When the following reaction is at equilbrlum, which of these relationships is always true? 203lg) - 302(9) Multiple Choice O Kdo22 = [03 O 1032-1023 O 103l-(02) O Kdoa? - 102

Q: Write the balanced NET ionic equation for the reaction when Li,sO, and Ca(NO,), are mixed in aqueous…

A: We would solubility rules to predict the products formed when given compounds are mixed.

Q: How will the system respond to an increase in the amount of S? S(s) + 0,(g) = SO,(g) AH < 0 Select…

A:

Q: Which of the following can increase the observed potential in a galvanic cell?  a. ohmic…

A: Correct option is D.

Q: CH3OH(g)⇌CO(g)+2H2(g)CH3OH(g)⇌CO(g)+2H2(g) (Note that…

A: we need to calculate ΔG for the given reaction

Q: 103 IR LUU 13C NMR ppm 209.13 178.49 50 42.35 32.95 29.87 18.64 4 D00 3000 1000 e000 1500 S00…

A: The proton and carbon NMR helps us to find the structure of any given unknown organic compound by…

Q: Question 18 Calculate the standard cell potential, E°cal, for the voltaic cell based on the…

A:

Q: 4 Find the nuclear binding energy of potassium-40 (atomic mass = 39.9632591 amu) in units of joules…

A:

Q: 25. A 25 mL sample of Ca(OH)2 was analyzed with a 0.10 M HCl standard. If 30 mL of the acid standard…

A: Given that:  Molarity of acid(M1) = 0.10M  Volume of acid (V1) = 30 ml  Valume of sample with…

Q: True/False 4.184 joules equal 1 kilocalorie carbon atom can form 4 bonds 31. 32. 33. molar mass of…

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

Q: Question 11 Which of the following would be the correct equation for determining the number of moles…

A: Choose the correct expression for number of moles ---

Q: 12.0 g of sodium acetate is added to 125 mL of a 0.83 M acetic acid solution. What is the pH of this…

A: pH of buffer solution is calculated by using Henderson Hassel balch equation

Q: Calculate for the mechanical energy of an object that has a potential energy of 12 kJ and a kinetic…

A:

Q: Balance the reactions below using the change in oxidation number method. 1. РЬО, + HBr - PbBr, + O,…

A: Hii there, As there are multiple sub parts posted. we are answering first-three sub parts . If you…

Q: help with mechanism plz NH3 -он 2 CI 'N' S. H. NaOH Он

A: The reaction given is,

Q: The decomposition of antimony pentachloride (SbCl5) is described by the following equation:…

A: 1. Given :-  SbCl5(g) ⇔ SbCl3(g) + Cl2(g)  [SbCl5] = 3.557  M [SbCl3] = 1.181  M  [Cl2] = 4.189 M…

Q: Part A MISSED THIS? Read Section 6.6 (Pages 228-235): Watch KCV66 What is the total pressure of the…

A: Given: partial pressure of N2 = 239 torr The partial pressure of O2 = 105 torr And partial pressure…

Q: If 46.3 mL of a 0.794 M Ca(OH)2 solution is required to neutralize a 40.0 mL sample of HCl, what is…

A: Given :-  Molarity of Ca(OH)2 solution = 0.794 M  Volume of Ca(OH)2 solution = 46.3 mL  Volume of…

Q: *Given the following information, answer the questions 6 and 7 Acid pKa Acid NH3 HC=CH pKa CH:CH:OH…

A:

Q: Consider the following system at equilibrium where AH° = 87.9 kJ/mol, and K. = 1.20×10-2 , at 500 K.…

A: The equilibrium reaction given is, Given: 0.35 moles of PCl5 is removed from the equilibrium…

Q: You are synthesizing aspirin. You start with 3g of salicylic acid (mm 138g/mol). If you end with…

A: Given that the synthesis of aspirin from salicylic acid. Also, given that the amount of salicylic…

Q: A chemistry student weighs out 0.0690 g of hypobromous acid (HBrO) into a 250. mL volumetric flask…

A: Given: Mass of HBrO = 0.0690 g. And concentration of NaOH = 0.1700 M

Q: Which of the following aqueous solutions are good buffer systems? O 0.33 M ammonia + 0.39 M sodium…

A: Buffer solution: The solution that resists the change in pH is known as a buffer solution. The…

Q: What is the charge on X in Na2[X(PO4)3]? Type your answer.

