The following reactions are spontaneous as written.   Mg(s) + Fe2+ →Mg2+ + Fe(s)   Pb(s) + Cu2+ → Pb2+ + Cu(s)   Fe(s) + Pb2+ → Fe2+ + Pb(s)   Which of the following pairs will react spontaneously?   I. Mg(s) + Fe2+       II. Fe(s) + Mg2+                III. Fe(s) + Cu2+      IV. Cu(s) + Fe2+

Q: A voltaic cell is constructed from a standard Cr3+ Cr half cell (E° red %3D -0.740V) and a standard…

A: Standard reduction potential: A solution with higher (more positive) reduction potential then the…

Q: Based on the half-reactions and their respective standard reduction potentials below, the strongest…

A: We have to predict the strongest reducing and oxidising agent.

Q: On a piece of paper, with a pen, write a complete, step-by-step mechanism for the 1,4-addition of…

A:

Q: 129 120- 110 100 90 80 70 60 50 40 33 4000 2500 cm-1 2000 650 3500 3000 1500 1000 %T

A: There are several functional groups present in the given molecule namely hydroxyl, methoxy and…

Q: The heat of combustion of methane, CH4, is 50.1 kJ/g. How much heat would be generated if 1.00 mol…

A: First we would Calculate mass of methane and then use heat of combustion to calculate heat…

Q: is an event that occurs in aquatic ecosystems as dissolved oxygen (DO) becomes reduced to a point…

A: Fill in the blank:

Q: What is the pressure of 3.50 moles of an ideal gas if its volume is 1.30m and its temperature is…

A: Pressure of the ideal gas will be calculated usingvthe ideal gas equation as written below: PV = nRT…

Q: 3) With regards to the provided equilibrium system, discuss the effect of each of the indicated…

A: According to Le-chatelier principle if equilibrium is disturbed then reaction proceed towards that…

Q: Written explanation

A:

Q: 7. The % T of a solution in a 2.00 cm cell is 50. Calculate the %T of this solution in a 1.0 cm cell…

A: Given-> %T  = 50 when l = 2.00 cm  %T =?  When l= 1.0 cm

Q: How many moles is 4.22x1025 particles? O 7.01 582 O 3.06 70.1 3.06x1048 O 5.82

A: Given that, Number of particles = 4.22×1025 particles number of moles = ?

Q: Any chemical or physical change that absorbs energy O is an endothermic process. O is an exothermic…

A:

Q: Please write a full lab report for Grignard reaction which includes Abstract, Introduction,…

A: Purpose/Theory The purpose of this experiment was to perform a microscale preparation of benzoic…

Q: What would you expect for the following tests on trehalose, pictured below. HO. trehalose ОН НО. ОН…

A: The answer is as follows:

Q: Answer the following qustion a. How many grams of aluminum bromide, AlIBr3, are present in 3.39…

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: Calculate the standard free‑energy change for this reaction at 25 °C. A list of standard reduction…

A:

Q: In the given equation: HCOOH (aq) + H2O (l) ↔ H3O+ (aq) + HCOO– (aq), the initial concentration of…

A:

Q: ST6D.3 - Given one billion collisions, how many collisions have sufficient energy to cause a…

A:

Q: Which would describe an exothermic reaction which undergoes an increase in entropy? O AHxn 0 and ASn…

A: We are given two questions , one is based on thermodynamics of reaction and the another one is on…

Q: Match each reaction/phrase with the correct product/answer. v Isobutyl alcohol and warm, basic KMNO4…

A:

Q: (c) (c) The magnitudes but not the signs of the standard electrode potentials of two metals, X and Y…

A: Given half-cell reactions are X2+  + 2e- →X;  E0 = 0.25  V  Y2+ + 2e-  → Y; E0 = 0.34  V Also given…

Q: The redox potential is measured in volts O amperes O joules O ohms

A:

Q: How are carboxylic acids systematically named?

