Before performing a titration of vinegar itself, you first had to standardize the solution used to analyze vinegar. State the name (an abbreviation is fine) of the compound used standardize the test solution and explain why that compound was selected for use in standardization.

Q: A chemistry student must write down in her lab notebook the concentration of a solution of sodium…

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Q: the characteristics of the mixtures to be separated and pick a compatible separation technique. How…

A: To separate salt from a mixture of salt ,we have two methods 1 Dissolve  the mixture in the water…

Q: Complete the table below by deciding whether a precipitate forms when aqueous solutions A and B are…

A: Answer:When solutions of two different substances are mixed and formation of precipitate takes place…

Q: A base was standardized according to the procedure described in the lab manual. A 20.00mL sample of…

A: In a titration the equivalence point is one in which the amount of standard solution added is…

Q: Complete and balance each of the following combustion reaction equations. C(s)+O2(g)→C(s)+O2(g)→…

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Q: A student weighs out a 1.75 g sample of NaCl, transfers it to a 250. mL volumetric flask, adds…

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Q: A dictionary definition of homogeneous is “uniform in composition throughout.” River water is a…

A: A dictionary definition of homogeneous is “uniform in composition throughout.” River water is a…

Q: A 11.00 gram sample of Vodka was analysed for its alcohol content. The sample was placed in a300 mL…

A: The volume of 1.00 L is equal to 1000. mL. The number of mole (n) of Cr2O72- is calculated as shown…

Q: KCO3 3. Suppose 36.0246 g of potassium carbonate is dissolved in water to give a final solution…

A: Molarity = Number of mols of solute/Volume of solution in L Number of mols = Mass/Molar mass…

Q: An aqueous solution of sodium nitrate, NaNO3 , is made by dissolving 26.7 grams of sodium nitrate in…

A: Given data, Mass of sodium nitrate = 26.7 g Volume of water = 300mL

Q: 180 mL of a NaOH solution of unknown concentration is titrated against a 1.86 M solution of HCI. It…

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Q: you have a solid mixture that contains lithium bromide and barium carbonate. use the handbook of…

A: There are several methods to separate chemical compounds, including:  Distillation: used to separate…

Q: A student investigated the stoichiometry of the nickel(ii) nitrate sodium sulfide water system using…

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Q: To determine the solubility of a solute in water, a solution must be prepared that is saturated.…

A: The type of solution that is used to determine the solubility of a solute in water is given below.

Q: An analytical chemist weighs out 0.023 g of an unknown monoprotic acid into a 250 mL volumetric…

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Q: The student dissolved 1.056 g of the given powder mixture (barium chloride + magnesium chloride) in…

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Q: Suppose 31.1 g of barium nitrate is dissolved in 200. mL of a 0.60 M aqueous solution of sodium…

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Q: You perform your first titration using your NaOH with a KHP solution. Your KHP solution is made with…

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Q: a) If 42.1 mL of 1.02 M sodium hydroxide, measured using a graduated cylinder, is placed in a beaker…

A: Beaker doesn't exactly measure the volume of any substance. For the measurement of volume one should…

Q: Complete the table below by deciding whether a precipitate forms when aqueous solutions A and B are…

A: Sodium sulfide and iron sulfate react to produce iron sulfide and sodium sulfate by double…

Q: A titration is performed to determine the amount of sulfuric acid, H2SO4, in a 6.66 mL sample taken…

A: Given data,Volume of H2SO4=6.66mLVolume of water=50mLMolarity of NaOH=0.4643MVolume of NaOH=31.52mL

Q: Suppose 17.0g of barium nitrate is dissolved in 100.mL of a 0.70 M aqueous solution of…

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Q: A student was asked to determine the percent mass of sodium nitrate in a mixture of sodium nitrate…

A: Given Data - 1] The mass of the mixture of sodium nitrate (NaNO3) and calcium carbonate (CaCO3) =…

Q: Most analytical machines used in science can either measure absorbance of light, like the…

