What is the percentage concentration of 2 g sucrose in 80 g water? Select the correct response: 0.02% 0.2% 20.0% 2.0%

Q: Which of the following statements is true about the boiling point of a solution containing a…

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Q: 2. At 450 °C, the Kp for the reaction N2(g) + 3H2(g) → 2NH3(g) is 4.5 x 10-5. Indicate whether the…

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Q: For the following equation, how would you increase the amount of product? CO(g) + H2(g) → C(s) +…

A: Given the reaction, CO(g)+H2(g)↔C(s)+H2O(g)The equilibrium constant is expressed…

Q: A series of BOD tests was run at three different dilutions. The results are shown on the table. What…

A: The answer is attached below-

Q: Calculate the entropy change in surroundings when 1.00 mol of H2O (l) is formed under standard…

A: Given, 1 mol of H2O(l) is formed under standard condition. ∆fHo = -286 KJmol-1   We have to find the…

Q: The Colligative Properties experiment was carried out by a Marcus who is studying chemistry class…

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Q: Based on the different chromatographic techniques that you have learned, provide a method or…

A: Firstly for dioxin analysis,this involves liquid -liquid extraction method followed by pre…

Q: 5. What mass in grams of CO2 (FW 44.01) is evolved in the complete decomposition of a 2.700g sample…

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Q: Part 2: 33g Na₂SO4 Step 1: mass to moles Molar mass of Na₂SO4 = 33g Na₂SO4 + molar mass of Na₂SO4 =…

A: Given: Mass of Na2SO4 = 33 g Known: Molar mass of Na = 23 g/mol Molar mass of S = 32 g/mol Molar…

Q: ADVANCED MATERIAL = Analyzing a galvanic cell A galvanic cell is powered by the following redox…

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Q: Directions: Identify the reactant needed in the following chemical equation, and choose your answer…

A: A chemical reaction is the chemical process that occurs when two or more reactants combine together…

Q: Which of the three common metabolic pathways for pyruvate is compatible with each of the following…

A: a) Acetaldehyde is produced as an intermediary in the ethanol fermentation process when a pyruvate…

Q: 3 A 3.00 mol sample of an ideal diatomic gas expands adiabatically from a volume of 0.1610 m³ to…

A: Using ideal gas equation, PV=nRT Initial conditions,P1=1 atmV1=0.1610 m3=161 Ln=3…

Q: The gravimetric factor used to express CoCBr6·H20 in a sample that is finally weighed as PbClBr is…

A: Gravimetric factor

Q: 1. A chemist dissolved 0.08346g of SrCl2 (FW 158.53) and treated it with excess AgNO3 (FW 169.87) to…

A: Given that -  Mass of SrCl2 = 0.08346 g  SrCl2 formula weight = 158.53  AgNO3 formula weight =…

Q: Carla and her friends were tasked with determining the heat of reaction for the neutralization of…

A: Given: Concentration of NaOH = 1.00 M Volume of NaOH = 2.00 mL Concentration of HX = 1.00 M Volume…

Q: Consider the equilibrium, 2A + B  C . At equilibrium, the following concentrations are measured:…

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Q: ChemDoodle == starting points =

A: ->Negative charge contains one loan pair. ->Carbon has valency 4 . Hence , it can form 4 bonds…

Q: Question 25 Which of the following statements is CORRECT? Select one: O a. Alpha and beta particles…

A: Alpha particles have a charge of +2Beta particles have a charge of -1And gamma radiations are…

Q: Determine whether an example is spontaneous process (SP) or a non-spontaneous process (NSP). 1.…

A: Determination of process either spontaneous or non spontaneous with explanation.

Q: 2) When 4-hydroxybutanal is treated with methanol in the presence of an acid catalyst, 2-…

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Q: What is being donated or accepted between conjugate acid-base pairs? Select the correct response: a…

A: Bronsted-Lowry theory gives the concept of conjugate acid-base pairs.

