What is the purpose of the buffer salts?   The buffer salts serve to make water a better conductor of electricity and to control the pH.    The buffer salts serve to make water a better conductor of electricity.   The buffer salts serve to control the pH.

Q: A compound of molecular formula C5H10O forms a yellow precipitate with 2,4-dinitrophenylhydrazine…

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Q: 2. Provide reagents/conditions to accomplish the following syntheses. Several steps are required in…

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Q: Select the structures that would correspond to substrate 1 and substrate 2 in the following…

A: In this question we have to tell the reactants from we got given product.

Q: Which of the following is the function of atomizer in the emission system of Atomic Absorption…

A: GIVEN:   Which of the following is the function of atomizer in the emission system of Atomic…

Q: पेह कर नाहटेकनांगवम वकढे Choze C००७९८ े ०fकठे न CH2I2 043

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Q: Write and equation for the addition of KI to Ag+(aq) + 2NH3(aq) [Ag(NH3)2]+(aq) In what direction…

A: The equilibrium reaction given is, => Ag+ (aq) + 2 NH3 (aq) ⇔Ag(NH3)2+ (aq)  And KI is added in…

Q: Band theory uses molecular orbital theory to describe the bonding in metals and other solids.…

A: Conductors are substances that are good conductor of heat and electricity. Insulator is material…

Q: 1. Based on the theoretical result, what is the order of reactivity of primary, secondary, and…

A: Since you have asked multiple questions, we will answer the first one for you. To get the remaining…

Q: Question 3 Based on intermolecular forces, which compound has the highest melting point: 12 or Cl?…

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Q: In questions 5-7. consider the following two reactions and the corresponding enthalpy change CH…

A: Recall the given reaction of formation of methanol from methane and oxygen. 2CH4(g) + O2(g)…

Q: Compound Melting point ("C) AHs (kJ/mol) Boiling point ("C) AHp (kJ/mol) HF -83.11 4.577 19.54 25.18…

A: Answer: Entropy is the measure of the system's disorderliness or randomness. In more possible…

Q: 7. Reaction of HBr with (R)-3-methylhexan-3-ol yields (±)-3-bromo-3-methyl- hexane. Explain. OH…

A: Since you have asked multiple questions we will answer the first one for you. To get the remaining…

Q: (b) The reaction (R)-2-chloro-3-methylbutane with KOH shown below, resulted in a mixture of three…

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Q: a Sbaredere iden lify the ketomet वर्विटणेप्वेष कैलने वागवे वाळafl कवनी कर हलागामबबे के किल +मe…

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Q: Classify each of the following reactions as synthesis, decomposition, single displacement, double…

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Q: Which of the molecules below would most likely be least soluble in hexane (C&H14)? :0: :0: A B :O:…

A: The molecules given are,

Q: Exactly 10.5 mL of water at 33.0 °C is added to a hot iron skillet. All of the water is converted to…

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Q: Tritium is a radioactive hydrogen isotope that undergoes beta decay.  a) Write a balanced nuclear…

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Q: Which pair of compounds would be synthetically useful when treated with NaOH? Сно

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Q: Determine ∆S for the phase change of 2.25 moles of water from liquid to solid at 0.0 °C. (∆H = -6.01…

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Q: Between Whatman No. 1 filter and 3% KCI solution, which is more polar?

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Q: How many different primary structures are possible for a four-amino-acid segment of a protein if the…

A: GIVEN:   How many different primary structures are possible for a four-amino-acid segment of a…

Q: If the initial concentrations of the reactants are both 0.500 M, what is the ratio of the rate of…

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Q: A 25.00 mL sample of magnesium hydroxide solution is titrated with 0.00500 M HCl and 2 drops of…

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Q: Write the prochucts of the following reachons. CA) CHy C CH2CH + kOH Br, > (B) CH,cn,a, ČH+ Ro, czm,…

A: This is a multiple subparts questions so i will solved first three subparts and rest of the question…

Q: Select the final product of the following reaction. 1 NAOCH,CH, 2. dil. H,O*, 0°C OCH;CH3 OCH,CH OCH…

A: The given reaction is an example of Claisen condensation where two esters combine in presence of a…

Q: self test: the rate constant of a first order reaction is 3.46*10²s at 298k, what the rate constant…

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Q: If 30.0 g of NaI (MM = 149.89 g/mol) are added to a 500.0 mL volumetric flask, and water is added to…

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Q: 6. How many different types of electronic transitions for absorption by organic compounds? What are…

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Q: which radioactive process would turn Bi-184 to Pb-184?

