A sample containing 3.05 moles of He (1 bar, 359 K ) is mixed with 2.50 mol of Ne (1 bar, 359 K ) and 1.65 mol of Ar (1 bar, 359 K ). Calculate ΔGmix Calculate ΔSmix

Q: What volume in L of a 0.724 M Nal solution contains 0.405 mol of Nal ?

A: Here given molarity of NaI solution = 0.724 M                  Mole of NaI =0.405 We have to…

Q: Rank the following carbocations by relative stability H. I I || III IV H || IV <

A: Carbocation has a positive charge carbon atom which has only 6 electron in its outer valency shell…

Q: What is the fundamental difference between a mixture of elements and a compound? elements in a…

A: An element is made up of same kind of atoms whereas a compound can be formed of two or more kind of…

Q: Organotin compounds play a significant role in diverse industrial applications. They have been used…

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Q: A 1.80 M solution of an unknown acid has a pH of 1.22. What is the Ka? Your Answer: Answer

A: For a weak acid the relationship between dissociation constant and concentration of H+ ions is  [H+]…

Q: 6. C,H,CIO 0.94 0.46 wilde N 3.12 HDI =

A: The molecular formula of the organic compound is C5H9ClO.

Q: 5. A piece of metal weighing 59.047 g was heated to 100.0 °C and then put it into 100.0 mL of water…

A: Mass of metal =59.047 g Mass of water = 100g ( density of water is1g/ml)

Q: 3.1 Ha Ha CI CI- Hc Hb 'Draw a splitting diagram for the Hb proton if Jbc = 10 Hz and Jba = 5 Hz.

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Q: 2 HO ill Br Br- CI- CH3 H H -H CH3 S-3-bromo-2- methylbutane

A: Basic rules for IUPAC nomenclature: 1) Select longest chain of carbon atoms.  2) Start numbering…

Q: A particular beer is 6.50 % ethanol by volume (C₂H5O). If a single bottle of beer contains 750.0 mL…

A: Density = Mass/Volume  Moles = Mass/Molar mass

Q: In the absence of H-bonding, what would you predict the boiling point of HF to be (in °C; provide…

A: A question based intermolecular forces that is to be accomplished.

Q: 1. Two types of isomerism are possible for the six-coordinate complex Cr(NO2)3.6H2O. Identify all…

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Q: Calcium-45 has a half-life of 162.61 days. If 4 mg of this isotope remains after 300 days, what is…

A: Radioactive decay follows first-order kinetics. The half-life of the first-order reaction does not…

Q: Mass number 238 236 3883===*** 234 232 230 228 226 224 222 220 218 216 214 212 210 208 206 204 Part…

A: Given, Decay series of Uranium 238

Q: Br Based on the intermediate shown below, predict the preferred regiochemistry of this reaction. H₂O…

A: Organic compounds are the compounds that contain carbon and hydrogen atoms. We have been given two…

Q: Draw only the MAJOR product for each of the following reactions: Br₂ 80° C H₂O+ 0° C

A: -&gt; Conjugated Diene has nucleophilic character hence it can give electrophilic addition reaction.…

Q: Draw one of the two enantiomers of the major product from this reaction. Use wedge and dash bonds to…

A: Given : structure of reactant. Tip : anti addition of cl and oh will take place.

Q: Name two types of line sources that are commonly used in atomic absorption spectroscopy. Suggest two…

A: In atomic absorption spectroscopy, the concentration or the amount of elements are measured. In this…

Q: A 0.693 g0.693 g sample of a metal, M, reacts completely with sulfuric acid according to…

A: Answer This question is answered by using the simple concept of stoichiometry which involves the…

Q: Starting with 39.5 moles of O₂ in a bottle, calculate the volume of O₂ the bottle could deliver to a…

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Q: 3.65 g3.65 g sample of an unknown gas at 75 ∘C75 ∘C and 1.00 atm1.00 atm is stored in a 1.95 L1.95 L…

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Q: ▾ Part D I→ Xe+? Express your answer as a single isotope. Submit ΑΣΦ ▾ Part E A chemical reaction…

A: Radioactive elements continuously emits the radiations. It emits radiations such as alpha, beta and…

Q: How would you design the synthesis for the following molecules using any of the chemistry previously…

A: We have to carry out the given synthesis from the following molecules. Introduction: In the first…

Q: Try Again Your answer is wrong. In addition to checking your math, check that you used the right…

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Q: 3. Show two different ways you would make 5-phenyl-2-pentanol via a Grignard reagent, beginning each…

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Q: What is the pH of a solution with a hydrogen ion concentration of 6.55 X 10-6 M? Your Answer: Answer

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Q: Calculate the Ca2+ ion concentration needed to precipitate CaF2 from a 0.0025 solution. M from NaF.

