A student is given the following information about an, unknown solution. Dissociates 100% Feels slippery to the touch' pH 13.5 What is the possible classification of the unknown solution? O Strong Acid OWeak Base OWeak Acid Strong Base

Q: In 40 mL of 0.4 N of K2Cr2O7, No. of equivalents and milliequivalents is

A: Normality is a ratio of the number of gram equivalents to the volume of the solution. Or it is…

Q: In a titration experiment, 10.0 mL of 0.10 M NaOH solution reacted completely with20.0 mL of a…

A: VNaOH =10.0 mL MNaOH = 0.10 M  VHCl = 20.0 mL

Q: [Evaporation] A triple effect evaporator concentrates a 10% caustic soda solution from 10% to 50%…

A: Introduction  Chemical engineers refer to a multiple-effect evaporator as a device for effectively…

Q: Calcium oxide is soluble in water True O False

A: Calcium oxide is soluble in water Given statement is true

Q: An aqueous solution contains 12 % Na2CO3 by weight. Express the composition in mole ratio and mole%.

A: let total mass of aqueous solution=100 g mass of Na2CO3=12 g moles of Na2CO3=mass of Na2CO3molecular…

Q: A vegetable after drying to moisture content of 5% dry basis (weight basis) is to be packaged…

A: Given data: Initial moisture content of vegetable = 5 % dy basis Final moisture content of vegetable…

Q: strong acid Ba(OH)2 weak acid HI strong base Ba(CIO,)2 weak base H,S soluble salt NH3 insoluble salt

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Q: Classify each of the following substances as either a strong or weak acid, strong or weak base, or a…

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Q: Give the properties of Sulfuric Acid

A: Acids are compounds that have H+ ions upon ionization. Their pH will range from 1-7 on the pH scale.…

Q: Addition

A: Identification of an unknown white powder though various tests

Q: 80% RH, specific volume 16.5 Cu-ft of air / lb of dry air. Calculate what is wet bulb temperature,…

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Q: 2. Estimate the permeability of a bed of sand with spherical particles Qp = 0.3 mm and porosity of…

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Q: Determine influent wastewater characteristics for the pesticide industry wastewater from the…

A: Introduction The heavy metals such as arsenic, cadmium, copper, tin, nickel, zinc, and mercury act…

Q: If you perform an extraction operation using a solvent that is insoluble in the original solvent and…

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Q: General reaction of alkane

A: Given that  What is the general reaction of alkane

Q: ) Determine the minimum mass of ethylene glycol (C2H¢O2) that must be dissolved in 14500 g water to…

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Q: Dissolve 2g of table salt in 8 g of distilled water. Calculate the percentage of solvent and solvent

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Q: Estimate the diffusion coefficient for methyl phenyl sulfide in water at 25°C.

A: As per the question given , The temperature of the methyl phenyl sulphide is 25 degc = 298 K We need…

Q: How much water must be added to potato granules containing 13.0% moisture (dry basis) to give a…

A: The moisture in material or food is reported on a wet basis and dry basis. The dry basis water…

Q: Write the dissoiation equation of 2M NaOH?

A: we have to write the dissociation equation of 2M NaOH

Q: Prepare a solution with concentration 12.5 ppm of phosphorus from N23PO4 ۱۰:۲۶ ص۔

A: Concentration of phosphorus in the solution is 12.5 ppm Calculate: Amount of Na3PO4 required to…

Q: The maximum amount of magnesium fluoride that will dissolve in a 0.291 M sodium fluoride solution is

A:

Q: During evaporation of sugar solution, we may obtain __________ as one of the products. A. sugar…

A: This question is based on the evaporation of sugar solution. We will analyze the process on the…

Q: formation of yellow precipitate with iodine in KI *

A:

Q: Why is CO2 frequently a desirable solvent for SFE?

A: The reason for using CO2 as a desirable solvent for the SFE is to be determined.

Q: For Cerium sulphate the sollubility increases with increase in temperature. Select one: O True False

A: The answer is false

Q: how to estimate the amount of free chlorine in a given sample of water? With refernces

A: Excess of free chlorine in drinking water is undesirable as it is not only unpleasent for drinking…

Q: Chlorinated aliphatic solvents are useful for cationic polymerization but cannot be used in anionic…

A: Cationic polymerization is the most common industrial method used  for the synthesis of hydrocarbon…

Q: In solvent extraction, which among the phases below must contain the fewest amount of desired metal…

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Q: In an adsorption process, this is the material which adsorbs the contaminants/unwanted materials in…

A: Asked Material which adsorbs the contaminants or unwanted materials in the original solution is…

Q: 9- has higher crysallinity. O polyethylene O polyvinylchloride O polypropylene

A: The crystallinity strongly affected by the polymer's molecular structure. If the structure is highly…

Q: What is the purpose of adding the filtrated ammonia containing the second group ions

A: Ammonia has molecular formula NH3. It is a compound of nitrogen and hydrogen. It is a stable binary…

Q: Give the composition of a flue gas for incomplete combustion of a gaseous fuel such as ethane.

A: It is required to determine the composition of flue gas for incomplete combustion of ethane. Since…

Q: Aluminum bromide is soluble in cold water. * O True E

A: