Answered: 31. Consider the reaction A → 2 B.…

31. Consider the reaction A → 2 B. Initialy 1.5 mol of A is present and no B. What are the amounts of A and B when the extent of reaction is 0.60 mol? (.9, 1.2 mol)

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

5.The combustion of butane can be represented by the following unbalanced equation: C4H10 + O2 ------------> CO2 + H2O How many moles of oxygen are needed to obtain 40g of H2O?Necessary answer. Unique option. A) 2.86 moles of O2 B) 1.40 moles of O2 C) 2.2 moles of O2 D) 4.6 moles of O2 E) None of the above
In the reaction of Carbon monoxide (CO) with Iron Oxide (Fe2O3), Carbon Dioxide (CO₂) is produced along with Iron metal (Fe). 17- a) How many moles of Fe are formed when 1.5 moles of CO react with 3.8 moles of Iron oxide. b) How many moles of which reactant will be left over?
Mole 6. The industrial solvent carbon disulfide (CS) is produced through the following reaction between coke (C) and sulfur dioxide (SO ): C(s) + SO̟ →CS (1) + CO (g) (unbalanced). If 8.00 g of S0, reacts, how many moles of CS, are formed? 7. How many moles of mercury (II) oxide (HgO) are needed to produce 125 g of oxygen (O)? 2Hgo --> 2Hg + 02 Mass-Mass S. Tin (II) fluoride (SnF), or stannous fluoride, is used in some home dental treatment products. It is made by the reaction of tin with hydrogen fluoride according to the equation Sn (s) + 2HF (g) → SnF (s) + H (g). How many grams of SnF, are produced from the reaction of 30.00 g of HF with Sn? 9. Laughing gas (nitrous oxide, N O) is sometimes used as an anesthetic in dental work. It is produced when ammonium nitrate is decomposed according to the reaction NH NO (s) → NO (g) + 2H O (1). How many grams of NH NO are required to produce 33.0 g of N O? 4 10. How many grams of carbon dioxide are produced when 2.50 sodium hydrogen carbonate…
44) What is the coefficient of phosphorus after balancing the following equation?__ P(s) + __ O2 (g) º __ P2O5 (s)(a) 1 (b) 2(c) 4 (d) 5(e) none of the above45) What is the coefficient of chlorine gas after balancing the following equation?__ Fe(s) + __ Cl2 (g) º __ FeCl3 (s)(a) 1 (b) 2(c) 3 (d) 4(e) none of the above46) What is the coefficient of oxygen gas after balancing the following equation?__ HgO(s) º __ Hg(s) + __ O2 (g)(a) 1 (b) 2(c) 3 (d) 4(e) none of the above47) Which of the following types of chemical reactions is illustrated below?2 Sr(s) + 2 H2O(l) º 2 Sr(OH)2 (aq) + H2 (g)(a) combination (b) decomposition(c) single replacement (d) double replacement(e) neutralization48) What is the predicted product from the following reaction? Al(s) + O2 (g) º(a) AlO (b) Al2O(c) AlO2(d) Al2O3(e) Al3O249) Which of the following solid compounds is soluble in water?(a) NiCO3(b) PbCrO4(c) Ag3PO4(d) CuS(e) Ba(OH)250) What are the products from the following double replacement reaction?BaCl2…
Homework Problems 4.1 Calculate the number of moles in a 5.00-g sample of each of the following: a. Caffeine (C8H10N402) b. Aspirin (C9H8O4) c. PenicillinV (C16H18N2O5S) 4.2 Balance the following equations: a. Cl₂O7 + H₂O ->>> HC104 b. Fe2(CO3)3 Fe2O3 + CO₂ c. H3PO4 + Mn(OH)2 - Mn3(PO4)2+ H₂O d. P₂H4 → PH3 + P4 e. SO₂Cl2 + HI→ H₂S + H₂O + HC1 + 1₂ 4.3 Write the formula equation, total ionic and net ionic equations for each of the following: a. The reaction of Pb(NO3)2 and LiCl. b. The reaction of ZnSO4 and KOH. 4.4 In the following redox reactions, identify what is oxidized and what is reduced: a. Zn(s) + 2Ag (aq) → Zn²+(aq) + 2Ag(s) - b. Sn²+ (aq) + 2Ce+(aq) c. 2Au(s) + 6H*(aq) d. 4Co(s) + 302(g) e. 2CO(g) + O2(g) → → Sn(aq) + 2Ce³+ (aq) 3+ 2Au³+ (aq) + 3H₂(g) 2C0203(s) 2CO2(g) 4-24
Question 4 of 17 O Attempt 1 Consider the combustion reaction for octane (C,H3), which is a primary component of gasoline. 2 C3H18 + 25 O, 16 CO, + 18 H,O How many moles of CO, are emitted into the atmosphere when 13.6 g C, H, is burned? 1.90 CO, emitted: Incorrect 12:18 62°F 11/9/2 PC DELL
According to the following reaction, how many moles of oxygen gas are necessary to form 0.624 moles carbon dioxide?propane (C3H8) (g) + oxygen (g) carbon dioxide (g) + water (g)______ moles oxygen gas
In the following reaction, oxygen is the excess reactant. (8 points)SiCl4 + O2 → SiO2 + Cl2The table shows an experimental record for the above reaction. Trial Starting Amount of SiCl4 Starting Amount of O2 Actual Yield of SiO2 1 150 g 200 g 49.2 g 2 75 g 50 g 25.2 g Calculate the percentage yield for SiO2 for Trial 1. Also, determine the leftover reactant for the trial. Show your work. Based on the percentage yield in Trial 2, explain what ratio of reactants is more efficient for the given reaction. Your answer:
help
44) What is the coefficient of phosphorus after balancing the following equation?__ P(s) + __ O2 (g) º __ P2O5 (s)(a) 1 (b) 2(c) 4 (d) 5(e) none of the above45) What is the coefficient of chlorine gas after balancing the following equation?__ Fe(s) + __ Cl2 (g) º __ FeCl3 (s)(a) 1 (b) 2(c) 3 (d) 4(e) none of the above46) What is the coefficient of oxygen gas after balancing the following equation?__ HgO(s) º __ Hg(s) + __ O2 (g)(a) 1 (b) 2(c) 3 (d) 4(e) none of the above47) Which of the following types of chemical reactions is illustrated below?2 Sr(s) + 2 H2O(l) º 2 Sr(OH)2 (aq) + H2 (g)(a) combination (b) decomposition(c) single replacement (d) double replacement(e) neutralization48) What is the predicted product from the following reaction? Al(s) + O2 (g) º(a) AlO (b) Al2O(c) AlO2(d) Al2O3(e) Al3O249) Which of the following solid compounds is soluble in water?(a) NiCO3(b) PbCrO4(c) Ag3PO4(d) CuS(e) Ba(OH)250) What are the products from the following double replacement reaction?BaCl2…
According to the following reaction, how many moles of nitrogen gas will be formed upon the complete reaction of 30.4 grams of ammonium nitrite? ammonium nitrite (aq) →nitrogen (g) + water (1) moles nitrogen gas Submit Answer Retry Entire Group 9 more group attempts remaining