QUESTION 5 Which type of fibers result in a more isotropic composite? O Only long aligned fibers O Only short aligned fibers O Randomly-oriented fibers O Any aligned fiber OL ESTA A

Q: 6. Explain the following acid trends. a. CH3CH2CBR2COOH is a stronger acid than CH3CH2CH2COOH b. H20…

A: ->If conjugate base is more stable then that specie is more acidic. ->If any specie donate…

Q: Determine the root mean square velocity of He atoms at 25.0 ºC in meters per second (m/s) and meters…

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Q: Which process is not reversible? O melting wax dissolving sugar in water O burning butane in a…

A: Reaction would not be reversible if it is not turn back by any process 1. Melting of wax is a…

Q: It is the gas formed when carboxylic acid is added to a sodium bicarbonate solution.*

A: Detail description is given below

Q: How will an increase in temperature affect the solubility of Al(OH)3. Remember the dissolving of…

A: The effect of temperature on any reaction depends on whether the reaction is endothermic or…

Q: choose the correct reagent

A: In this question, we will see the reaction sequence for this conversion. So that, we can find the…

Q: Higher coefficient of thermal expansion: High purity fused silica _ Pyrex glass (borosilicate)

A: Coefficient of Thermal Expansion of high purity fused silica = 0.64×10-⁶/℃

Q: Practice Exercise Which of the following couples are buffer systems? (a) KF/HF, (b) КBr/НBr, (с)…

A: Buffer solution are those which doesnot change its pH by addition of small amount of acid , base or…

Q: → NOCI(g), given the 7. Determine Kc at 298 K for the reaction 2 N2(g)+ ½ O2(g) + ½ Cl2(g) following…

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Q: How do you calculate the equilibrium concentrations of each species at equilibrium?

A: Given : x= 0.197 M

Q: What is the difference between a rock and a mineral? 2. Why can the minerals in a rock be a clue…

A: Rock : A rock is an inorganic solid that has formed naturally and has no chemical composition or…

Q: Describe how to calculate the ocean concentration of CO3 2 - using the data collected from 2015. You…

A: The given reaction is ., HCO3-    <===>    H+ + CO32- The reaction constant for the reaction…

Q: ncentration of 3 X 10 M. Find the time required to convert 70% of substrate when Vmax = 2.167 M/min.…

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Q: Draw structures (these may be either skeletal or displayed formulae) for the following molecules:…

A: (a) 2-methylbutanal-     Longest carbon atom chain should have 4 carbon (but-) and Methyl is…

Q: Chemistry Among 5 different species (VO,", Vo, v*, v²*, v), how many are stable in water under…

A: Oxidation means loss of electrons and reduction means gain of electrons.

Q: 6. Determine the values of K. that correspond to the following values of Kp a) SO2C1,(g) b) 2NO2(g)…

A: Kp for the different reaction is given and Kc is determined by the reaction:  Kp = Kc(RT)∆ng

Q: present

A: We know that, the test for glucose in pathological urine is kind of screening test for diabetes. The…

Q: I think the Balanced Equation is wrong. Kindly recheck

A: Cl2 (g) +  F2 (g)  à  ClF3 (g)

Q: volume of 0.250 mol/L solution that can be made from 31.0 g of C2H2O4 • 2H2O(s)

A:

Q: Practice Exercise What is the pH of a solution containing 0.30 M HCOOH and 0.52 M HCOOK? Compare…

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Q: 7 Show the polarity on each halogenoalkane / alkyl halide. Show and name the mechanism of how the…

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Q: c) the following are the active ingredients of some of over the counter pain relievers (analyzed by…

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Q: The mass of a Mn-56 atom is 55.9389 amu. Calculate the mass defect for Mn-56 in amu. amu Calculate…

A: Given :-  Mass of 56Mn  = M = 55.9389 amu  ---------------------------------------------

Q: Draw a mechanism of a reversible reaction of acetophenone and strong acid (H-A) to form a protonated…

A: The structure of acetophenone is given by The protonation of acetophenone in the presence of a…

Q: エ

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Q: Why is acetone present in pathological urine? What does the presence of acetone indicate?

