At what temperature will a reaction become spontaneous given: Entropy change = 170 J/K enthalpy change = 57998 J

Q: In order to form Ba(IO3)2, 500 mL of 0.5000 M Ba(NO3)2 was mixed with 500 mL of 0.0500 M NaIO3. How...

A: Solving only first three subparts in accordance with the guidelines. We will first calculate millimo...

Q: When 75.06 g of metal is submerged completely, the water in a graduated cylinder rise from 40.52 mL ...

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Q: Which of the following would have to gain two electrons in order to achieve a noble gas electron con...

A: Electronic configuration tell us that how electrons are distributed in shells, subshell s and orbita...

Q: What mass of Ba(NO3)2 (261.34 g/mol) is needed to convert 2.33 g of NaIO3 (197.89 g/mol) to Ba(IO3)2...

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Q: Consider the following equilibrium reaction with Kp = 25 at 298 K.   PCl5 (g)     PCl3 (g) + ...

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Q: Which of the following will have the lowest freezing point? a. aqueous KF (0.25m) b. aqueous gluco...

A: A colligative properties are property of solution which depend on the number of particles not on the...

Q: Which is bronsted lowry acid and which is bronsted lowry base, and which is no one. Answer and expla...

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Q: This problem explores the vibrational and rotational energy levels of the hydrogen halides. Experime...

A: The vibration frequency of a diatomic molecule is given as:

Q: What is the molarity of K+ in a solution that contains 89.72 ppm of K3Fe(CN)6 (329.3 g/mol)?

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Q: How to improve the yeild in haber process

A: Given: Habers process. It is a process in which the formation of ammonia takes place from nitrogen a...

Q: Use the concentrations of [H3O*] and [OH] to calculate the missing concentration and indicate whethe...

A: When the concentration of OH- is given, pOH is calculated. And when the concentration of H+ is given...

Q: What volume of oxygen gas is required to react completely with 1.34 mol of hydrochloric acid sccordi...

A: The balance equation is 4HCl+O2=2H2O+2Cl2 from the above equation we see that 4 mol HCl react with 1...

Q: A 1.067g sample of magnesium oxide of 84.736% were treated with 50mL of 1.017 N Sulfuric Acid, and a...

A: Given: mass of MgO = 1.067 g Volume of H2SO4 = 50 mL  Normality of H2SO4 = 1.017 N Volume of NaOH = ...

Q: Nitric oxide, an important pollutant in air, is formed from the elements nitrogen and oxygen at high...

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Q: Write net ionic equations for the reaction, if any, that occurs when aqueous solutions of the follow...

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Q: If 41 grams of O2 reacts with 87 grams of Na and produces 38.5 grams of Na2O. What is the percent yi...

A: Given Reaction:- 4 Na + O2 --> 2 Na2O Mass of Na = 87 g  Mass of O2 = 41 g     

Q: Use the following equations (picture) to determine the deltaH ° for the target reaction. Target: N2H...

A: We will use hess law to solve this question.

Q: The density of concentrated ammonia, which is 28.0% w/w NH3 is 0.899 g/mL. What volume of this reage...

A: Given, Concentration of concentrated ammonia solution = 28.0 % w/w Density of NH3 solution = 0.899 g...

Q: Figure I Anthracene andl Maleic Anyiydride me chanism 9,10 dinydroanthraceno-9,10-endo

A: Here we have to write the mechanism of Diel's alder reaction of anthracene and succinic anhydride.

Q: Identify whether the following processes are endothermic or exothermic. Justify your answer. Solid ...

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Q: k1 A 2 2B k-1 [A]o = 1 M, [B]o = 0 M k1 and k-1 are 0,01 s-1 and 0,04 M-1 s-1 find the time required...

A: Given:  [A]O = 1M  [B]o = 0 M  K1 = 0.01 s-1  K-1 = 0.04 M-1 s -1 As per the units of rate constant ...

Q: Look at the spectra that were output from a C8 liquid chromatography column connected to a mass spec...

A: In the analytical chemistry, qualitative analysis involves various techniques and methods that are u...

Q: Which statement is false regarding labels on chemical containers? a. labels tell the embalmer how t...

A: Label is an indicative of hazardous behaviour and precurtions need to be employed during use.

Q: What is the molar solubility of Ag2CO3 in pure water, given that its Ksp= 8.10x10-12?   2.54x10^-3 ...

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Q: 18. What volume of a 0.200 M solution of nitric acid will be needed to completely dissolve and react...

A: Nitric acid react with Mg as follows- Mg+ 2HNO3 ➝ Mg(NO3)2 + H2

Q: Consider the reversible dissolution of lead (II) chloride. PbCl2 (s) = Pb2+ (aq) + Cl- (aq) Suppos...

