Submit A system expands from a volume of 1.00L to 2.00 L against a constant external pressure of 1.00 atm. The work (w) done by the system, in J, is

Q: What two factors causes hydrogen bonds to be so much stronger than typical dipole-dipole bonds?

A: Hydrogen bonding is stronger than dipole dipole force of attraction because in hydrogen bonding most...

Q: Using titration reaction employing normality concentrations, what is the design instrument mathemati...

A: since given in the question concentrations are taken in terms of Normality which is Normality = no. ...

Q: 1.00 grams of table salt was dissolved in 100 mL water and excess AgNO3 reagent was added and yielde...

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Q: 24 Suppose 5.056 grams of an unknown solute are dissolved in 50.0 grams of phenol (C6H5OH). The resu...

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Q: Identify the needed reagents in the following scheme: Br CH2OH HO OH сно b. C. а. d. е. f. -1

A: here cyclohexanone is undergoing certain chemical reaction using different reagents to form trans al...

Q: Which of the following statements concerning physical properties of ethers is INCORRECT? Ethers are...

A: Ethers are the class of organic compound which have the general formula R-O-R'  Where an oxygen atom...

Q: Energy > The image below shows two configurations of a system of 4 particles. Energy levels increase...

A: We know that  Entropy S = Kb ln W Where W is the no of arrangement or no of microstate possible .  S...

Q: Name: Unit 4 Lesson 2 Test Stoichiometry GO Make sure each equation is balanced 1,00794 7.01587 +32....

A: Given Reaction:-  H2S + Cl2 -----> S8 + HCl Balanced reaction :-  8H2S + 8Cl2 -----> S8 + 16HC...

Q: 2. Convert 71.0 Pa to dyne/cm?.

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly repos...

Q: Which of the following characterizations for cyclic ethers is INCORRECT ?     They are always aromat...

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Q: Starting from the universal gas constant (R = 0.0821 · mol-K ), determine the volume (in L) occupied...

A: Given, n=2.45 moles  T= 305K  P= 0.956atm  V=? Complete solution is given below in next step 

Q: How do colloids acquire electrical charges? What experimental procedure can demonstrate that colloid...

A: A colloid is a mixture in which one substance having microscopically dispersed insoluble particles  ...

Q: 2. 5.0 mL of 0.500 M sodium acetate (NaCH3COO) is mixed with 45.0 mL of 0.500 M acetic acid (CH;COOH...

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Q: Predict the products of the following reactions: CH3 HCI HBr CH3C=CHCH2CH3 2. 1. CH2 CH3 HBr H20 CH3...

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

Q: normality of 0.1381 M NaOH

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Q: 1. An air mixture contains 0.00015 mol CO in 10 mol of air. What is the CO concentration in ppmv? As...

A: Given number of moles of CO = 1.5 × 10-4 molesTotal moles of the mixture = 10 mole

Q: Sort into increasing acid strength H2S, H2Te, HI, NH3

A: To arrange: increasing order of acidic strength of H2S, H2Te, HI and NH3  Solution: Acidic strength ...

Q: A voltaic cell that uses the reaction PdCl42−(aq)+Cd(s) → Pd(s)+4Cl−(aq)+Cd2+(aq) has a measured sta...

A: Given reaction is :  PdCl42- (aq) + Cd (s) -----> Pd (s) + 4Cl- (aq) + Cd2+ (aq)  Standard cell p...

Q: Normality

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Q: A system expands from a volume of 1.00 L to 2.00 L against a constant external pressure of 1.00 atm....

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Q: An unknown compound has the following chemical formula: N_xO where x stands for a whole number. Meas...

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Q: 4

A: In the given reaction 1-methylcyclohexene converted to 1-iodo-1-methylcyclohexane. 

Q: CS2(1) + 302(g) CO2(g) + 2SO2(g) Given: C(s) + O2(g) S(s) + O2(g) C(s) + 2S(s) CO2(g) ni AH = -393.5...

A: Given, CS2(l) + 3O2(g) ➝ CO2(g) + 2SO2(g)  ∆H = ? a) C(s) + O2(g) ➝ CO2(g)  ∆H = -393.5 kJ b) S(s) +...

Q: 4 Calculate the vapor pressure of a solution prepared by dissolving 25.5 g of naphthalene (C10H8), w...

A: Formula for lowering of vapour pressure of Solution   = p0-pp0 = x2  Where p0 is vapour pressure of...

Q: Find the change in internal energy when a gas absorbs 28 kJ of heat and has 13 kJ of work done on it...