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Q: O CH3 - CH2- CH2 - CH3 - CH2- CH = CH CH 2 ☺ CH3- CH2 - CH = CH - CH2-CH = CHz-CHz %3D %3D 3 H2 C-…

A: Note : As per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly repost…

Q: PQ-2. What is the equivalent structure for this molecule using a bond-line formula? CH,CH3 CH3…

A: The condensed structure of the molecule given is,

Q: Suppose you completely react 13 mL of 1.0 M NaOH with 0.50 M HCI. Calculate the volume of HCl…

A: Given: Concentration of NaOH = 1.0 M Volume of NaOH solution = 13 mL. Concentration of HCl = 0.50 M…

Q: Et3N Br2 NaOH(aq) + H3PO2 H2SO4 Na tan ot

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Q: Which of the following statements about solution formation is FALSE? O Energy is released when…

A: To identify: The statement that is false regarding solution formation.

Q: Nitrogen and hydrogen can react to make ammonia according to the following equation. N2 +3 H2 2 NH3…

A: ★ Answer : Maximum 1.166 moles of ammonia will be synthesized.

Q: You have 1L of the previous buffer (0.042 mol of NaH, PO, and 0.058 mol of NasHPO), If you add 1.Oml…

A: Answer: In this question we are having a buffer solution of weak acid and its salt with strong base…

Q: For butane, the ∆H° of vaporization is 22.4 kJ/mol and the ∆S° of vaporization is 82.3 J/mol･K. At…

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Q: Explain an enantiomeric excess (ee) of 20% (+). 60% (+) and 40% (-) O 60% (-) and 40% (+) 80% (-)…

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Q: OEt OEt

A: Claisen condensation is condensation reaction between two esters which condense to form keto ester.

Q: 6. How many different types of electronic transitions for absorption by organic compounds? What are…

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Q: How long will it take to plate out 1.0 g Ni from aqueous Ni2+ with a current of 105.9 A? HOW DO WE…

A: Given: Mass of Ni to be plated out = 1.0 g. Current pass = 105.9 A.

Q: Determine the rate order with respect to DER

A: The plot of the rate of reaction with the concentration of DER is given as,

Q: Draw the major product(s) that result from the following reaction. Do not draw inorganic side…

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Q: In a titration of methylamine CH3NH2 (pKb = 3.34) with HNO3, which of the following color indicator…

A: At equivalence point, the weak base, methylamine CH3NH2 is completely converted to the conjugate…

Q: An 8.00 gram sample of the hydrated salt, CoCl2 x XH2O was thermally decomposed into anhydrous…

A: Given: Mass of hydrated salt = 8.00 g. And the mass of anhydrous salt obtained = 4.370 g.

Q: Which is NOT true: - Decay of daughter isotopes of 222Rn that are deposited on dust particles and…

A: Radon having atomic number 86 with a mass number of 222 is a monoatomic radioactive noble gas.

Q: A reaction of 0.066 M of A is heated at 800°C for 2.21 hours. Calculate the half-life of the…

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Q: 18. À mixture of Û.i0Û moi of H2 and 0.132 moi of CO is piaced in a reaction container and allowed…

A: Given equilibrium is  2H2(g) + CO(g) ⇌ CH3OH(g)  Initial moles of H2 = 0.100 mol  Initial moles of…

Q: Write the acid dissociation expression (kb) for the following reaction below: a) NH3 (aq) +…

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