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Q: What mass of Ba(NO3)2 (261.34 g/mol) is needed to convert 2.33 g of NaIO3 (197.89 g/mol) to Ba(IO3)2...

A: Barium nitrate react with sodium iodate and produced Ba(IO3)2

Q: How many moles are there in 45.0 g of LiHCO3? (Li= 6.941 g/mol, H= 1.01 g/mol, C= 12.00 g/mol, O= 16...

A: Given, Mass of LiHCO3 = 45.0 g Li= 6.941 g/mol, H= 1.01 g/mol, C= 12.00 g/mol, O= 16.00 g/mol) So, M...

Q: 3) Suggest a synthesis for cach of the following molecules from the starting material indicated and ...

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Q: what is the equilibrium concentration of H2O

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Q: Sodium stearate, a product of fatty acid and strong base, has the following structure. What forces o...

A: Intermolecular forces are the forces that exist between molecules.The intermoleular forces are of fo...

Q: A mixture ui gaseous reactants is put into a cylinder, where a chemical reaction turns them into gas...

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only. ...

Q: The illustration to the left represents a mixture of nitrogen ( blue ) and oxygen ( red ) molecules....

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Q: Why is anhydrous diethyl ether an important solvent to use in a grignard chemical reaction?

A: Organomagnesium compound are commonly known as Grignard reagent which are used for formation of C-C ...

Q: Biphenyl, C12H10, is a nonvolatile, nonionizing solute that is soluble in benzene, C6H6. At 25 ∘C, ...

A: Raoult's law: Raoult's law states that the vapor pressure solvent in a solution is equal to the prod...

Q: How is it that methylene cl is Immiscible with water? and how is it miscible with Please explain how...

A: Water is a polar solvent and hexane is a nonpolar solvent.

Q: 1 3 NEXT A 0.60 M aqueous solution of HNO, is prepared. Fill in the ICE table with the appropriate v...

A: Given : We have to fill ICE table for the given reaction.

Q: A crystal of solid NaCl is placed into an aqueous NaCl solution. it is observed that more crystals d...

A: Given, Crystal of solid NaCl is placed into aqueous NaCl solution  and no more crystal is dissolved.

Q: For the reaction 2 NOCl (g) à 2 NO (g) + Cl2 (g) KP is 1.4 x 101 at 550°C. Calculate KC for the rea...

A: We will solve this question using relation between Kp and Kc. 

Q: Compound R 1. 0.8 0.6 0.4 1000 2000 Wavenumber (cm-1) 3000 -3.75 A-2.20 TMS 0 d pom Conclusions Give...

A: 1. 3000-2900 cm-1 due to the C —H stretching of Alkane 

Q: Based upon a study of the iterature, discuss Ginberg's polarization then as it applies to the ration...

A: The ability of certain ligands to increase the rate of ligand substitution when positioned trans to ...

Q: What is the molar solubility of Ag2SO4 in a solution that is 0.0522 M AgNO3? Ksp= 1.40x10^-5   1.64...

A: Ag2SO4 is an insoluble salt and its dissociation can be represented as,     Ag2SO4(s)  ---->    2...

Q: Suppose a boil water notice is sent out advising all residents in the area to boil their water befor...

A: Given: Volume of water to be boiled = 17.0 L = 17000 mL                                         (Sin...

Q: An acid (HA) dissociates as follows: НА - H* + A minus Arrow should be interpreted as an equilibrium...

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Q: What volume of 0.7777 M HNO3 is needed in order to produce 200 mL of 0.1550 M HNO3?

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Q: For the SN1 reaction, draw the major organic product, identify the nucleophile, substrate, and leavi...

A: First step(initial step) is the protonation of alcohol. Which is a fast step. Second step is cleavag...

Q: 3. Gold is very valuable because it does not oxidize easily. It can be oxidized by reacting it with ...

A: The balanced reaction is - Au(s) + 4H+ + 4 NO3-   NO(g) +2 H2O(g) + Au+3+ 3NO3- molar mass of Au = 1...

Q: What is the molar solubility of Ag2SO4 in a solution that is 0.0522 M AgNO3? Ksp= 1.40x10^-5

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Q: Which of the following MolView models represents molecular geometry? A. Skeletal Formula B. Ball a...

A: A question based on molecules that is to be accomplished.

Q: Absorbance Transsmission 0.730 17.8 0.641 22.8 0.400 31.8 0.340 45.2 0.211 62.0 0.076 85.4 0.020 04....

A: Given: