Homework Answers
Moles of Al= 10/27.0=0.3704 mol
Moles of HCl = 50.00/36.5=1.37 mol
Al is limiting reagent
Mass of AlCl3 produced =
2×133.5×10.00/54=>49.44 gram
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28 Consider the following balanced chemical reaction: 6 HCI + 2 Al -------...-> 3 H2 +...
Determine the number of grams of HCI that can react with 0.750g of Al(OH), according to the following reaction A...
Determine the number of grams of HCI that can react with 0.750g of Al(OH), according to the following reaction Al(OH)3(s) + 3 HCl(aq) → AICI,(aq) + 3 H20(aq) STARTING AMOUNT ADD FACTOR 3 78.00 1 6.022 * 102 18.02 1.05 1 2.25 0.750 0.117 0.351 9.60 * 10 0.0288 36.46 133.33 g AICI g HCI mol HCI 9 Al(OH)3 g H30 mol H20 mol Al(OH)2 mol AICI mol AICI, GAICIS Determine the number of grams of HCI that can react...
Consider the balanced equation for the reaction of aluminum with hydrochloric acid. 2 Al 6 HCl...
Consider the balanced equation for the reaction of aluminum with hydrochloric acid. 2 Al 6 HCl 2 AICI3 3 H2 Fill in the conversion factors required to calculate the mass of HCl needed to react with 5.00 g of Al. ( D) Imol HCI 20.3g HC (в ) X (A) 5.00 g Al X 26.9815 g Al ( C A Choose... B Choose... C Choose... D Choose...
Consider the balanced equation for the reaction of aluminum with hydrochloric acid. 2...
AICI HO not balanced) 14. Using the equation: HCI + Al(OH). How many grams of AICI,...
AICI HO not balanced) 14. Using the equation: HCI + Al(OH). How many grams of AICI, will you make if you start with 234.03 grams of Allow a) What do you have and what do you need b) Write the unbalanced equation c) Balance the equation d) From 234,03 grams, how many moles of Al(OH), do you have? (Convert grams to moles) Molecule: fone molecule) Atomic Breakdown: counting atoms skill) # Moles = 1 Atomic weight of element a tom...
Fill in the Blanks Given this balanced chemical reaction, 4 HCl(g) + O2(g) +2H20(0) + 2...
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6. Given the reaction represented by the balanced equation: Sn(s) + 2 HF (aq) - SnF2(s) + H2(8) a. Calculate the nu...
6. Given the reaction represented by the balanced equation: Sn(s) + 2 HF (aq) - SnF2(s) + H2(8) a. Calculate the number of grams of SnF2 that can be produced theoretically by mixing 10.00 g of Sn with excess HF. b. If only 11.00 g of SnF, were produced, calculate the percent yield,
Question 8 of 27 > Consider the reaction shown. 4 HCI(g) + O2(8) 2012(g) + 2...
Question 8 of 27 > Consider the reaction shown. 4 HCI(g) + O2(8) 2012(g) + 2 H2O(g) Calculate the number of grams of Cl, formed when 0.115 mol HCl reacts with an excess of o,
1 points Consider the following balanced chemical equation for the single replacement reaction of calcium metal wit...
1 points Consider the following balanced chemical equation for the single replacement reaction of calcium metal with aqueous HCl to form calcium chloride and hydrogen gas Ca(s) + 2HCl(a) -> CaCl(aq) + H2(g) How many ml of 224 M HC are required to react with 105 g of calcium? Enter only the numeric value for your answer (no units)
Consider the balanced chemical reaction: Naz S (s)+2 HCI (aq) 2 NaCl (aq) + H,S (g)...
Consider the balanced chemical reaction: Naz S (s)+2 HCI (aq) 2 NaCl (aq) + H,S (g) Part A Complete the change in moles row of the table below. H2Slg) 2 NaCl(aq) Na2S(s) Change 2 HCl(aq) [Select ] in [Select] [Select [Select] moles (An) Part B [Select The moles of H2S produced are equal to the 2 NaCl (aq) + H2 Na2S (s) +2 HCl (aq) Part A Complete the change in moles row of the table below. 2 HCl(aq) Na2S(s)...
AH, АН, 2. Consider the following three reactions: 2 Al (s) + 6 HCI (aq) +...
AH, АН, 2. Consider the following three reactions: 2 Al (s) + 6 HCI (aq) + 2 AICI, (aq) + 3 H2 (9) Al2O3 (s) + 6 HCI (aq) + 2 AICI, (aq) + 3 H20 (1) 2 H2 (9) + O2(g) + 2 H20 (1) AH Show how these equations must be summed together according to Hess's Law to determine AH for the combustion of aluminum (target equation shown below). Also show clearly how the AH values of each...
