Q: A 0.7802-g sample is dissolved in cyanide solution to convert its sulfur (32.066 g/mol) to…
A: Note :The conversion of sulphur into thiocynate takes place.
Q: 5. Galvanic cell is made up of Sn electrode immersed into 0.1 M solution of Sn(NO3)2 and Al…
A:
Q: Give the nature of the phases found in the following phase diagram in the numbered areas and degrees…
A: The above diagram is phase diagram of CaO-ZrO2 system.
Q: Maria was tasked to determine the concentration of a Fe2(SO4)3 solution. She prepared 5 different…
A:
Q: The presence of amides in living organisms is beneficial due its stability which results from being…
A: The reactivity of the acyl compound depends on the partial positive charge present on the carbonyl…
Q: What is the order of a reaction that has a single reactant and when plotting the logarithm values…
A: Logarithm values of the concentration of a reactant is plotted against the reaction time .We have…
Q: 100 Ether will be removed using a rotary evaporator usually referred to as a "rotovap, watch the…
A: We have to how rotavap is used to remove the solvent. In other words, we have to tell about the…
Q: A 36.45 g sample of a substance is initially at 28.4 °C. After absorbing 1041 J of heat, the…
A: The mass of the substance is = 36.45 g The increase in the temperature of the substance is =…
Q: Sodium hydroxide reacts with which fatty acid to yield the product below given the appropriate…
A: Given, Sodium hydroxide reacts with which fatty acid to yield the product below given the…
Q: Matching Type Force a liquid (mobile phase) through the liquid chromatograph at a specific flow rate…
A: Forces a liquid (mobile phase) through the liquid chromatograph at a specific flow rate = Pump…
Q: 48. How much 0.0500 M EDTA is needed to titrate the Mg in a 0.1135-g of hydromagnesite, 3MgCO,…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: The specific heat of a certain type of metal is 0.128 J/(g⋅∘C).0.128 J/(g⋅∘C). What is the final…
A: The specific heat of the metal states that 0.128 Joule of heat is needed for an increase in…
Q: Noting the curved arrows, draw all the product(s), organic and inorganic, of the following reaction.…
A: In the given question we have to draw the product formed by the following reaction. Here, ester…
Q: Which of the following is added to aldehydes to form two ether-like groups bonded to the carbonyl…
A: Given statement is : Which of the following is added to aldehydes to form two ether-like groups…
Q: A particular reaction is found to be first order. The reactant has an initial concentration of 1.71…
A: For first-order reaction, the equation ln[A] = -kt + ln[A]0 depicts a straight line (y = mx + c)…
Q: Show the detailed mechanism of the following reaction. Include the electron-push arrow. Fischer…
A: Let us first prepare the reagent for the reaction and then provide a mechanism of fisher reaction.
Q: 5. (a) The Mossbauer effect depends upon the recoilless emission of a y-ray. How important is it to…
A: This Question is based upon Inorganic Massbauer Spectroscopy.
Q: The emf of the cell reaction The standard electrode potentials for the half cell reactions are: Zn →…
A:
Q: A standard curve for glucose analysis was prepared.The slope (m) was found to be 1.341 while the…
A: Given: Slope(m) = 1.341 y-intercept = -0.333 Absorbance (y) = 0.151
Q: Having the absorbance of 62.5 M solution is 0.222, what is the molar extinction coefficient if the…
A:
Q: An atom has an electron configuration of 1s22s22p6. Which of the following are possible quantum…
A:
Q: Question 15 Caffeine, benzoate, and aspartame content of mountain dew soda was determined using…
A:
Q: acidity arises (at least in part) from an equilibrium between dissolved carbon dioxide and hydrogen…
A: In the above given question the soda company should keep in mind the following few things- The…
Q: explain the reaction pathway of combustion of ethanol
A: Answer - Reaction of combustion of ethanol ethanol C2H5OH(l)+3O2(g)⟶2CO2(g)+3H2O(l) −1366.8…
Q: very unstable francium-221 is produced. Giver f-life of francium-221 is only 5.00 minutes, if th…
A: Given, Half life time (t1/2) = 5.00 minutes Decay constant (k) = 0.693/5.00 = 0.1386 min-1…
Q: Question The equation below represents the formation of acid rain. SO₂ + H₂O H₂SO, 1. From the…
A: 1. The gas which dissolves in rain to form acid rain is SO2 or Sulphur Dioxide. 2. Acid rain…
Q: Question 1 In measuring reduction potentials in potentiometry, the change in cell potential is due…
A:
Q: Complete the equation for the reaction between each Lewis acid-base pair. CH3 H H3C-Ç+ CH3 H • Use…
A: Given reaction is :
Q: marble Question 4 1. Write the following equations in words: a) KOH + HCI → KCI + H₂O b) ZnO + H₂SO4…
A: 1. a) When potassium hydroxide (base) reacts with hydrochloric acid (acid) , then potassium chloride…
Q: Mixed Refrigant Mixed Refrigant Treated Natural Gas (M M Figure 1: The dual cycle mixed refrigerant…
A: Ans. The natural gas is required to be cooled to -162°C at atmospheric pressure : When natural gas…
Q: why the band gap appears in Nearly free electron (NFE) model?
