When 50.0mL of a 0.335M potassium carbonate solution is mixed with 0.045L of a 0.390M nickel(II) chloride solution the following reaction occurs:  K2CO3 (aq) + NiCl2 (aq) → a. Complete the reaction equation b. Calculate the mass of precipitate formed c. Calculate the concentration of each ion in the mixture when the reaction is complete

Q: Which of the following is most likely to have the highest viscosity at 25°C?   HOCH2CH2OH C5H12 C7H8…

A: Viscosity is an internal property of a fluid.   HOCH2CH2OH C5H12 C7H8 C5H11OH We have to select the…

Q: How many electrons are transferred in the following reaction? . 8 OH 8) 2

A: In the given reaction, 2 MnO4- + 3 S2- + 4H2O → 3S + 2 MnO2 + 8 OH-

Q: Which of the following energy diagrams represents the course of an exothermic E1 reaction? reaction…

A: number of transition states in a reaction is equals to 1+ number of intermediate. so , E1 has one…

Q: What is the major organic product obtained from the following reaction? 2 mol Br2 CH3-C=c-CH, a.…

A: the given reaction is the halogenation of alkynes , the reaction proceeds through the cyclic…

Q: 8. Diborane (B:Hs) is a compound used to fuel rockets. The equation for the combustion of this…

A:

Q: 2. Provide a concise synthesis of the following dicarboxylic acid B from the given diol A (There are…

A: A to B Conversion : step 1 : Alcohol is converted into alkyl bromide using PBr3. Step 2 : alkyl…

Q: need exlanation last one is wrong answer don't copy

A: The gases leak in the chemical reactor by a process known as effusion. Effusion is a process in…

Q: As the मेड Jए Pय कOलअक he केठेव्कीप ने 3he केठेचकीलिय of jnoreaseds एव्ववि mcutease व) पeqd(ll)…

A: Here we have to determine the case in which the solubility of compound increase s with increase of…

Q: How many moles are, in 7.99 x 10 I2 molecules .

A:

Q: 6) What meaning of solubility and? 7) What is the principle of conductivity meter?

A:

Q: Identify the more reactive and the less reactive metal of the pair in each test. I (Treat hydrogen…

A: Higher reactive metal can reduce the metal ion of lower reactive metal from its aqueous solution.

Q: What is the concentration of magnesium bromide, in ppm, if 152.51 g MgBr, is dissolved in 7.6 L…

A: Given: The mass of MgBr2 dissolved = 152.51 g The volume of the solution = 7.6 L We have to…

Q: Calculate the delta G in kJ of the following reaction: NO2(g)+SO2-->NO(g)+SO3(g) Given the…

A: Given :-  NO2(g)+SO2-->NO(g)+SO3(g) ∆G° (NO2)= 51.37 kJ.mol ∆G°(SO2)= 81.98 kJ/mol ∆G°(NO)=…

Q: The element vibranium (Vb) reacts with pandemonium (Pn) to generate a covalent PnVb4 molecule. If a…

A: Lewis dot structure represent the bonding between atoms in a molecule and the lone pairs present in…

Q: Balancing redox reactions in acidic solution 1) H2C204 + MnO4- CO2 + Mn2+ a) The balanced…

A: To balance redox reaction , we use following steps.  First determine oxidation and reduction half…

Q: Chemistry Each of the following reducing agents react with VO2+: Zn, Sn, S2O32- , Fe2+. Using the…

A: For a reduction reaction to be feasible, the standard cell potential value of the reduction reaction…

Q: The activation energy, Ea, for a particular reaction is 37.8 kJ/mol. If the rate constant at 280 K…

A:

Q: much heat (kJ) is required to convert 3.12 moles of liquid benzene at 75.1°C to gaseous benzene at…

A: Given-> Moles of benzene = 3.12 mole T1 = 75.1°C = 75.1 + 273 = 348.1 K T2 = 115.1°C = 115.1 +…

Q: What is the difference between the catalyzed and uncatalyzed preparation of acetanilide (acetic acid…

A: When acetanilide is prepared by reacting between aniline and acetic anhydride then here…

Q: Three moles of an ideal gas are allowed to expand freely at 300°K from a volume of 100 to 1000…

A: Two calculate the change in Gibbs free energy (∆F) and Helmholtz (∆A) for the expansion of three…

Q: je mass percent of a sucrose solution

A:

Q: A solution is made by mixing 55. g of acetyl bromide (CH,COBr) and 141. g of thiophene (C,H,S).…

A: Given:: Mass of CH3COBr = 55 g, MM=122.95 g mol-1 Mass of C4H4S=141 g, MM=84.14 g mol-1