Q: Which of the following statements is a true statement concerning a reaction that has reached a state…

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Q: The freezing point of Arctic Ocean waters is about - 1.94 °C. What is the molality of ions in a…

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Q: Tony wants to have an oxygen tank. A 5.00-liter oxygen gas exerts a pressure of 1.00 atm. How much…

A: Which one of the following is correct answer

Q: During the titration, 18.5 mL of H3PO4 solution is required to neutralise 122.6 mL of 1.9 M KOH…

A: Given, H3PO4 + 3KOH → K3PO4 + 3H2O Concentration of KOH solution = 1.9 M = 1.9 mol/L Volume of KOH…

Q: 3. A mixture containing only AgCl (FW 143.32) and AgBr (FW 187.77) weighs 2.000g. It is…

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Q: gy E required for deformation can be calculated using which formula? (L = length of d

A: According to the question, IN A CRYSTAL, ENERGY 'E' REQUIRED FOR DEFORMATION CAN BE CALCULATED USING…

Q: In Fourier's law, the conduction heat flux is: Constant A scalar A vector A tensor A cross product

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Q: A 6.63 x 10-4 mol sample of CO₂ takes 615 seconds to effuse through a small hole. Under the same…

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Q: A solution is prepared by mixing 1.28 mol C7H16, 2.92 mol C8H18, and 2.64 mol C9H20. What is the…

A: We know that  % Mole of substance ={ (mole of a substance)/(total mole of solution )}× 100

Q: 2. Calculate the entropy change, AS', for the following reactions and determine if its entropy…

A: The answer is given-:

Q: Consider the following electrochemical cell at 25 °C.   Ni(s) | CN4- (aq) (1.0M), [Ni(CN)4]2- (aq)…

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Q: 27. SYNTHESIS! Propose a multistep synthesis for the following transformation. Use the starting…

A: Here we are required to synthesize the given compound.

Q: Q.20 SINGLE CHOICE CH3 I H₂O/H+ H₂C O 18 CH3 Where A and B are, respectively, A O 18 H₂C and Me,C-OH…

A: ->Acidic hydrolysis of ester give acid and Alcohol as product .

Q: Select the correct response: Volume and quantity of gas are independent of each other Volume and…

A: Which one of the following is correct

Q: Suppose the galvanic cell sketched below is powered by the following reaction: Fe(s)+NiCl₂(aq) →…

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Q: 2N2O5(g) → 4NO2(g) + O2(g)

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Q: Which of the following substances can be considered as metabolic intermediates? Water ATP Pyruvic…

A: Metabolic intermediates are molecules that are the precursors or metabolites of biologically…

Q: a) Sodium carbonate, Na2CO3 (105.9888 g/mol) has been widely applied in many chemical processes such…

A: Since you have asked multiple question as per our company guidelines we are supposed to answer the…

Q: reaction A B с observations This reaction is always spontaneous, but proceeds slower at temperatures…

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Q: H3C D HCH3 C₂H5 A [1,5-H]

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Q: Kc = [N2O] [NO2] / [NO]^3

A: Given reaction is :  3NO (g) <------------> N2O (g) + NO2 (g)  Write the equilibrium constant…

Q: COOCH3 OH Br делзеный дух ОН NH CI CH3 CH3

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Q: 1. Illustrate and explain how the compound below can be used to produce different alkenes. wwwww

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Q: 4) If the classification of the chromatography run is a reverse-phase chromatography, discuss the…

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Q: Question 6 Not yet answered Flag question Which of the following statements is TRUE? Select one: a.…

A: a) since ammonia does NOT contain hydroxide ions, i.e. its chemical formula is NH3 , it does not…

Q: For oxygen gas, the van der Waals equation of state achieves its best fit for a = 0.14 N.m²/mol² and…

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Q: Molecular Formula Total # Valence Electrons Lewis Structure Bond Electron Angles Geometry Molecular…

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Q: A galvanic cell is powered by the following redox reaction: 3+ NO3(aq) + 4H* (aq) + 3 Fe²+ (aq)…

A: Known: EFe3+|Fe2+o=0.771 VENO3-|NOo=0.957 V