Stoichiometry (How are masses of reactants and products related?) Model 1: The Balanced Chemical Equation As...
Stoichiometry (How are masses of reactants and products related?) Model 1: The Balanced Chemical Equation As we saw in ChemActivity 19. a balanced chemical reaction can be interpreted in two ways. First, it can describe how many molecules of reactants are consumed in order to produce a certain number of molecules of products. Second, it can describe how many moles of reactants are consumed in order to produce the indicated number of moles of products. | 3 H2 (9) +...
Determine the number of grams of HCI that can react with 0.750g of Al(OH), according to the following reaction Al(OH)3(s) + 3 HCl(aq) → AICI,(aq) + 3 H20(aq) STARTING AMOUNT ADD FACTOR 3 78.00 1 6.022 * 102 18.02 1.05 1 2.25 0.750 0.117 0.351 9.60 * 10 0.0288 36.46 133.33 g AICI g HCI mol HCI 9 Al(OH)3 g H30 mol H20 mol Al(OH)2 mol AICI mol AICI, GAICIS Determine the number of grams of HCI that can react...
Consider the balanced equation for the reaction of aluminum with hydrochloric acid. 2 Al 6 HCl 2 AICI3 3 H2 Fill in the conversion factors required to calculate the mass of HCl needed to react with 5.00 g of Al. ( D) Imol HCI 20.3g HC (в ) X (A) 5.00 g Al X 26.9815 g Al ( C A Choose... B Choose... C Choose... D Choose...
Consider the balanced equation for the reaction of aluminum with hydrochloric acid. 2...
AICI HO not balanced) 14. Using the equation: HCI + Al(OH). How many grams of AICI, will you make if you start with 234.03 grams of Allow a) What do you have and what do you need b) Write the unbalanced equation c) Balance the equation d) From 234,03 grams, how many moles of Al(OH), do you have? (Convert grams to moles) Molecule: fone molecule) Atomic Breakdown: counting atoms skill) # Moles = 1 Atomic weight of element a tom...
Fill in the Blanks Given this balanced chemical reaction, 4 HCl(g) + O2(g) +2H20(0) + 2 C12(e) AH reaction=-202.4 kJ (give answer in decimal notation, i.e. 234,000) a. How many J (joules) of heat are released when 2.50 moles of HCl react with excess oxygen gas? b. How many moles of HCl are there in 89.3 g of HCl? c. How many kJ of heat are released when 89.3 g of HC react with excess O2? (Enter your answers as...
6. Given the reaction represented by the balanced equation: Sn(s) + 2 HF (aq) - SnF2(s) + H2(8) a. Calculate the number of grams of SnF2 that can be produced theoretically by mixing 10.00 g of Sn with excess HF. b. If only 11.00 g of SnF, were produced, calculate the percent yield,
Question 8 of 27 > Consider the reaction shown. 4 HCI(g) + O2(8) 2012(g) + 2 H2O(g) Calculate the number of grams of Cl, formed when 0.115 mol HCl reacts with an excess of o,
1 points Consider the following balanced chemical equation for the single replacement reaction of calcium metal with aqueous HCl to form calcium chloride and hydrogen gas Ca(s) + 2HCl(a) -> CaCl(aq) + H2(g) How many ml of 224 M HC are required to react with 105 g of calcium? Enter only the numeric value for your answer (no units)
Consider the balanced chemical reaction: Naz S (s)+2 HCI (aq) 2 NaCl (aq) + H,S (g) Part A Complete the change in moles row of the table below. H2Slg) 2 NaCl(aq) Na2S(s) Change 2 HCl(aq) [Select ] in [Select] [Select [Select] moles (An) Part B [Select The moles of H2S produced are equal to the 2 NaCl (aq) + H2 Na2S (s) +2 HCl (aq) Part A Complete the change in moles row of the table below. 2 HCl(aq) Na2S(s)...
AH, АН, 2. Consider the following three reactions: 2 Al (s) + 6 HCI (aq) + 2 AICI, (aq) + 3 H2 (9) Al2O3 (s) + 6 HCI (aq) + 2 AICI, (aq) + 3 H20 (1) 2 H2 (9) + O2(g) + 2 H20 (1) AH Show how these equations must be summed together according to Hess's Law to determine AH for the combustion of aluminum (target equation shown below). Also show clearly how the AH values of each...
Stoichiometry (How are masses of reactants and products related?) Model 1: The Balanced Chemical Equation As we saw in ChemActivity 19. a balanced chemical reaction can be interpreted in two ways. First, it can describe how many molecules of reactants are consumed in order to produce a certain number of molecules of products. Second, it can describe how many moles of reactants are consumed in order to produce the indicated number of moles of products. | 3 H2 (9) +...
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