A:

Q: Calculate the standard free-energy change for the reaction at 25 °C. Refer to the list of standard…

A:

Q: The accuracy of a spectrophotometer can be evaluated by preparing a solution of 60.06-ppm K2Cr2O7 in…

A: Concentration of K2Cr2O7 is 60.06 ppm in 0.0050 M H2SO4 Wavelength = 350 nm Path length of the cell…

Q: AR a - 4CDU-AD, 4CBa How many grams of AD, IsMW-285.72 g/mol would be made from the reaction of…

A: The balanced equation given is  AB4 (aq) + 4 CD (aq) → AD4 (aq) + 4 CB (aq) Number of molecules of…

Q: Why are aldehydes and ketones relatively weaker than alcohol in the context of hydrogen bond…

A: Aldehydes and ketones are relatively weaker than alcohol in the context of hydrogen bond formation.…

Q: When [Pb2+] = 1.49 M, the observed cell potential at 298 K for an electrochemical cell with the…

A:

Q: Find the heat change of the reaction. CH4 (g) + 2 Cl2 (g) à CCI4 (g) + 2 H2 (g) Substance AHf…

A:

Q: Calculate the total amount of energy in units of kJ for 0.345 moles of 567 nm photons.

A: Given - - > Wavelength, λ = 567 nm = 5.67 x 10-7 m Number of moles, n= 0.345 mol speed, c = 3 x…

Q: Which is an oxidation half-reaction? Zn → Zn2+ + 2 e O 2 H2 + O2 –→ 2 H2O O 2 HCl + Ba(OH)2→ 2 H2O…

A:

Q: Combustion is a chemical process in which a fuel combines with to release energy and form products.

A: Combustion is a chemical process in which the compound reacts with oxygen and gives heat in the form…

Q: A voltaic electrochemical cell is constructed using the following reaction. The half-cell components…

A: In electrochemical cell Oxidation, increase in oxidation number,occur at anode .  Reduction,…

Q: Is it logical to conclude that compounds ending in -al are generally aldehyde and those compounds…

A: According to IUPAC nomenclature, aldehyde compound's name is end up with -al where ketone compound…

Q: छींपलेकसके rके oटावारढी 25० mt ने ठेपनीक (मनंमालतिव कन this 8ilver 1त व बालकोककमे Thिon कर बौ व2.0…

A:

Q: The transformation above can be performed with some reagent or combination of the reagents listed…

A:

Q: Chemistry The acid H3X has K1= 4.15x10-4; K2= 5.3x10-7; K3= 5.09x10-12 Calculate the volume in mL of…

A:

Q: The heat of combustion of methane, CH4, is 50.1 kJ/g. How much heat would be generated if 1.00 mol…

A: Given, The heat of combustion of methane (CH4) = 50.1 kJ/g How much heat would be generated if 1.00…

Q: Chemistry QUESTION 10 The conversion of glyceraldehyde-3-phosphate to 1,3-bisphosphoglycerate is the…

A:

Q: order to be healthy, humans must consume a variety of amino acids. Any animal product, such as eggs,…

A:

Q: One type of battery that has been investigated for use in electric vehicles is the zinc/air cell.…

A: Given half-reactions:   and the further reaction:

Q: Identify the MO diagram for N,. N, valence e-: diagram A diagram B Identify the MO diagram for O,.…

A: Given ; mo diagram

Q: At 10.4 °C solutions of tetrahydrofuran (THF) and diethyl ether are described as being ideal over…

A: To predict whether the given solution of tetrahydrofuran and diethyl ether is ideal or not.

Q: opph3 'A' CH3 Br a) BULI

A:

Q: Why do we consider carboxylic acids as acids?

A:

Q: 5. (a) A galvanic cell consisting of a Cd electrode dipping into a 1.0 M CdCl2 solution and a Pt…

A:

Q: A series of five standard copper solutions are prepared, and the absorbances are measured as…

A: Here we are required to find the concentration of unknown copper from the absorbance versa…

Q: N2 (g) + 4 H2 (g) + Cl2 (g) à 2 NH¼CI (s) AH = -628 kJ rxn How many grams of ammonium chloride were…

A:

Q: If 0.143 moles of NaCl were dissolved in a 250.0ml solution, what is the concentration of the NaCl…

A: Given :-  No.of moles of NaCl in solution = 0.143 mol  Volume of solution = 250.0 mL  To determine…

Q: The value of Kyg for AgBr is 5.4 x 1013. For the Ag/AgBr electrode, AgBr(s) + e Agls) + Br'(aq)…

A: