A hydrocarbon (Alkene) is used as a monomer to prepare a chain- growth polymer with molecular weight of 42000 g/gmole. If the degree of polymerization is 1000, :the polymer type is Polypropylene Polystyrene O High density polyethylene Low density polyethylene

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: Which solid has the highest melting point? Why? Ar(s), CCl,(s), LICI(s), CH;OH(s)

A: The compound that have highest melting point is to be chosen with reason.

Q: The rate of effusion of CO2 gas through a porous barrier is observed to be 8.13 x 10 mol/h. mol/h…

A: The rate of effusion of CO2 gas through a porous barrier r = 8.13 × 10-4mol/hr Molecular weight of…

Q: standardization of kmno4 and the determination of ferrous sulfate

A: KMnO4 in the burette is of unknown concentration Ferrous iron 0.1M to be pipette. Indicator is as…

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

A:

Q: What is the hybridization of the carbon atoms in ethyne, H-C=C-H? a) sp b) sp? c) sp d) sp’d A…

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Q: assume that each crosslink produced by vulcanisation of polyisoprene contains an average of 2…

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Q: 6) 7) The region between two grains having different crystallographic orientation is known as----.…

A: 6) Hexagonal close packing and cubical close packing are two closed packed lattice.cobalt and…

Q: Determine the oxidation number of the Chromium (Cr) in an unknown salt if electrolysis of a molten…

A: Current, I = 15 A Time, t = 3 hrs = 180 min = 10800 s Quantity of electricity, Q = I × t = (15 A) ×…

Q: 4. Which of the following decreases polymer strength? a. Increasing degree of crystallinity b.…

A: (A) not the correct option because the crystallinity of the polymer increases strength, because in…

Q: The hydronium ion, H3O+, forms when acids are dissolved in water. Predict the electron-pair geometry…

A: To determine the electron pair geometry and molecular structures of cation the following procedure…

Q: A radioactive element in the halogen group is

A: In the given problem, the radioactive element of halogen group is to be identified.

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

A:

Q: Figure 1b shows the chemical structure of a tetrafluroethylene molecule and Table 1b gives the…

A: Monomer = tetrafluoroethylene Molecular weight range, number fraction, and weight fraction of a…

Q: QUESTION 2 What was the solvent used in preparation of the sample stock solution? O Any solvent that…

A: Its answer should be any solvent that fully dissolves the sample because sample stock solutions are…

Q: 7. Complete the table. The polymer for each example is drawn and labeled below the table. (1 A each)…

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

A:

Q: Single bonded alkanes react by which method? a) addition b) synthesis c) replacement     d)…

A: The method of reaction of single-bonded alkanes is to be mentioned.

Q: A hydrocarbon (Alkene) is used as a monomer to prepare a chain-growth polymer with molecular weight…

A: Alkene is used as monomer Molecular weight of polymer of (Mn) = 104000g/gmole Degree of…

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: 11. Calculate the 20 diffraction angle for the (311) plane in platinum. The incident x-ray beam has…

A: Here is the step-by-step explanationStep 1:  The lattice constant (a) for platinum:The lattice…

Q: formation of white precipitate with sodium bisulfite. *

A:

Q: :- A:- When the polymerization of polystyrene with polybutadiene result crystalline melt temperature…

A:

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: 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: The polymer that is used to make 2-L soda bottles[poly(ethylene terephthalate)] has a repeat unit…

A: Given: The molar mass of the polymer is Mpolymer=2.30×104 g/mol  The polymer used to make 2 L soda…

Q: The physical and chemical characteristics listed below are some of those that enable separation of…

A: The technical term used to carry out the process of separation of mixtures in chemical industries is…

Q: Give the three types of ethylene glycol

A: Types of ethylene glycol: 1) Diethylene glycol (DEG) 2) Triethylene glycol (TEG) 3) Polyethylene…

Q: A single crystal of polyethylene (PE) weighing 9.6 mg is found to have an enthalpy of melting of…

A: Enthalpy of melting=2.65J Weight of single crystal=9.6mg To find: Percentage crystallinity of…

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: Calculate the mass percentage of carbon and hydrogen in propane (C3Hs).

A: Let the mass of carbon in propane (C3H8) be mC and that of hydrogen by mH.   The molecular mass of…

Q: A niobium alloy is produced by introducting tungsten substitutional atoms into the BCC…

A: An alloy is a mixture of metals or a metal combined with one or more elements. This helps in…

Q: Based on the example given, suggest the mechanism of crystallization.

A: Crystallization is a technique for separating and purifying products that has commonly been used in…