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: Explain why salicylic acid acetylated (why acetyl group added)

A: Preparation of salicylic acid can be done using phenol and NaOH under reaction conditions such as…

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: 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: To generate a test aerosol, a suspension of polystyrene spheres in water is aerosolized as…

A: Aerosol has air content so the time expression has gas constant. The water density, viscosity, and…

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: mmary of adsporti

A: Adsorption is linkage of atoms, molecules and ions from gases, liquid to the surface. Adsorption…

Q: Addition

A: Identification of an unknown white powder though various tests

Q: The molar solubility of lead chloride in a water solution is М.

A:

Q: Calculate the diffusion coefficient of naphthalene in air at 25C and 1 bar.

A: The speed at which one substance will diffuse through another is determined by its diffusion…

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

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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: Which among the following statements is FALSE for crystallization processes? a. The dissolution of…

A: (a) The dissolution of common minerals releases heat, causing the solvent to cool. So, option (a) is…

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: Select correct name of the polymerization process which has the following properties? - The…

A: polymerization is a technique by using which one can create a giant molecule. 'Poly' means many and…

Q: After the addition of 24 g of ethanol (C2H5OH) to 1 kg of water, the freezing point of the solution…

A: Cryoscopic constant is defined as the depression in freezing point when one mole of solute is…

Q: The following is Pxy diagrams for the four systems at T = 25°C: A) Benzene-Formaldehyde, B)…

A:

Q: Using the rule of mixtures, calculate the density of polypropylene containing 30 vol% talc filler.…

A: The rule of the mixtures is a simple empirical formula that is used to estimate or measure the…

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: 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: When a binary feed is contacted with a solvent to form two equilibriumliquid phases, which is the…

A: Extract and the raffinate are to be mentioned for an extraction process with 2 phases consisting of…

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: We use PE bags as containers for wet food because the plastic repels ions and water but grease, fats…

A: Polyethylene (PE) is a simple structure polymer that is produced by the polymerization of ethylene.…

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: specific surface area of an activated sample.

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Q: Classify the following compounds as to what organic group it belongs. Choices: alkane, alkene,…

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

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Q: How long will it take to deposit 1.5 g of Cu on a metal when a current of 5A is applied to a CuSO4…

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Q: Calculate the % by weight of a salt solution having a 250 g of salt dissolved in 1750 g of water.

A: Let us see what data are given: Weight of the solute (salt) = 250 g Weight of the solvent (water) =…

Q: With a PC, find the wet bulb temperature and the specific enthalpy of air with an absolute humidity…

A: Given that, Absolute humidity = 0.015 kg water vaporkg dry air Dry bulb temperature = 39oC It is…

Q: A solution in which 17 g of silver nitrate is dissolved reacts with sodium chloride solution. How…

A: Mass of Silver Nitrate(AgNO3)=17g Silver Nitrate reacts with Sodium Chloride to produce Silver…

Q: For sodium fluoride, NaF a. How many grams are in 4.5 moles? b. How many molecules?

A: Provided Data: molecule: NaF n=4.5 moles