1) A chemistry major carried out a reaction involving 27.083 g of KOH, and 44.231 g...
1) A chemistry major carried out a reaction involving 27.083 g of KOH, and 44.231 g phosphoric acid, H3PO4 to completion as demonstrated in the equation hereafter. Balance the equation and determine the theoretical yield of K3PO4(aq in moles. H3PO4 (aq) + KOH(aq) -> K3PO4(aq) + H2O(l)
2) A chemistry major carried out a reaction involving 27.083 g of KOH, and 44.231 g phosphoric acid, H3PO4 to completion as demonstrated in the equation hereafter. Balance the equation and calculate the percent yield (of K3PO4(aq)) if the product obtained from the reaction was 0.1117 moles of K3PO4(aq). H3PO4 (aq) + KOH(aq) -> K3PO4(aq) + H2O(l)
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1) A chemistry major carried out a reaction involving 27.083 g
of KOH, and 44.231 g...
8. If the reaction shown was carried out by allowing 7.50 mL of 2,2,3-trimethyl-3-pentano (MW=130.23 g/mol,...
8. If the reaction shown was carried out by allowing 7.50 mL of 2,2,3-trimethyl-3-pentano (MW=130.23 g/mol, d 0.857 g/mL) to react with catalytic acid to generate 3,4,4-trimethyl-2-pentene (MW=112.21 g/mol) and water, what is the theoretical yield (in grams) of the alkene product? (15 pts) OH H₂O H3PO4 + 4, 60 min 3,4,4-trimethyl-2-pentene 2,2,3-trimethyl-3-pentano 7. 50mL 15% 857 - 8.75 - 10 150.23 knool 112.215
Suppose the reaction Ca3(PO4)2 + H2SO4 - CaSO4 + H3PO4 is carried out starting with 149...
Suppose the reaction Ca3(PO4)2 + H2SO4 - CaSO4 + H3PO4 is carried out starting with 149 g of Ca3(PO4)2 and 86.9 g of H2SO4. How much phosphoric acid will be produced? ООО 86.8 g 57.98 235.9 g 130.28 94.18 C
Consider the balanced equation for the following reaction: 16HCl(aq) + 2KMnO4(aq) → 5Cl2(g) + 8H2O(l) +...
Consider the balanced equation for the following reaction: 16HCl(aq) + 2KMnO4(aq) → 5Cl2(g) + 8H2O(l) + 2KCl(s) + 2MnCl2(aq) If 9.20 moles of HCl reacts with 3.57 moles of KMnO4, determine how much excess reactant remains in the reaction. Consider the following unbalanced equation: HCl(aq) + Al(s) → H2(g) + AlCl3(s) If 38.1 moles of HCl(aq) and 18.5 moles of Al(s) are allowed to react, what is the theoretical yield of AlCl3(s) in moles?
Suppose the reaction Ca3(PO4)2 + 3H2SO4 - 3CaSO4 + 2H3PO4 is carried out starting with 127...
Suppose the reaction Ca3(PO4)2 + 3H2SO4 - 3CaSO4 + 2H3PO4 is carried out starting with 127 g of Ca3(PO4)2 and 71.9 g of H2SO4. How much phosphoric acid will be produced? U ponuj Jove A 6.82-g sample of potassium chlorate was decomposed according to the following equation: 2KCIO3 + 2KCl + 302 How many moles of oxygen are formed?
1. Consider the balanced equation for the following reaction: 6HC(aq) + 2Al(s)-3H2(g)+ 2AICI3 (s) If the...
1. Consider the balanced equation for the following reaction: 6HC(aq) + 2Al(s)-3H2(g)+ 2AICI3 (s) If the percent yield of H2(g) is 71.0% and 8.00 grams of H2(g) forms, determine the theoretical yield of H2(g) in moles 6.71 moles 5.59 moles 2.80 moles 8.39 moles 10.1 moles Use the slider to rate your confidence on this question. 100 Very confident Not at all confident Iros 55. 44 22F
Which reaction is an example of an acid-base reaction? O FeCl3 (aq) + 3 KOH(aq) -...
Which reaction is an example of an acid-base reaction? O FeCl3 (aq) + 3 KOH(aq) - Fe(OH)3 (s) + 3 KCl(aq) O 2 Hg(1) + O2(g) -2 HgO(s) O 6 HCl(aq) + 2 Al(s) -> 2 AlCl3 (aq) + 3 H2 (g) O H2SO4 (aq) + Ca(OH)2 (aq) - CaSO4 (aq) + 2 H2O(l) H2CO3 (aq) - H2O(l) + CO2 (g)
12.60 milliliters of a 1.25 M KOH solution are required to titrate 20.0 milliliters of a...
12.60 milliliters of a 1.25 M KOH solution are required to titrate 20.0 milliliters of a H3PO4 solution. What is the molarity of the H3PO4 solution? 3KOH + H3PO4 --> K3PO4 + 3H2O 0.513 M 2.52 M 0.0550 M 0.728 M 3.04 M 0.263 M 1.45 M 0.817 M Refer to this equation: 3SCl2 + 4NaF --> SF4 + S2Cl2 + 4NaCl 64.0 grams SCl2 is reacted with excess NaF and 12.5 grams of SF4 is formed. What is percent...
