Ascorbic acid has a pKa value of 4.10. What is the value of Ka? VZ

Q: A gaseous mixture contains 18% oxygen, and 78% nitrogen and the remaining is that of an unknown gas.…

A: Given, 18% O2,78% N2

Q: According to the following reaction: 2HCI (аq + Ba(ОН) (аф) BaClh (aq) + 2H20 (1) What would you…

A: Given the balanced chemical reaction between hydrochloric acid and barium hydroxide to form barium…

Q: 1) Water / n-Butanol Separation. A saturated liquid feed of 1000 mol/hr containing 38 mole % water…

A: Note-Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question…

Q: A mixture is 20.00 mole% methyl alcohol, 50.0 mole% methyl acetate, and 30.0 mole% acetic acid.…

A: Given, The mole% of methyl alcohol is 20% The mole% of methyl acetate is 50% The mole% of acetate…

Q: If 1.00 g of a mixture of AgCl and AgBr contain 0.6635 g of Ag, what is the percentage of bromine?

A: Total amount of the mixture of AgCl and AgBr =1 g Total amount of Ag in the 1 g mixture of AgCl and…

Q: 10. The molecule responsible for the scent of roses is benzophenone. This molecule has the molecul…

A: we can calculate mole  by relation     mole = Given mass/molecular mass…

Q: The system(s) Raoult's Law is inapplicable for is/are? O c O C and D O B A and B O A

A: Explanation: Raoult's is applicable to ideal solution. Azeotrope are real solution which shows…

Q: Alcohol-water mixtures (MeOH-water) Do the numbers on the x-axis refer to mole fraction of methanol…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: cid that will remain from a water solution of benzoic acid if

A: 13) Benzoic acid 9 times more soluble in chloroform than in water   y = 9x  If 1mole of benzoic acid…

Q: How much HNO, can be formed in the following reaction if 3.6 kg of NO, gas is bubbled through 2.5 kg…

A: According to the given stoichiometry: 3 NO2 + H2O -------> 2 HNO3 + NO Thus, 3 moles of NO2 react…

Q: A mixture of 96% ethyl alcohol + 4% water by weight creates an azeotropic mixture. It is not…

A: Basis: 100 kg of pure alcohol produced Refer to the below diagram for the given information about…

Q: gasoline contains primarily of 35% octane, 15% benzene, 7% propane, 12% ethylene, 18% butane and 13%…

A: Given that, The mass composition of Gasoline: Octane C8H18 : 35% Benzene C6H6 : 15% Propane C3H8 :…

Q: Consider the following reaction where K. = 1.80×10-2 at 698 K. 2HI(g) H2(g) + I2(g)

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Q: 1. If water vapor is in equilibrium with liquid water, must the vapor be saturated? Can a vapor be…

A: Hello Subscriber! There are multiple questions posted. As per our policy, we have solved the first…

Q: QUESTION 4 What is the mole fraction of oxygen Xo2 in a mixture containing 2g of hydrogen and 16g of…

A:

Q: why does Xm also decreases with Ym upon an increase in temperature. Please explain

A: The temperature mole fraction phase diagram is obtained at constant pressure. On the x-axis, the…

Q: is the chemical name of brick – red precipitate formed in Fehling's test. *

A: given _ is the chemical name of brick- red pricipiate formed in fehling's test.

Q: The system closest to following Raoult's Law is? C and D O A O B A'and B SUBMIT ANSWER

A: Explanation: Raoult's is applicable for ideal system. In figure C and D minimum and maximum boiling…

Q: stoichiometric air can be considered as 21% oxygen and 79% nitrogen which means that 1molO2 :…

A: Given Old condition Air=21% oxygen + 79% nitrogen (O2/N2=1/3.76,mole ratio) MWair=28.85 g/mol New…

Q: Use the balanced chemical reaction and corresponding reaction map to determine how many grams of H₂O…

A: The amount of water required to react with the given mass of Ca(CN)2 is to be determined.

