a student uses 115 mL of 2.650 M sulfuric acid to dissolve 5.33 grams of solid...
a student uses 115 mL of 2.650 M sulfuric acid to dissolve 5.33 grams of solid aluminum. Identify the limiting reactant and calculate the theoretical yield of H2 in grams. AND if the percent yield was 86.5% what was the actual yield of the product?
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a student uses 115 mL of 2.650 M sulfuric acid to dissolve 5.33
grams of solid...
Heted 15 out of 20 Suppose a student als 42.3 mL of a 0.412 M solution...
Heted 15 out of 20 Suppose a student als 42.3 mL of a 0.412 M solution of SnBr, to 41.3 mL of a 0.121 M solution of Na,s. Identify the limiting reactant. Na,s NaBr SnBr, Sns, Calculate the theoretical yield of Sus, theoretical yield: The student recovers 0.243 g of Sns, Calculate the percent yield of Sns, that the student obtained. percent yield:
A 0.191g piece of solid aluminum reacts with gaseous oxygen from the atmosphere to form solid...
A 0.191g piece of solid aluminum reacts with gaseous oxygen from the atmosphere to form solid aluminum oxide. In the laboratory, a student weighs the mass of the aluminum oxide collected from this reaction as 0.199 g. The 0.191g solid aluminum is the _____. A) percent yield, B) excess reagent, C) limiting reagent, D) actual yield, E) theoretical yield The 0.199g aluminum oxide is the ______. A) actual yield, B) percent yield, C) limiting reagent, D) theoretical yield, E) excess...
A) If 25.0 g of aluminum chloride were mixed with 30.0g of sulfuric acid, what is...
A) If 25.0 g of aluminum chloride were mixed with 30.0g of sulfuric acid, what is the limiting reagent? B) what is the theoretical yield of aluminum sulfate in problem A? C) If 28.46 g of pure aluminum sulfate were obtained, calculate the percent yield.
Question: A student reacts 1ml of acetic acid with 5ml (3.91 grams) of 1-Pentanol. Calculate the...
Question: A student reacts 1ml of acetic acid with 5ml (3.91 grams) of 1-Pentanol. Calculate the percent yield. I think the limiting reagent is acetic acid.. Acetic Acid: 1.0ml ( 1.05g / 1ml ) ( 1 mol / 60.1g ) = 0.0175 mol 1-Pentanol: 5.0ml ( 0.8g / 1ml ) ( 1 mol / 88.15g ) = 0.0443 mol Sulfuric acid: 1 ml ( 1.84g / 1ml ) ( 1 mol / 98.072g ) = 0.0188 mol And for a...
For the following reaction, 6.90 grams of sulfuric acid are mixed with excess calcium hydroxide Assume that the per...
For the following reaction, 6.90 grams of sulfuric acid are mixed with excess calcium hydroxide Assume that the percent yield of calcium sulfate is 70.6%. sulfuric acid (aq) + calcium hydroxide(s) calcium sulfate(s) + water(1) What is the theoretical yield of calcium sulfate ? grams What is the actual yield of calcium sulfate ? grams Submit Answer
1. Precipitation reaction given two reactants containing appropriate cations and anions, predict the product solid...
1. Precipitation reaction given two reactants containing appropriate cations and anions, predict the product solid (precipitate) and the soluble second product. Write a balanced molecular equation, a complete ion ic equation, and/or a net ionic equation for the reaction. a.) MgC12 _NaOH b.) Pb(NO3)2_K2SO4 2. Mg 2 HCI MgCl2 H2. If a chemist uses 20 g Mg and excess HCI, what mass of MgC12 product would form? 3. Mg + 2 HCI MgC12 H2. If a chemist uses 20 g...
For the following reaction, 4.85 grams of sulfuric acid are mixed with excess barium hydroside. The...