A: Given that Conc. of NaF = 0.0025 M Conc. of F– = [NaF]= 0.0025 M   We know that Ksp for CaF2 = 3.9 x…

Q: A solution contains 0.05 M Au*, 0.05 M Cu, and 0.05 M Ag+ ions. When solid NaCl is added to the…

A: Ksp is a measure of how soluble a salt is in aqueous medium.

Q: F NH 2 -" (a) (b) O CI NH 2 요

A: More stable the conjugate base of an acid, higher is the acidity of that acid. Electron withdrawing…

Q: Which of the following is the most likely structure of the following cation after rearrangement? | B…

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Q: ecific heat of iron is 0.4494 J/g x °C. How much heat is transferred when a 4.7 kg on is cooled from…

A: Specific Heat capacity is amount of heat required to increase the temperatures of one gram of…

Q: What would be the major product of the following reaction sequence? P H+ CH3OH ? OH OCH 3 OH OH OH…

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Q: Lithium sulfate (Li2SO4) reacts with calcium nitrate (Ca(NO3)2) to form calcium sulfate and lithium…

A: Answer: This question is based on the concept of limiting reagent. Limiting reagent is the reactant…

Q: In a nuclear reactions we must account for protons, neutrons, and electrons, as well as write out…

A: Nuclear reaction : It is a type of reaction in which two or more nuclei collide or a subatomic…

Q: What is the total pressure of this system at 179°C? Temperature Pressure of 1,2-propanediol…

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Q: Below is the structure of eicosapentaenoic acid (EPA) which is an omega-3 fatty acid. What would be…

A: IUPAC nomenclature is used for naming the organic compound as per recommended by international union…

Q: A mineral contains 6.6% (w/w) of K20. What weight of this mineral must be taken to obtain a KCIO4…

A: Mass of KClO4 required to precipitate = 0.4100 g  Molar mass of KClO4 = 138.55 g/mol

Q: Hi I can't figure out what 652 pennys is converted to dollars is

A: Here we will  convert 652 cents to dollars. First, note that cents is the same as pennies, which…

Q: In one reaction, ammonium chloride (NH4Cl) was added to lower the pH of the blood. The ammonium ion…

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Q: draw the starting structure that would lead to the following product under these conditions.

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Q: A student prepares a solution by dissolving 4.17 g of solid KOH in enough water to make 200.0 mL of…

A: Given that, Molarity of KOH solution=0.372M  30.00 mL of this sample was taken and added into 500mL…

Q: Which C-H bond has the lowest bond dissociation energy?

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Q: PhCH₂Cl + LDA B 3 2 1 1 -A B 2 trans- PhHC=CHCH3 -A [Choose] [Choose ] [Choose ] [Choose C D 3 A B O…

A: PhCH2Cl produces carbene intermediate when it reacts with Lithium diisopropylamine(LDA). The…

Q: Draw the major product of this reaction. Ignore inorganic byproducts. 1.9-BBN, THE 2. H2O2, NaOH

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Q: ______ times that of Xe(g)Xe(g) under the same conditions.

A: Effusion is a process in which a gas is allowed to escape under pressure through a fine or a small…

Q: Write a balanced chemical equation for the dissociation of lithium bromide in water?(include phases)…

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Q: Chemistry The half-cells below are connected via a salt-bridge and potentiometer. What is the…

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Q: H₂C. H₂C Draw the molecule on the canvas by choosing buttons from the Tools (for bonds and charges),…

A: We have to draw the given molecule.

Q: A 0.804 gram sample of an unknown monoprotic acid is dissolved in 30.0 mL of water and titrated with…

A: Given data :

Q: If a substance is radioactive, this means that the nucleus is unstable and will therefore decay by…

A: Given data :