumes partially c. Does not react d. None of the mentioned 14) Which of the following is true about excess reagents? a. Consumes completely b. Consumes partially c. Does not react d. None of the mentioned 15) 4 moles of CH4 and 4 moles of O2 are reacted, then what type of reactant CH4 is? a. Limiting reagent b. Excess reagent c. Can't say d. None of the mentioned 16) 2 moles of N2 and 8 moles of H2 are reacted, then what type of reactant N2 is? a. Limiting reagent b. Excess reagent c. Can't say d. None of the mentioned 17) If 28 grams of N2 and 10 grams of H2 are reacted, how much NH3 will produce? 18) Nitric acid formation reaction is given as below 3NO2 + H2O 2HNO3 + NO. The given reaction is balanced? For producing 4 gram moles of HNO3, how many grams of NO2 are required? If the NO2 in the feed is 400 grams, How many moles HNO3 will be in the product? 19) If Cl2 is present in excess and the amount of CH4 is doubled, number of moles of CH3Cl will be ____________ a. Doubled b. Half c. Four times d. None of the mentioned 20) If Cl2 is present in excess and the amount of CH4 is doubled, number of moles of HCl will be ____________ a. Doubled b. Half c. Four times d. None of the mentioned 21) Balance the following equation before answering the questions below: BaCl2 + Al2(SO4)3 BaSO4 + AlCl3 a. How many moles of barium chloride will it take to produce 2 moles of aluminum chloride? b. How many grams of barium sulfate can be produced from 15 moles of barium chloride? c. If 72.3 grams of barium chloride react with excess aluminum sulfate, how many moles of barium sulfate can be formed? d. How many moles of barium chloride are needed to produce 105.8 grams of aluminum chloride? e. How much aluminum sulfate is required to completely react with 7.6 grams of barium chloride? 22) Magnesium reacts with hydrochloric acid to produce magnesium chloride and hydrogen gas. a. Write the balanced equation for this reaction. b. If you start with 25.0 g of magnesium, how many grams of hydrogen gas will form? c. If you start with 140.0 g of hydrochloric acid, how many moles of magnesium will react?...