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Q: chromate/dichromate system is prepared  (Refer to the picture) Predict the shift in direction of t...

A: Le chateliers principle -  When stress is applied to a system under equilibrium such as change in co...

Q: 3a) What is the AƐ value for the oxidation of cytochrome c by the Cua redox center in Complex IV whe...

A: Answer: Given data:  the ratio of cyt C (Fe2+) / cyt C (Fe3+) = 20 and ratio of CuA (Cu2+) / CuA (Cu...

Q: A solution contain 70.2g sugar (molar mass= 342 g/mol) dissolved in 816 g of water. a) What is the m...

A: mass of sugar= 70.2 g , molar mass of sugar=342 g mol-1 mass of solvent=816 g = 0.816 Kg  then,

Q: The ammonia from a 600.0 mg organic sample is distilled into 50.00 mL of 0.1042 M HCI and 11.28 mL o...

A: Given data,Mass of organic sample=600mg=0.600gMolarity of HCl=0.1042MVolume of HCl=50mL=0.050LMolari...

Q: A chemical engineer is studying the following reaction: N3(g)+3 H,(g) - 2 NH;(g) At the temperature ...

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Q: Using the pKa values and molecular weights from the OneNote Class notebook, show you work to prepare...

A: We need to prepare a phosphate buffer with pH 7.3.

Q: degree of unsaturation

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Q: KSCN(aq) + Ag+(aq) → AgSCN(aq) + K+(aq)   By calculation she determines the buret delivered: 6.521...

A: Given, KSCN (aq)  +  Ag+ (aq)                       AgSCN (aq)  +  K+ (aq) Moles of KSCN delivered =...

Q: -200 2 Fe + 0, →2 F 2C+02-2 CO -300 -400 -500 -600 -700 4/3 Al + 0, → 2/3 Al,0, -1000 -800 -900 -110...

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Q: Calculate the hydronium concentration for 0.15M HCl if the equilibrium constant is Ka=10^10. Give th...

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Q: Predict v ianges in the compositions the engineer should expect next time he measures the compositio...

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Q: Why pi(π) bond needed a longer wavelength than the sigma bond?

A: In chemistry, all the bonds are generally classified in two two major groups i.e, ionic and covalent...

Q: A 1M solution of Cu(NO3)2 is placed in a beaker with a strip of Cu metal. A 1 M solution of SnSO4 is...

A: Given,  Solution 1 = 1M Cu(NO3)2  Solution 2 = 1M SnSO4   A salt bridge connects the two beakers, an...

Q: Determine the ppm of K* ions in an aqueous solution, given that there are 0.300 g of KCI in 1,50 L o...

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Q: 2.00 grams of Sodium hydroxide was dissolved in water up to 500 mL. Calculate the Formality of the s...

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Q: 十 H- Br

A: electron rich species are called nucleophile  electron deficient species called electrophile  the el...

Q: Suppose you need to prepare 1.00 L of 0.100 M HCl(aq), and all you have on hand is 0.250 M HCl(aq). ...

A: The given question is from dilution of HCl. During dilution no. Of moles do not changes. So, M1V1= M...

Q: After 24 days, 2.0 mg of an original 128 mg sample remain. Find the half-life of the sample. a. 2 d...

A: Given: Initial amount of sample = 128 mg Remaining amount of sample = 2.0 mg Time elapsed = 24 days

Q: Preparation of HCI solution a. Measure 20.7 ml of concentrated Hcl (37% wt HCI) using the pipet and ...

A: According to Q&A guidelines of Bartleby, we are supposed to answer only the first question out o...

Q: If the initial concentration of (CH3)gCBr (aq) is 0.100 M and the half-life of this reaction is 1.45...

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Q: What are the factors that contributes to the stability of a colloidal system? Why are they important...

A: A question based on colloidal system that is to be accomplished.

Q: Lead (II) nitrate is reacted with sodium iodide. Calculate the number of Pb2+ ions required to form ...

A: Given,  Lead (II) nitrate is reacted with sodium iodide  Calculate the number of Pb2+ ions required ...

Q: How many molecules of HCl are formed when 48.7 g of water reacts according to the following balanced...

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Q: Determine the number of significant figures in the following item 760 mmHg per atm 190 iodine flasks

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Q: A solution was prepared by dissolving 11.0 g of compound in 270.0 g of ethanol raising the boiling p...

A: Given data, mass of compound= 11.0 g  mass of ethanol = 270.0 g = 0.270 Kg  (but no need of that dat...