For the following reaction, 4.85 grams of sulfuric acid are mixed with excess barium hydroside. The reaction yields 8. 19 grams of barium sulfate. barium hydroxide (aq) + sulfuric acid (aq)barium sulfate (s) + water() What is the theoretical yield of barium sulfate ? What is the percent yield of barium sulfate? grams For the following reaction, 5.28 grams of diphosphorus pentoxide are mixed with excess water. The reaction yields 6.04 grams of phosphoric acid diphosphorus pentoxide (s)+ water()phosphoric acid...
total volume of 500 . mL In the laboratory you dissolve 18.1 g of ammonium phosphate...
total volume of 500 . mL In the laboratory you dissolve 18.1 g of ammonium phosphate in a volumetric flask and add water to What is the molarity of the solution? M How many milliliters of an aqueous solution of 0.137 M calcium chloride is needed to obtain 18.1 grams of the salt? mL You need to make an aqueous solution of 0.232 M aluminum nitrate for an experiment in lab, using a 125 mL volumetric flask. How much solid...
5. Lead will react with hydrochloric acid as follows: + PbCl(s) + H2(g) 2 HCl(aq) +...
5. Lead will react with hydrochloric acid as follows: + PbCl(s) + H2(g) 2 HCl(aq) + Pb(s) a. (10 points) Assign oxidation states to each atom, and identify the oxidizing agent and the reducing agent. b. (10 points) In the lab, a student mixes together 2.76 grams of lead with 1.12 grams hydrochloric acid. Determine the limiting reactant and the theoretical yield of solid lead (II) chloride (in grams).
A 0.241 g piece of solid aluminum reacts with gaseous oxygen from the atmosphere to form...
A 0.241 g piece of solid aluminum reacts with gaseous oxygen from the atmosphere to form solid aluminum oxide. In the laboratory, a student weighs the mass of the aluminum oxide collected from this reaction as 0.204 g. Part 1 The 0.241 g solid aluminum is the __________. --Choose one: A. limiting reagent B. theoretical yield C. percent yield D. excess reagent E. actual yield Part 2 The 0.204 g aluminum oxide is the __________. --Choose one: A. limiting reagent...
Heted 15 out of 20 Suppose a student als 42.3 mL of a 0.412 M solution of SnBr, to 41.3 mL of a 0.121 M solution of Na,s. Identify the limiting reactant. Na,s NaBr SnBr, Sns, Calculate the theoretical yield of Sus, theoretical yield: The student recovers 0.243 g of Sns, Calculate the percent yield of Sns, that the student obtained. percent yield:
For the following reaction, 6.90 grams of sulfuric acid are mixed with excess calcium hydroxide Assume that the percent yield of calcium sulfate is 70.6%. sulfuric acid (aq) + calcium hydroxide(s) calcium sulfate(s) + water(1) What is the theoretical yield of calcium sulfate ? grams What is the actual yield of calcium sulfate ? grams Submit Answer
1. Precipitation reaction given two reactants containing appropriate cations and anions, predict the product solid (precipitate) and the soluble second product. Write a balanced molecular equation, a complete ion ic equation, and/or a net ionic equation for the reaction. a.) MgC12 _NaOH b.) Pb(NO3)2_K2SO4 2. Mg 2 HCI MgCl2 H2. If a chemist uses 20 g Mg and excess HCI, what mass of MgC12 product would form? 3. Mg + 2 HCI MgC12 H2. If a chemist uses 20 g...
For the following reaction, 4.85 grams of sulfuric acid are mixed with excess barium hydroside. The reaction yields 8. 19 grams of barium sulfate. barium hydroxide (aq) + sulfuric acid (aq)barium sulfate (s) + water() What is the theoretical yield of barium sulfate ? What is the percent yield of barium sulfate? grams For the following reaction, 5.28 grams of diphosphorus pentoxide are mixed with excess water. The reaction yields 6.04 grams of phosphoric acid diphosphorus pentoxide (s)+ water()phosphoric acid...
total volume of 500 . mL In the laboratory you dissolve 18.1 g of ammonium phosphate in a volumetric flask and add water to What is the molarity of the solution? M How many milliliters of an aqueous solution of 0.137 M calcium chloride is needed to obtain 18.1 grams of the salt? mL You need to make an aqueous solution of 0.232 M aluminum nitrate for an experiment in lab, using a 125 mL volumetric flask. How much solid...
5. Lead will react with hydrochloric acid as follows: + PbCl(s) + H2(g) 2 HCl(aq) + Pb(s) a. (10 points) Assign oxidation states to each atom, and identify the oxidizing agent and the reducing agent. b. (10 points) In the lab, a student mixes together 2.76 grams of lead with 1.12 grams hydrochloric acid. Determine the limiting reactant and the theoretical yield of solid lead (II) chloride (in grams).
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