how do i find molarity of diluted KMnO4 solution if the molarity of stock KMnO4 is 0.0200M and a 100ml volumetric flask was filled with 5.00ml of KMnO4 and the rest with water?

Q: Solute S has a distribution constant of 6.1 between water (phase 1) and hexane (phase 2). Calculate…

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Q: 63.45 mL of 0.250 M Ba(OH)2 reacts with 0.750 M HNO3 and reaches the endpoint using phenolphthalein…

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Q: How will the following situations affect the final calculation of the molarity of HC2H3O2? A small…

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Q: 19. Consider the solubility curve of KCl at 60°C in 400 grams of H2O to make 350 mL solution. i)…

A: From the solubility curve of KCl, Solubility of KCl at 60o = 45 g per 100 g of water

Q: Solute S has a distribution constant of 3.5 between water (phase 1) and hexane (phase 2). Calculate…

A: Distribution constant, Kd is defined as the ratio of concentration of two different immiscible…

Q: Consider the reaction: 2 NABH4(aq) + H2SO4(aq) - 2 H2(g) + Na2SO4(aq) + B2H6(g) What volume, in mL,…

A: The balanced chemical equation for the given reaction is as follows: 2NaBH4 + H2SO4 →2H2 + Na2SO4 +…

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A: Given data  100 mL of water  300 mL of ether. The distribution constant, KD, 1.77. Calculate q,…

Q: Calculate the molarity (M) of an HCl solution prepared by adding 2.50 mL of 12.0 M HCl (concentrated…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: Pretend that you are conducting this experiment in the laboratory and answer the following…

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Q: A mixture of 2.00 g BaCl2.2H2O (molar mass = 244.2g/mol) and 1.00 g of NazPO4.12H20 (molar mass =…

A: Given that:  Mass of BaCl2.2H2O = 2.00g  Molar mass of BaCl2.2H2O = 244.2g/mol Moles =…

Q: You dissolve 6.31 g of potassium formate in 250 mL of 0.25 M formic acid (HCOOH). This solution was…

A: Given,  Mass of KHCO2 = 6.31 g  Molar mass of KHCO2 = 84.12 g/mol  Molarity of HCOOH = 0.25 M…

Q: A chemist starts with 28mL of a 0.4M NaCl solution and dilutes it to 989mL. What is the Molar…

A: Initial concentration, M1 = 0.4M Initial volume, V1 =  28mL Final concentration, M2 = ? Final…

Q: 8.What volume, in L, of 0.100 M Pb(NO3)2 is required to react completely with 45.6 mL of 0.225 M…

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Q: Solubility Curves of Selected Compounds 150 140 130 120 110 100 NaNO 90 80 70 60 50 NHC KCI 40 Naci…

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Q: Compare the two quantities based on the given condition: An aqueous solution of 0.10 M Al2(SO4)3 at…

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Q: An unknown solution labeled only by its concentration was analyzed. It was labeled to have "1.000 M…

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Q: What volume in mL of 0.300 M NaF would be required to make a 0.0580 M solution of NaF when diluted…

A: Given:M1 = Molarity of NaF stock solution  = 0.300 MM2 = Molarity of NaF diluted solution = 0.0580…

Q: The boiling point of water, H₂O, is 100.000 °C at 1 atmosphere. K₁ (water): = 0.512 °C/m In a…

A: we have to calculate molar mass of the new compound

Q: can volumetry or electrogravimetry be used to measure lead concentrations in water?

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Q: What is the normality of 0.0566 M H3PO4?

A: Given: Molarity of H3PO4=0.0566 M Normality of H3PO4=? H3PO4 is a tribasic acid i.e. it has 3…

Q: NaCl at 50oC

A: Given graph (or curve) gives the relationship between the solubility of the solute in 100 grams of…

Q: What volume of a 4.00 × 10–4 M FeSCN2+ solution would be needed to prepare 40.0 mL of a 7.20 × 10–5…

A: Given Molarity (M1) = 4.00 × 10-4 M Volume ( V1 ) = ?  Molarity (M2) = 7.20× 10-5 M Volume ( V2) =…

Q: A sample of sodium carbonate; Na,CO3 (MW=105.9 g/mole) weighing O.3125 g was dissolved in 40.0ml…

A: Given, The molar mass of Na2CO3 = 105.9 g/mol Mass of Na2CO3 = 0.3125 g Volume of Na2CO3 solution =…

Q: a 3:1 where 3 is AB solution and 1 is B solution, from a 1:9 (AB) solution. e 9 is subtance A and 1…

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Q: Calculate the formal concentration in molarity of a sodium acetate solution prepared by diluting…

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Q: Suppose a 0.025 M aqueous solution of phosphoric acid (H₂PO4) is prepared. Calculate the equilibrium…

A: Given the molarity of phosphoric acid, H3PO4(aq) solution = 0.025 M  H3PO4 is a triprotic weak acid…

Q: In Analytical Chemistry, we are conducting an Absorbance Lab using CuSO4 . 5H2O . In the lab we are…

A: The molarity of the solution is already given. So we don't need to calculate the molecular weight.…

Q: A solution is 0.0420 m KI. What is the molarity of the solution if the density is 1.10 g/mL? MW KI =…

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Q: When 12.49 g of butane (C4H10) reacts with oxygen according to the reaction 2C4H10(g)+1302(g)--> 8CO…

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Q: 100. mL of 0.200 M NH4OH and 100. mL of 0.200 M H2SO4. Fill in the table using solution…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: Calculate the mass of strontium carbonate, SrCO, (147.63 g/mol), capable of dissolving in 500 mL of…

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Q: A sulfuric acid spill occurred on the highway after a truck containing barrels of sulfuric acid…

A: 25.00 mL of ground water is titrated with 0.133 M NaOH solution.Buret Reading…

Q: 7. a) What weight of anhydrous copper(II) sulfate would be required to make 1.5 liters of solution…

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Q: (b) 15.0 mL of 0.319 M Na,S04 and 13.8 mL of 0.200 M KCI Nat M K+ M

A: 1) To calculate the Molarity of all ions, we would first Calculate moles of each compound. Then…

Q: 2- Suppose a 0.031 M aqueous solution of oxalic acid (H2C2O) is prepared. Calculate the equilibrium…

A: Step 1: First IonizationOxalic acid is a diprotic acid.First dissociation of oxalic acid in…

Q: 100 KI 6090 80 70 KNO3 60 50 40 30 20 10 Solute per 100 g of H₂O (g) NHẠCI KCIO3 0 10 20 30 40 50 60…

A: The given graph indicates the solubility of a salt in water at varying temperatures.

Q: ma 12. 3.000 g BaCl₂.H₂O (molar mass=244.263 g/mol) was added to a solution of 100 mL of 0.050 M…

A: The question is based on the concept of solubility product principle.  It that states that when a…

Q: Consider the reaction: 2 NaBH4(aq) + H₂SO4(aq) → 2 H₂(g) + Na₂SO4(aq) + B₂H6(9) What volume, in mL,…

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Q: Solution 2) 50.00mL of a soltuion containing 0.080M sulfuric acid, H2SO4, and 0.20M potassium…

A: Given  Volume of solution 2) is 50.0mL Molarity of KIO3 in the solution is ---- 0.20M What is the…

Q: Chromium(III) chloride forms a hexahydrate, 6 H,O(s). How many grams of CrCl3-6 H,O (s) eded to…

A: 33.31 gram are needed to prepare needed to prepare 250 milliliter of an aqueous solution that is…