A:
Q: Which of the following can form a carbinolamine intermediate with ammonia? a Bromoethane b…
A:
Q: Question 16 Caffeine, benzoate, and aspartame content of mountain dew soda was determined using…
A:
Q: For each of the compounds below, if they exhibit resonance, draw a resonance structure below the…
A:
Q: What will happen the the Lf if the calorimeter used was twice as large as the one used in the…
A: Answer: Lf mentioned over here is the enthalpy of fusion, it is equal to the amount of heat required…
Q: A metallic object to be plated with copper is placed in a solution of CuSO.. What mass of copper…
A: Given, Current, I = 0.22 amp Time, t = 1.5 hours = 5400 sec Molar mass of Cu =…
Q: How many mL of 0.500 M NaOH should be added to 10.0 g tris HCI to give a pH of 7.60 in a final…
A: Here is your answer...........
Q: 3. When aqueous sodium carbonate (Na₂CO3) is added to barium chloride (BaCl₂), barium carbonate…
A: Detail mathematical calculation is shown below
Q: c) Explain why the room temperature ¹H NMR spectrum of AlMe3 consists of one singlet, but at low…
A:
Q: What does a catalyst do?
A:
Q: True or False. 1. The absorbance of a sample is equal to the negative logarithm of the…
A: Hello dear student, 1) TRUE 2) TRUE 3) TRUE
Q: ssible sources of error that would account for a discrepancy of greater than 10%. ntration of [Li*]…
A: The solubility product constant, Ksp, is the equilibrium constant for a solid substance in aqueous…
Q: Draw curved arrows that depict electron reorganization for the acid base reaction below. See below…
A: In an organic reaction mechanism, a curved arrow represents the transfer of electrons. In an organic…
Q: salicylic acid + methanol --> a methyl salicylate + water b methyl salicylate + acetone c…
A:
Q: A 5.020 g sample of dried spinach leaves was digested in 50 mL of 6 mol L-¹ nitric acid. The…
A: Iron content of spinach can be calculated from the calibration curve linear equation.
Q: Caffeine eine benze, and aspartame content of mountain dew soda was determined using reverse phase…
A: Given: Concentration of standard Caffeine used = 0.70 mg/mL Concentration of standard Benzoate used…
Q: Question 16 Caffeine, benzoate, and aspartame content of mountain dew soda was determined using…
A:
Q: A standardized 0.83 M solution of KMnO4 is titrated against a 16 mL sample of an unknown analyte…
A:
Q: III. Assign an oxidation state to each atom in each of the following: 1. Zn 2. Cu+2 3. CaCl₂ 4. CF4…
A: Oxidation state is defined as the real or imaginary charge present on an atom in a species on the…
Q: Which among the following forms of radiation will impart the greatest amount of energy to the sample…
A: The energy of a photon is given by the following equation -…
Step by step
Solved in 2 steps with 2 images
- (d0 9 with explanation )What is the Kb expression for CN-?It is estimated that the net amount of carbon dioxide fixed byphotosynthesis on the landmass of Earth is 5.5 * 1016 g>yrof CO2. Assume that all this carbon is converted into glucose.(a) Calculate the energy stored by photosynthesis onland per year, in kJ. (b) Calculate the average rate of conversionof solar energy into plant energy in megawatts, MW11W = 1 J>s2. A large nuclear power plant produces about103 MW. The energy of how many such nuclear power plantsis equivalent to the solar energy conversion?Integrative Exercises
- Calculate the binding affi nity of a ligand for its receptor from the following data:What is ΔSsurr for a reaction at 28.6 °C with ΔHsys = 38.9 kJ mol-1 ? Express your answer in J mol-1 K-1 to at least two significant figures.If the enzyme lactase has a Vo of 0.111111111111 mM per minute when [S] = 1.0 mM, and a Vo of 0.20 mM per minute when [S] = 5.0 mM, what is its Km? Calculate Vmax of the above enzyme (lactase). Calculate the slope on a Lineweaver-Burk plot (Km/Kmax) for the above enzyme (lactase).
- Hiii!! does anyone here can help me with this said activity? How can i know what the vid is telling ( https://youtu.be/dinNjEiqxcg , https://youtu.be/Xj0X3CS9J3k , and https://youtu.be/1IaaMeGQwdg ). thank uUsing data in Appendix E, calculate the standard emf foreach of the following reactions:(a) H21g2 + F21g2 ¡ 2 H+1aq2 + 2 F-1aq2(b) Cu2+1aq2 + Ca1s2 ¡ Cu1s2 + Ca2+1aq2(c) 3 Fe2+1aq2 ¡ Fe1s2 + 2 Fe3+1aq2(d) 2 ClO3-1aq2 + 10 Br-1aq2 + 12 H+1aq2 ¡ Cl21g2 +5 Br21l2 + 6 H2O1l2Could someone explain what this is saying? I would like a better understanding. FIGURE D CPP32 (Caspase-3) protease activity. Aliquots of cell lysates (50μL) were incubated with an equal volume (50 μL) of the reactionbuffer and 5 μL of 7-amino-4-trifluoromethyl coumarin (AFCDEVD) for 1 hour at 37˚C (Clontech). The shift in fluorescenceemission of AFC-DEVD, on its proteolysis to free AFC by theprotease, was detected in a fluorometer, using a 400 nm excitationfilter and 505 nm emission filter.