A: Given: mg/L NO3- Absorbance 0 0 0.1 0.183 0.3 0.542 0.5 0.914 0.7 1.298 1 1.61

Q: Use the lab introduction to answer the following question. When answering this problem, report the…

A: Volume of beverage powder sample mixture = 3.78 L Volume of sample taken for dilution (V1) = 10 mL…

Q: By pipet, 19.00 mL  of a 0.823 M stock solution of potassium permanganate (KMnO4) was transferred to…

A: Solutions comprising a definite solute always follows a generalized expression known as "molarity…

Q: You are asked to conduct an experiment where you will combine hydrochloric acid nd sodium hydroxide…

A: To find the total volume of the solution in the beaker at the end of the experiment, you need to add…

Q: Using CER and your knowledge from data listed above, if the temperature of ethanol solution…

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Q: One way in which the useful metal copper is produced is by dissolving the mineral azurite, which…

A: The balanced reaction taking place is given as, => Fe (s) + CuSO4 (aq) -------> Cu (s) + FeSO4…

Q: If you had to prepare a 0.200 M HCl solution from 17.0 mL of a 2.60 M HCl stock solution, to what…

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Q: An aqueous solution of potassium sulfate, K2SO, is made by dissolving 27.6 grams of potassium…

A: W/V% =( weight of solute/ volume of solution)*100

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A: To find the chloride ion (Cl-) concentration in the resulting solution, we need to calculate the…

Q: A titration is performed to determine the amount of sulfuric acid, H2SO4, in a 7.51 mL sample taken…

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Q: Which concentration unit would be likely to be used for each situation? Making a standard NaOH (aq)…

A: Concentration units which are likely to be used for following given situations:

Q: The density of toluene 1C7H82 is 0.867 g>mL, and the density of thiophene 1C4H4S2 is 1.065…

A: Given: Density of toluene     = 0.867 g/mL Density of thiophene = 1.065 g/mL Mass of thiophene     =…

Q: It can be helpful to clean hard water stains (mainly calcium carbonate ) with household vinegar.…

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Q: - A student performed the titration as in this experiment. He transferred a 2.00 mL sample of the…

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Q: In setting up this experiment, a student noticed that a bubble of air leaked into the graduated…

A: When gas bubbles leaked into the cylinder that shows there is change in the volume of measured…

Q: A 50.0 mL aqueous stock solution of 0.67 M HCl is diluted to a final volume of 188.1 mL. What is the…

A: The volume of stock solution before dilution (Vi) = 50.0 mL The molarity of stock solution before…

Q: The solubility differs from concentration because concentration is amount of solute per volume of…

A: Solution is the homogeneous mixture of two or more substances which consists of two phases solute…

Q: A chemistry student weighs out 0.154 g of sulfurous acid (H, SO,), a diprotic acid, into a 250. mL…

A: Given: mass of sulfurous acid (H2SO3) = 0.154 g Volume of sulfurous acid  solution = 250 mL…

Q: Determine the mass of silver chromate that will dissolve in 1.0-gallon of water. (Note: 1 gal =…

A: solubility product is defined as the product of concentration of ions formed when a sparingly…

Q: A titration is performed to determine the amount of sulfuric acid, H2SO4, in a 7.27 mL sample taken…

A: Acid-base titration: Titration is a method to determine the concentration of unknown acid by using…

Q: Use the solubility generalizations on the information page to predict if one or more precipitates…

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Q: This lab used 6 M HCl that was diluted from a higher concentration.  If your lab instructor asked…

A: • Concentration (C) = No. of molesVolume• No. of moles = Concentration (C) x Volume (V)# If dilution…

Q: When answering this problem, report the answer with the appropriate number of significant figures.…

A: Solution - According to this question - Given - Formula - no of mole = molarity x volume thus, no of…

Q: A solid mixture consists of 32.3 g of KNO3 (potassium nitrate) and 5.7 g of K2SO4 (potassium…

A: Mass of KNO3 = 32.3g  Mass of K2SO4 = 5.7g Mass of water = 130.0g Temperature = 0°C Solubility of…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.