Suppose that 22.65 mL of a 0.02024 M permanganate solution was needed to react with the...
Suppose that 22.65 mL of a 0.02024 M permanganate solution was needed to react with the Fe^2+ in a sample that had a mass of 1.1243 g. What is the mass of the Fe^2+ in the sample and what is the % of Fe^2+ in the sample?
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Suppose that 22.65 mL of a 0.02024 M permanganate solution was
needed to react with the...
Consider the redox titration of Fe2+ with KMnO4 as performed in 3. If 22.65 mL of...
Consider the redox titration of Fe2+ with KMnO4 as performed in 3. If 22.65 mL of a 0.02024 M KMnO4 solution was required to titrate the Fe2+ in an unknown sample that weighed 1.1243 g, what is the %Fe in the unknown?
6. 48.6 mL of a 0.100 M NaOH solution is needed to react with 20.0 mL...
6. 48.6 mL of a 0.100 M NaOH solution is needed to react with 20.0 mL of an unknown concentration of HCl solution. What is the concentration of the HCl solution? 7. A colorless liquid has a composition of 84.1% carbon and 15.9% hydrogen by mass. Determine the empirical formula. Also, assuming the molar mass of this compound is 114.2 g/mol, determine the molecular formula of this compound. 8. What is the concentration of HCl in the final solution when...
A permanganate solution is standardized by titrating it with a 0.1491 M hydrogen peroxide solution. The...
A permanganate solution is standardized by titrating it with a 0.1491 M hydrogen peroxide solution. The balanced net ionic equation for the reaction is: 2MnO4-(aq) + 5H2O2(aq)+6H3O+(aq)2Mn2+(aq) + 5O2(g)+14H2O(l) If 21.22 mL of the 0.1491 M hydrogen peroxide solution is required to react completely with 25.00 mL of the permanganate solution, calculate the concentration of the permanganate solution.
2. Calculate the mass of KHP needed to react completely with 15 mL of a 0.10 M NaOH solution. Consider the reaction...
2. Calculate the mass of KHP needed to react completely with 15 mL of a 0.10 M NaOH solution. Consider the reaction equation to be as shown below, molar mass of KHP is 204.3g/mol 3. Calculate the molarity of a solution of sodium hydroxide if 23.64 mL of this solution is needed to neutralize 0.5632 g of KHP. 4. It is found that 24.68 mL of 0.1165 M NaOH is needed to titrate 0.2931 g of unknown monoprotic acid to...
8. If 45.52 mL of a potassium permanganate solution is needed to titrate 2.145 g of...
8. If 45.52 mL of a potassium permanganate solution is needed to titrate 2.145 g of iron(II) ammonium sulfate hexahydrate, calculate the molarity of the KMnO4 solution
2) If 24.7 mL of 0.250 M NaOH solution are needed to neutralize 19.8 mL of...
2) If 24.7 mL of 0.250 M NaOH solution are needed to neutralize 19.8 mL of H,SO, solution, what is the molarity of the H,SO 2Nadd tuSot Naso2H20 24 NOS 25.0 g of 5.0 % ( by mass ) acetic acid solution are titrated with 0.300 M NaOH. What volume of NaOH will be needed to neutralize this sample? 3)
A 0.495 g sample of iron containing salt required 20.22 mL of 0.0194 M permanganate solution...
A 0.495 g sample of iron containing salt required 20.22 mL of 0.0194 M permanganate solution to reach the endpointof a titration. What is the percent of iron (55.845 g/mol) in the salt? Work shown please
How many mL of 0.265 M KMnO4 solution are needed to react with 4.42 g of...
How many mL of 0.265 M KMnO4 solution are needed to react with 4.42 g of iron (II) sulfate? 2 KMnO4 + 10 FeSO4 + 8 H2SO4 –> 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
For the following reaction, how many mL of 0.200 M NaOH solution are needed to react...
For the following reaction, how many mL of 0.200 M NaOH solution are needed to react with 18.0 mL of a 0.500 M NiCl2 solution? NiCl2(aq) + 2NaOH(aq) - Ni(OH)2(s) + 2NaCl(aq) 180 mL 18.0 mL 45.0 mL 36.0 mL 90.0 mL Question 12 (1 point) What is the final concentration of a solution when 1.00 L of a 4.00 M HNO3 solution is added to water to a final volume of 8.00 L? 0.500 M Desktop inspirati
In an acidic solution, permanganate ion reacts with tin(II) ion to give manganese(II) lon and tin(IV)...
In an acidic solution, permanganate ion reacts with tin(II) ion to give manganese(II) lon and tin(IV) ion. (a) Enter a balanced net ionic equation for the reaction (include physical states in your answer). 2+ 2+ 4+ 2MnO& (aq) + 5Sn (aq)+16H (aq)-2Mn (aq) + 5Sn (ag)+8H O) Save & Close Undo Select Erase Help 7 8 (aq) (g) () (s) 4 5 6 e + E NONE 1 2 C F NR Na Mg Al Si P CI K Ca...
6. 48.6 mL of a 0.100 M NaOH solution is needed to react with 20.0 mL of an unknown concentration of HCl solution. What is the concentration of the HCl solution? 7. A colorless liquid has a composition of 84.1% carbon and 15.9% hydrogen by mass. Determine the empirical formula. Also, assuming the molar mass of this compound is 114.2 g/mol, determine the molecular formula of this compound. 8. What is the concentration of HCl in the final solution when...
2. Calculate the mass of KHP needed to react completely with 15 mL of a 0.10 M NaOH solution. Consider the reaction equation to be as shown below, molar mass of KHP is 204.3g/mol 3. Calculate the molarity of a solution of sodium hydroxide if 23.64 mL of this solution is needed to neutralize 0.5632 g of KHP. 4. It is found that 24.68 mL of 0.1165 M NaOH is needed to titrate 0.2931 g of unknown monoprotic acid to...
8. If 45.52 mL of a potassium permanganate solution is needed to titrate 2.145 g of iron(II) ammonium sulfate hexahydrate, calculate the molarity of the KMnO4 solution
2) If 24.7 mL of 0.250 M NaOH solution are needed to neutralize 19.8 mL of H,SO, solution, what is the molarity of the H,SO 2Nadd tuSot Naso2H20 24 NOS 25.0 g of 5.0 % ( by mass ) acetic acid solution are titrated with 0.300 M NaOH. What volume of NaOH will be needed to neutralize this sample? 3)
For the following reaction, how many mL of 0.200 M NaOH solution are needed to react with 18.0 mL of a 0.500 M NiCl2 solution? NiCl2(aq) + 2NaOH(aq) - Ni(OH)2(s) + 2NaCl(aq) 180 mL 18.0 mL 45.0 mL 36.0 mL 90.0 mL Question 12 (1 point) What is the final concentration of a solution when 1.00 L of a 4.00 M HNO3 solution is added to water to a final volume of 8.00 L? 0.500 M Desktop inspirati
In an acidic solution, permanganate ion reacts with tin(II) ion to give manganese(II) lon and tin(IV) ion. (a) Enter a balanced net ionic equation for the reaction (include physical states in your answer). 2+ 2+ 4+ 2MnO& (aq) + 5Sn (aq)+16H (aq)-2Mn (aq) + 5Sn (ag)+8H O) Save & Close Undo Select Erase Help 7 8 (aq) (g) () (s) 4 5 6 e + E NONE 1 2 C F NR Na Mg Al Si P CI K Ca...
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