Q: ) Silanone (SİH2O) and silanol (SIH3OH) are species believed to be important in the oxidation of…

A: (a) Write the reaction as follows: SiH4 + 12O2  →  SiH3OH   One mole of SiH4 reacts with 1/2 mole of…

Q: In 25°C 1 atm, there is a reaction of hydrogen and oxygen. If there is a formation of 1mole of…

A:

Q: Below are the choices for every item. Answer it correctly. G. A compound of Phosphorus that smells…

A: G. "Phosphine"  is a compound of phosphorus that smell as rotting fish.

Q: Question 3 Identify the false statement. O In its elemental state, chlorine is a diatomic element. O…

A: Statement-1 Atomicity is the total number of atoms present in a molecule of any element. Since,…

Q: 4. An aqueous solution of ferric hydroxide has a specific gravity of 1.25 and a weight fraction of…

A:

Q: Consider a system in which the following reaction occurs CH4 + H20 → CO+ 3H2 CH4 +2H20→ CO2+ 4H2…

A:

Q: 1. Grinch collects all the Holiday smells. If he steals 0.02atm of fresh pine scent, 0.53atm of…

A: Given, pressure of fresh pine scent, p1 = 0.02 atm pressure of baking cookies, p2 = 0.53 atm…

Q: Amount of benzene in Still pot: ABW=W·xwABW=200 mol  how did this become 200 when 300 mol of…

A: You are mixing Component balance to overall balance.  Given:  process is run until 50 mol% of the…

Q: The pka of propanoic acid is 4.88. Describe what the relative concentrations of propanoic acid (the…

A: Write the Henderson-Hassel Balch equation as follows: pH = pKa+logconjugate baseacid     ......1…

Q: A saturated liquid feed of 1000 mol/hr containing 38 mole % water is to be fractionated at…

A: As per guidelines, we can only solve the first three parts of the question. Please repost the other…

Q: A mixture is 10.0 mole% ethyl alcohol, 75.0 mole% ethyl acetate, and 15.0 mole% acetic acid.…

A: We know that, Molecular weight of ethyl alcohol = 46 g/mol Molecular weight of ethyl acetate = 88.11…

Q: alculate the average atomic mass of Ga. Naturally occurring Ga is composed of 60.0% 69Ga, that has…

A: Given that x1 =0.6M1 =68.911 amu x2 =0.4M2=70.931

Q: Determination of the dissociation constant, Ka of CH:COOH Given: [CH3COQHI= 0.01 M Table 2. ICE…

A: Write the reaction for the ionization of CH3COOH as follows: CH3COOH → H+ + CH3COO-   Given,…

Q: Shown below are the reformer reactions for a Midrex operation:

A:

Q: (b) The number of atoms of oxygen in a 0.01800-g sample of O3(g) is equal to the number of molecules…

A: Mass of sample O3 = 0.018 g  Mass of CxH6 = 0.06085 g  Atomic mass of oxygen = 15.99 g/atoms Number…

Q: You mixed 300kgs of Urea, 300 kgs of Ammophos, and 300 kgs of Complete. What is the resulting…

A: To find the resulting fertilizer grade after mixing 300 kgs of Urea, 300kgs Ammophos, 300 kgs…

Q: Calculate the equilibrium composition for the reaction when the ratio of H2+1/2 O2 H2O  the number…

A:

Q: You have a gas with 40%N2,30%CO2 and 30% CH4. Calculate the aversge molecular weight of the gas.…

A:

Q: Consider the following unbalanced equation. Ca3(PO 4)2(s) + H2SO4(aq) - > CaSO4(s) + H3PO4(aq) What…

A:

Q: 2. An automobile antifreeze mixture is made by mixing equal volumes of ethylene glycol (SG= 1.114;…

A: (2)   Note: Since we are entitled to answer only 3 subparts, we’ll answer the first three as no…

Q: We desire to produce two ethyl alcohol-water mixtures each containing 90% and 50% alcohol by mole…

A: