Unknown Number: Molarity of KMNO4 Solution: O.127M Trial 4* Trial 2 Trial 3 Trial 1 Weight of Oxalate Unknown 0.76lg 0. 7439 0.7529 Starting Buret Reading: 0.0mL0.OmL 0.0mL Ending Buret Reading: 15.6 mL l15-3 mL IS.4 mL mL of Titrant Used: 15.6mL 15.3 mL l 15.4mL mmole of 1.98mmoll.94 mmole 1.96 mmol MnO4: mmole of C207: 8.64mmol844mm 54 mmol Weight of NazC204 in Unknown: T-13 NasC;0. in .160g T131 q 1.144 Percent NazC2O4 in Unknown:

Q: Hi, How many mL of 0.115 N KOH would be required to react with a 1.150 gram sample of acid…

A: The normality of the solution can be expressed as:

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Q: If a chemical reaction produces a mixture of 80% R and 20% S, what is the % ee?

A:

Q: a sample of calcium carbonate requires 22.50mL of 1.25MHCl to neutralize it , how many grams of…

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Q: How many moles of thiocyanate ion are there in 2.0 ml of 0.00400 M KSCN

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A: Electrolytes - These are the salts or molecules that completely ionize in a solution. This results…

Q: How many moles are in 78.9g of HCl?

A:

Q: Arrange the following in increasing order of acid strength. Rationalize your answer.

A: - I and - R effect increase acid strength. + I and + R effect decreases acid strength.

Q: Calculate the molarity of 159.5g of H2SO4 in 1.360L

A:

Q: Balance the following chemical equation (if necessary): NaOH(aq) + H,SO,(aq) → H̟O() + Na sO̟(aq)

A:

Q: How many moles of NaOH are in 23.56mL of 0.1010M NaOH?

A: Molarity is one of the concentration term which is used to define the concentration of a solute in a…

Q: None

A: The reaction between NaHCO3 and HCl is given by the equationNaHCO3​+HCl→NaCl+CO2​+H2​O From…

Q: What is the mass (g) of the solute for the following: (a) 15.6 ml of 0.155m NaOH

A:

Q: I am trying to find the % salt( x value) using information from the picture with table one on it. If…

A:

Q: eh öf the following would be a non-electrolyte O HCI КОН O H2SO4 O C6H1206

A: The question is based on the concept of electrolytes. there are two types of electrolyte;  strong…

Q: Hydrate Find  the % of water for Na2SO4            7H2O

A: To find out the percentage of water present in Na2SO4·7H2O.

Q: 32. How many moles of NaOH are in 23.56mL of 0.1010M NaOH?

A:

Q: which solution contains the fewest moles of sodium ions

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Q: What is the total number of moles of ions in 0.150L of 0.391M Na2SO4?

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Q: the unknown mixture is heated and the NaHCO3 decomposes, what happens to the NaCl and how does that…

A: The answer is as follows:

Q: Calculate the pHpH of each of the following given the molar hydrogen ion concentration. Peas,…

A:

Q: What is the concentration bog a solution made with 0.185 moles of KOH in 400.0 mL of solution?

A:

Q: How many moles of CH3OH are there in 62.9 mL of 0.400 M CH3OH?

A: Introduction to stoichiometric analysis.

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Q: Sandra wanted to prepare a 10M solution of koolaid but she only had 5 moles on solute. How many…

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Q: What is the molar mass of ascorbic acid, C6H8O6?   Question 18 options:

A: Molar mass of a molecule is equal to the sum of molar masses of all the constituent atoms.

Q: If 2.25 mol of HCl is reacted with excess Gallium, according to the following equation, : 2Ga + 6HCl…

A: The balanced reaction taking place is given as, => 2 Ga + 6 HCl -------> 2 GaCl3 + 3 H2

Q: Calculate the number of moles of sodium hydroxide in a solution that contains 16 g NaOH in 320 mL…

A: Mole is equal to weight of substance divide by it's molar mass.                               Molar…

Q: 1. Fill in the blanks with the major organic product or starting material(s) 1) Et,O (or THF) 2)…

A:

Q: What is the percent water in MgSO4•7H2O?

A: We know that, From periodic table: Molar Mass of  Mg, =24.3g Molar Mass of  S=32g Molar Mass of…

Q: Is the compound CrBr2(s) as a strong, weak, or nonelectrolyte upon dissolving in water.

A:

Q: - rings ar

A:

Q: How many moles of solute particles are present in 1 L (exact) of aqueous 0.076 M HNO3? Answer in…

A: Given, Volume of solution = 1L. Molarity of HNO3 = 0.076M.

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Q: Examine the following balanced equations and identify the mole-to-mole ratios

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