A: Acetone: It is a organic compound volatile in nature and is used as industrial solvent because of…

Q: PROBLEM 4: In the titration of 100 ml of weak acid, 27.63ml of 0.09381M of NAOH was needed to reach…

A: We are given 100 mL of a monoprotic weak acid, HA of unknown concentration "C" M. Volume of 0.09381…

Q: Mas NaC 39 3. 100 ml. of water is already in the calorimeter. Use the denity of water at 25'C0.997…

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Q: what bond angle is predictedfor a trigonal planner molecule? which molecules were trigonal planar?…

A: The sp2 hybridized orbitals have a bond angle of 120° and shape associated with is hybridization is…

Q: Now, illustrate the various bond combinations each element can form. Refer to Carbon for the…

A: Given table is :

Q: Give a clear explanation handwritten answer...with detailed answer

A:

Q: stable carbocation than but-2-ene. - When 1-methylcyclopentene undergoes an addition reaction with…

A: These are basically carbocation rearrangement  and carbocation which has high no of alpha hydrogen…

Q: How many grams of NaOH are there in 500.0 mL of a 0.175 M NaOH solution? (Molar Mass of NaOH = 40.00…

A:

Q: 1. Determine the amount of heat abs orbed when 35.77 grams of O2 are produced according to the…

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Q: How many liters are required to obtain 0.182 moles of NaNO3 from a 0.824 M NaNO3 solution ?

A: Molarity is defined as number of moles of solute divide by volume of solution

Q: 12. Consider the electrochemical cell depicted below. Voltmeter NaC Ca(s) Al (s) Al(NO,), (aq)…

A: Given cell diagram is :

Q: Complete the following reactions with Potassium permanganate: Propane 1-butene

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Q: 6. Determine the values of Kc that correspond to the following values of Kp a) SO2C12(g) + S02(g) +…

A: The relationship between Kp and Kc for the equilibrium reaction is: Kp=KcRT∆n ......(1) Here, R is…

Q: What is the correct IUPAC nomenclature of the product when 4-Methyl-1-cyclohexene/…

A: In this question we have to tell the IUPAC name of the product of the reaction.

Q: Draw Fischer projection of the mirror image (enantiomer) D-robose c. Are these molecules…

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Q: जाणड केमव्s चhe इassंकाiर Paनoकटळ ०नी वेकोठ कm०teeutie tn लnss ExPकलवनी०क ०

A: In biochemistry, a protomer is defined as a structural unit of an oligomeric protein. It is the…

Q: CE264 students prepared 55g of cement and 50mL of kerosene. They put the kerosene inside the le…

A: Here we are required to find the specific gravity of Cement

Q: Concentration of Solution and Its Methods of Analysis Solve the following problems with correct…

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Q: Which of the unstable nuclides below will not result in beta emission during radioactive decay?…

A: The stability of a nucleus depends on the number of protons and the neutron/proton ratio. For the…

Q: An adsorption is: Select one: a. not spontaneous process b. endothermic process O c. dynamic process…

A: Given,  An adsorption is ?  Options are : a). not spontaneous process  b). endothermic process  c).…

Q: A buffer solution of HCN/NaCN has a pH = 10. Knowing that this solution contains a concentration of…

A: First we would Calculate Concentration of NaCN using Henderson Hasselbalch equation and given pH,…

Q: These organic compounds in lipids are O polar molecules O non polar molecules eating a diet rich in…

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Q: What is the osmotic pressure at 25°C when 74.5 mL of a solution containing 5.25 grams of electrolyte…

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Q: How is the geometry of a molecule defined and why the study of molecular geometry important?

A: *  The geometry of a molecule is the three-dimensional arrangement of the atoms that constitute a…

Q: The oxidation of nitrogen oxide produces nitrogen dioxide, as shown below: 2NO (g) + O2 (g) → 2NO2…

A: