The following reaction is spontaneous as written when the components are in their standard states: 3 Zn(s) +2 Cr^3+(aq) →3 Zn^2+(aq) +2 Cr(s) If the [Zn2+] is 2 mol/L, determine the value of [Cr3+] below which the reaction will be spontaneous in the opposite direction. Express your answer to two significant figures

Q: Please provide a synthetic route for this molecule Br

A:

Q: Does an electromagnetic spectrophotometer using photoelectron spectroscopy exist? Explain why or why...

A:

Q: Complete the table below by deciding whether a precipitate forms when aqueous solutions A and B are ...

A: When two aqueous solutions are mixing together gives any solid product that will precipitate. 

Q: A certain reaction has an activation energy of 63.0 kJ/molkJ/mol and a frequency factor of A1A1A_1 =...

A: Here we have to determine the rate constant and activation energy of reaction by using Arrehenius eq...

Q: How will Le Chatlier’s Principle be used to?      a. Cause a color change for an indicator in Part A...

A:

Q: 7. Seneca Lake, a freshwater lake with a surface area of 173 km and an average depth of 92.2 m is th...

A:

Q: Peacciones presentadas siguen el mecanismo SN1 o SN2. 1 H3C CH,01 CH,OH CH CH,COO-1 H3C Br CH,COOH C...

A: SN2 preferred primary alkyl halide to give nucleophilic substitution reaction while tertiary alkyl h...

Q: In the gas phase reaction 2 A(g) + B(g) = 3 C (g) + 2 D (g), it was found that when 1.00 mol A, 2.00...

A:

Q: Obtain the moles of substance in the following. a. 2.57 g C mol b. 8.88 g Cl2 mol с. 74 g CH10 mol d...

A: Calculate moles of each substance---

Q: Noble Gases

A: Noble gases are defined as a group of rare gases which include helium, neon, argon, krypton, xenon, ...

Q: What will happen if you put a 5ml of vinegar to a 500ml coke? Make sure the bootle cap is immediatel...

A: Vinegar actually contains 5 - 8% of acetic acid by volume whose chemical formula is CH3COOH.  In cok...

Q: You are asked to prepare a buffer with a pH = 3.00. Starting with 1.25 L of 0.80 M HF, how many gram...

A:

Q: a. Rank the following in order from most effective to least effective oxidizing agents under standar...

A:

Q: Is Empirical or Molecular. W

A:

Q: AL(NO3), + KaSOs Alb (Sos),+ KNOJ 3

A: Al(NO3)3 + K2SO3 → Al2(SO3)3 + KNO3

Q: The following reaction is at equilibrium at a pressure of 1 atm, in a closed container: C2H2(g) + 2H...

A: We have to predict the effect of increase in volume.  

Q: What is the percent composition of caffeine (C8H10N4O2)?

A: Given :- chemical formula of caffeine = C8H10N4O2  To calculate :- percent composition of each eleme...

Q: Calculate the mass (in grams) of each of the follov species: (Enter your answer to four significant ...

A: Molar mass is equal to sum of atomic mass of all atom in molecules

Q: QUESTION 3 How many moles of solid NaF would have to be added to 1.0 L of 0.152 M HF solution to ach...

A:

Q: For the reaction A+B+C→D+EA+B+C→D+E, the initial reaction rate was measured for various initial conc...

A:

Q: Cleanliness should always start at home and with one's self. This activity will help you practice id...

A: Here, we will discuss about cosmetic products present at home and cosmetic product form.Let's make a...

Q: (e)

A: Complete solution is given below in next step with these conformation.  

Q: In some cases, the rate law of a reaction depends on the concentration of three reactants. Such is t...

A:

Q: For the elementary reaction outlined below please drag each of the changes to the effect that the ch...

A:

Q: the attraction forces that allow water to function as a universal solvent are? a. van der waals forc...

A: The characteristics of van der Waals forces are,  Weak intermolecular forces Depend on the distance...

Q: Calculate the change of the entropy of the reaction for the formation of ammonia from nitrogen and h...