Q: ve the number of monochloro substituted products for the lowing reactants. Consider only…

A:

Q: The activation energy, Ea, for a particular reaction is 37.8 kJ/mol. If the rate constant at 280 K…

A: The answer is given below

Q: The rate of the given reaction is 0.600 M/s.0.600 M/s. A+4B 2CA+4B→2C What is the relative rate of…

A:

Q: Q2. Find the cell potential of a galvanic cell based on the reaction below at 25 c°? Cd Pb+2 + 2e- -…

A:

Q: Convert the 98% T to absorbance: a. 0.008 b. 0.08 c. 0.021 d. 0.21

A: A (absorbance) = - logT  T = transmittance... Rule,   A = 2 - log (T%)  Given T% = 98

Q: What is the molar concentration of Fe3+(aq) if the cell potential was -0.3792 V and the molar…

A: According to Nernest equation- Ecell = Estdcell - 0.0591/n * log [Product/Reactant] n = No of…

Q: Given the following reactions: Anode: NO3- + 2H+ + e- --> NO2 + H2O Cathode: 2H+ + 2e- --> H2…

A:

Q: A liter of solution contains 0.25 M HCOOH and 0.3 M HCOONA, calculate the pH of this solution.…

A: The solution of HCOOH and HCOONa is a buffer solution , so it's pH would be calculated using…

Q: . Which of the following reactions corresponds to a substitution? a. propene → 1,2-dibromopropane b.…

A:

Q: 2) Give the products of the following reactions. Be careful to show stereochemistry if relevant. 1.…

A: SN1 reaction is nucleophilic substitution, that involves nucleophile replacing leaving group. SN1…

Q: Balance the following equations and express the rate of the following reactions in terms of the…

A:

Q: The standard reaction free energy AG" 193. kJ for this reaction: 2 NH3(g)N,H(9) + H,(g) Use this…

A: The given chemical equation: 2NH3 (g) → N2H4 (g) + H2 (g)         ∆G° = 193 kJ   Note:- When a…

Q: Balancing redox reactions in acidic solution 1) H2C204 + MnO4" -→ CO2 + Mn2+ a) The balanced…

A: The answer is given below

Q: the [I] will halve the rate; doubling the [I] should double the rate, etc. If the reaction is…

A:

Q: Balance the redox reaction {Cr2O72- + Fe2+ = Cr3+ + Fe3+} (acidic solution). Use the smallest…

A:

Q: Solubility Graph 250 240 230 220 210 200 potassium iodide 190 potassium nitrate 180 170 m 160 150 8…

A: Solubility graph shows the effect of temperature on solubility of a salt in 100g water.

Q: At a certain temperature, 20g of CO2 gas(MM = 44.01g/mol) at 2.15atm take up a volume of 5.25mL.…

A:

Q: What is the regulatory role for the substrate cycles in glycolysis? Explain the thermodynamics in…

A: Glycolysis Regulation It is a general rule of metabolic regulation that pathways are…

Q: View Policies Current Attempt in Progress The heat of vaporization of mercury is 60.7 kJ/mol. For…

A:

Q: DETAILS Choose all of the processes from below which describe changes which are independent of the…

A:

Q: e of the following does not represent 1.00 mol of the indicated substance?

A:

Q: 71 What type of lipid molecule is shown below? но O fatty acid wax steroid phospholipid triglyceride

A: A lipid is any of various organic compounds that are insoluble in water. They include fats, waxes,…

Q: If E°(red) of a given half-cell is more negative than E°(red) for a standard hydrogen electrode, the…

A: If E°red of a given half cell is more negative than E°red for a standard hydrogen electrode, the…

Q: Sam added C₂₀H₁₄O₄ to an equilibrium reaction system. When heat was added, ithe mixture became hot…

A: When heat was added, ithe mixture became hot pink. This means some chemical reaction take place on…

Q: Part B A310 ml sample of a KOH solution of unknown concentration requires 12.1 ml of 0. 100 M H,SO,…

A: Formula used:  Normality: no of equivalent*1000/ volume in ml  So number of equivalent= Normality*…

Q: "For the reaction of molecular iodine gas into atomic iodine gas, the equilibrium constant Ke is…

A: Kc is the ratio of  product of concentration of products raised to their stoichiometric coefficient…

Q: STANDARD MOLAR ENTHALPHY OR FORMATION AND REACTION: Calculate the ∆H° of the following reaction.…

A:

Q: re of CCI4 (at 1 atm) in °C? bstance AHP (kJ/mol) SP (J/mol-K) CLM) -139.9 +214.4 CL(g) -106.7…

A: Boiling reaction of CCl4 CCl4(l) ---> CCl4(g) From given data table  □Hrxn…