Suppose the theoretical yield in a reaction is 11.8 g and the percent yield is 58.2...
Suppose the theoretical yield in a reaction is 11.8 g and the percent yield is 58.2 %. What is the 36. actual yield of product obtained? A) 687 g B) 6.87 g C) 20.3 g D) 0.203 g Consider the oxidation of sodium metal to sodium oxide described by the balanced equation: 37. 4 Na+ O2 2 Na:O. What is the theoretical vield of Na:O in grams from 9.0 mol of O? 210 g of Na;O 18 g of Na...
CHEM 2032 ORGANIC CHEMISTRY LAB 1 SUMMER 2018 PRE/POST-TEST REAC 712 NAME 1. What safety Precautions...
CHEM 2032 ORGANIC CHEMISTRY LAB 1 SUMMER 2018 PRE/POST-TEST REAC 712 NAME 1. What safety Precautions must be taken when working with Sulfuric acid (H2S04) and Phosphoric acid (H3PO4)? 2. Briefly explain the following terms: a. Heterolytic bond cleavage b. Dehydration reaction Write the chemical equation for the dehydration of cyclohexanol, showing all reagents and conditions (use structural formula for all organic compounds). 3. Using the following information, calculate the theoretical yield for the dehydration of 3.0 mL of cyclohexanol...
1.) ( 10 pts) in 1828th, Wohler carried out very important reaction for Organic Chemistry. Show...
1.) ( 10 pts) in 1828th, Wohler carried out very important reaction for Organic Chemistry. Show the equation for that reaction and explain why is that reaction so important?
8. If the reaction shown was carried out by allowing 7.50 mL of 2,2,3-trimethyl-3-pentano (MW=130.23 g/mol, d 0.857 g/mL) to react with catalytic acid to generate 3,4,4-trimethyl-2-pentene (MW=112.21 g/mol) and water, what is the theoretical yield (in grams) of the alkene product? (15 pts) OH H₂O H3PO4 + 4, 60 min 3,4,4-trimethyl-2-pentene 2,2,3-trimethyl-3-pentano 7. 50mL 15% 857 - 8.75 - 10 150.23 knool 112.215
Suppose the reaction Ca3(PO4)2 + H2SO4 - CaSO4 + H3PO4 is carried out starting with 149 g of Ca3(PO4)2 and 86.9 g of H2SO4. How much phosphoric acid will be produced? ООО 86.8 g 57.98 235.9 g 130.28 94.18 C
Suppose the reaction Ca3(PO4)2 + 3H2SO4 - 3CaSO4 + 2H3PO4 is carried out starting with 127 g of Ca3(PO4)2 and 71.9 g of H2SO4. How much phosphoric acid will be produced? U ponuj Jove A 6.82-g sample of potassium chlorate was decomposed according to the following equation: 2KCIO3 + 2KCl + 302 How many moles of oxygen are formed?
1. Consider the balanced equation for the following reaction: 6HC(aq) + 2Al(s)-3H2(g)+ 2AICI3 (s) If the percent yield of H2(g) is 71.0% and 8.00 grams of H2(g) forms, determine the theoretical yield of H2(g) in moles 6.71 moles 5.59 moles 2.80 moles 8.39 moles 10.1 moles Use the slider to rate your confidence on this question. 100 Very confident Not at all confident Iros 55. 44 22F
Which reaction is an example of an acid-base reaction? O FeCl3 (aq) + 3 KOH(aq) - Fe(OH)3 (s) + 3 KCl(aq) O 2 Hg(1) + O2(g) -2 HgO(s) O 6 HCl(aq) + 2 Al(s) -> 2 AlCl3 (aq) + 3 H2 (g) O H2SO4 (aq) + Ca(OH)2 (aq) - CaSO4 (aq) + 2 H2O(l) H2CO3 (aq) - H2O(l) + CO2 (g)
Suppose the theoretical yield in a reaction is 11.8 g and the percent yield is 58.2 %. What is the 36. actual yield of product obtained? A) 687 g B) 6.87 g C) 20.3 g D) 0.203 g Consider the oxidation of sodium metal to sodium oxide described by the balanced equation: 37. 4 Na+ O2 2 Na:O. What is the theoretical vield of Na:O in grams from 9.0 mol of O? 210 g of Na;O 18 g of Na...
CHEM 2032 ORGANIC CHEMISTRY LAB 1 SUMMER 2018 PRE/POST-TEST REAC 712 NAME 1. What safety Precautions must be taken when working with Sulfuric acid (H2S04) and Phosphoric acid (H3PO4)? 2. Briefly explain the following terms: a. Heterolytic bond cleavage b. Dehydration reaction Write the chemical equation for the dehydration of cyclohexanol, showing all reagents and conditions (use structural formula for all organic compounds). 3. Using the following information, calculate the theoretical yield for the dehydration of 3.0 mL of cyclohexanol...
1.) ( 10 pts) in 1828th, Wohler carried out very important reaction for Organic Chemistry. Show the equation for that reaction and explain why is that reaction so important?
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