A: Charge on Na is +1  Charge on (PO4)3 is -3

Q: Sodium carbonate (MM = 105.988 g/mol) is a primary standard base that reacts with hydrochloric acid.…

A:

Q: A sample of oxygen produced in a laboratory experiment had a volume of 493 mL at a pressure of 575…

A:

Q: In the laboratory, a general chemistry student measured the pH of a 0.545 M aqueous solution of…

A: Given :-  Concentration of acetic acid solution = 0.545 M  pH of solution = 2.490  To calculate :-…

Q: A fertilizer advertised as 8-8-8 generally means that it contains 8% total nitrogen, 8% P2O5, and 8%…

A: Given: The fertilizer contains 8% of P2O5 and 8 % of K2O. Assuming 100 g of the fertilizer. Hence…

Q: Which of the following molecules has an assumed van't Hoff factor equal to 17 a.  MgS0+ b. NaHS04…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: The concentration of hydrogen peroxide decreases from O. 1 mol/L to 0.05 mol/L in 900 s at 240C on…

A: a ) Half life is defined as the time required to reduce the concentration of a substance to half .…

Q: A (3.6500 g) of impure ammonium aluminium sulfate (NH4AI(SO4)2)) was treated with ammonia (NH3(aq))…

A: Given: Mass of sample = 3.6500 g. Mass of Al2O3 formed = 0.4935 g.

Q: For pH = 6.00, calculate the alpha one (a1) in an aqueous solution of citric acid. (Ka1 = 7.45 x…

A: PH of solution is 6. K1,k2,k3 are dissociation constant of citric acid.

Q: Part C A sample of neon initially has a volume of 2.50 L at 20. °C. What final temperature, in…

A: Charle's law

Q: As a result of alpha emission, the product nucleus is

A:

Q: Solar energy is: O the energy stored within the structural units of chemical substances. O the…

A: To define: Solar energy.

Q: the

A: According to the question, we need to determine which of the following electrochemical methods…

Q: Question 10 Based on this equation, how many moles of NaOH react with 1 mole of H2SO4? H2SO4 + 2NAOH…

A: Given : Moles of H2SO4 = 1 mole

Q: The weight of helium in a balloon can be estimated by calculating the volume of a sphere with the…

A: Formula used:  Valume of sphare: 4/3πr3  Where r = radius of sphare Mass = volume* density  Unit…

Q: Write a balanced half-reaction describing the oxidation of solid magnesium to aqueous magnesium…

A: Given: Oxidation of magnesium to magnesium cation.

Q: A chemist adds 0.30 L of a 2.04M sodium thiosulfate (Na, S,0,) solution to a reaction flask.…

A:

Q: 800 705 kJ 600 497 kJ PE (kJ) 400 200 175 kJ 100 Reaction Progress Created by E. Lee for Virtual…

A: Given: potential energy of activated complex without any catalyst = 705 KJ. And the potential energy…

Q: Lab para-iodo nitrobenzene If aniline was used instead of p-nitro aniline, comment on which of…

A:

Q: Which of the following parameters was held constant in the Styrofoam calorimetry experiment?…

A: Given: Styrofoam calorimetry experiment.

Q: You measure out 42 mL of 6.0 M HNO3 to make the 250.0 mL of dilute solution. What volume of…

A: Given, Vacid = 42 ml Vsolution = 250.0 ml Vwater = ?

Q: An ingredient of Tiger Balm salve is composed of C, H and O.  A 0.1005 g sample of the ingredient is…

A: Given :  Weight of sample = 0.1005 g  Weight of CO2 produced = 0.2829 g  Weight of H2O produced =…

Q: A (3.6500 g) of impure ammonium aluminium sulfate (NH4Al(SO4)2)) was treated with ammonia (NH3(aq))…

A: Given: Mass of sample = 3.6500 g. Mass of Al2O3 formed = 0.4935 g.

Q: What is the percent of CaCO3 in an antacid given that a tablet that weighed 1.3198 g reacted with…

A:

Q: A voltaic cell utilizes the following reaction: 4FE²+(aq) + O2(g)+4H*(aq)→4Fe3+(aq) + 2H2O(1)…

A: The balanced reaction taking place is given as, =&gt; Given: Eocell = 0.46 V [Fe2+ ] = 1.8 M, [Fe3+…

Q: 4.A(aq) + 3B(aq) = C(aq) + 8D(aq) AG355K =? The reaction above was run at 388K and allowed to come…

A: The reaction given is, =&gt; And the equilibrium concentration of species at 388 K are,

Q: NAOH, H20

A: Detail mechanistic pathway is given below to find out the product

Q: Matching the following plants with the heavy metals they absorb v Hydrangeas A. Chromium ]Water…

A: Hydrangeas's flower colors ultimately depend on the availability of aluminum ions and hence it…