A: Nitrogen reacts with hydrogen to form ammonia. The equation for the balanced chemical reaction is gi...

Q: 4. Water can act as either an acid or a base. Which equation represents water reacting as an acid? A...

A:

Q: Compute for the volume (in mL) of 0.1 M acetic acid and mass (in g) of sodium acetate needed to prep...

A: A buffer solution is formed by the mixing of a weak acid with its conjugate acid or the mixing of a ...

Q: 3-500 ml of a 0.2 M sodium phosphate monobasic solution is mixed with 150 ml of a 2 M sod phosphate ...

A: Given data :  sodium phosphate monobasic = NaH2PO4 Sodium phosphate dibasic = Na2HPO4 Total volume o...

Q: In a voltammogram, which of the following statements is correct a. The limiting current i, is used f...

A: Among the options given option a) the limiting current used for quantitative analysis is correct . T...

Q: The following reaction is at equilibrium at a pressure of 1 atm, in a closed container: NaOH(s) + CO...

A: Given reaction at equilibrium: NaOH (s) + CO2 (g) ⇆ NaHCO3 (s) We have to find how an increase in th...

Q: 3A + 8B → C + 5D [D] (M) [A] (M) 55.3 41.2 35.8 21.9 11.6 Time (sec) 0.74 1.88 7.16 19 32 12.04 61 1...

A:

Q: Briefly explain the various scientists involved in the creation of the atomic model and what their v...

A: Various scientists involved in creation atomic model were : Rutherford , J.J Thomson , Neil Bohr  Pr...

Q: Question: R; value of 0.50 was obtained when a compound was eluted on a silica gel plate with 1:5 et...

A: TLC is an analytical technique which can be used to monitor the organic reaction transformations. TL...

Q: Is 4-bromo-4-ethylhept-1-ene capable of hydrogen bonding? if no explain why?

A: Hydrogen bonding : is the strongest intermolecular force formed by the attractive force between a hy...

Q: few hydrogen and oxygen molecules are introduced into a container in the quantities depicted in the ...

A:

Q: аcetone, KOн A B.

A:

Q: Which alkyl halide could react faster with NASH in DMSO (dimethyl sulfoxide)? QUESTION 19 ¿Cuál halu...

A:

Q: F ОН N. HN.

A: A functional group is an atom or group that determines the properties of a compound.

Q: Use MO theory to determine the bond order for each of the following species. a) 02 b) CN+ c) NO2- d)...

A: Determine bond order of the given species---

Q: 7. Calculate the volume that 1.5 moles of EtS would occupy at 105°C and 76.13 kPa, using (a) the ide...

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

Q: For hydrogen bonds, answer these three questions: A) Are they found in polar, non-polar or both type...

A: Hydrogen bonding: It is a weak electrostatic force of attraction between a hydrogen atom covalently ...

Q: In the gas phase reaction 2 A(g) + B(g) = 3 C (g) + 2 D (g), it was found that when 1.00 mol A, 2.00...

A:

Q: Given the data below, plot the titration curve of the unknown amino acid. Determine the isoelectric ...

A:

Q: an arrow from a reagent write the formula(s) for the ion(s) present in solution. Write the procedure...

A: The answer is as follows:  

Q: Write down the Miller index in the grid direction that may be placed on the grid plane (112) among t...

A: Miller index for (112) plane is (1 1 1/2).

Q: The vapor pressure of pure CCI4 liquid is 504 mm Hg at 65°C. Now we prepare several 12/cCl4 solution...

A: The correct option is option B.

Q: How does ionization of solute affect freezing point depression and boiling point elevation of soluti...

A: Colligative properties are those properties which depends on amount of solute not on the nature of t...

Q: Solve the problem 1. A solution contains 10.0g of glucose (MW= 180) and 85g of water. What is the mo...

A: Mole fraction(XA) and mole percent of any one of the substance in th mixture of two substances is gi...

Q: Using Brønsted-Lowry definitions, designate each of the following as a strong base (SB), a weak base...

A: