Q: A 0.8250 g of soda ash sample was dissolved in distilled H O and diluted to 250-mL using a…
A: Please find the below attachment.
Q: What is the name of the macrolide shown? A. Erythromycin A B. Erythromycin B C. Erythromycin C D.…
A:
Q: What is the reaction on the oxidation of aniline?
A:
Q: A gas made up of atoms escapes through a pinhole 1.82 times as fast as Xe gas. Write the chemical…
A:
Q: H2C2O4. What amount is represented by 18.0 g of oxalic acid? How many molecules of oxalic acid are…
A: No of molecules=mole × avagadro number
Q: Chiorine exists in natute aga mixture ot stable isotopes ,cl-35 and ct-37:74 the atomic magg of…
A:
Q: 1. Calculate the Molarity of 0.524 mol of glucose in 895 mL of solution.
A:
Q: 5. Which of the following equations shows that isoquinoline, CoH;N, behaves as a Bronsted-Lowry base…
A: According to bronsted -Lowry concept base are those species which accept proton and after accepting…
Q: Q6. What are the reacting ions when Pb(NO,), and NaCl react in aqueous solution? A. Pb" CI B. Na",…
A: Q.6. Spectator ions are the ions which are present in the same form on both reactant and product…
Q: Twenty grams of tea leaves was extracted with 250.0 mL water. The aqueous extract was then subjected…
A: Part a. The distribution coefficient of caffeine between dichloromethane and water (Kd) = 8.35 Now,…
Q: Calculate the rate constant, K at 904 °C.
A:
Q: If 83 g of ZC2are consumed in 3.7 minutes what is the rate of the reaction that follows? X2 C(l) +…
A:
Q: 26. Ksp(Cd(OH):(s)) = 6.4 x 10-15. Determine the molar (mol/L) solubility of Cd(OH)2(s) in a buffer…
A: Ther eis more than one question and as per answering guidelines I can only answer first one,if you…
Q: An oxygen cylinder has a capacity of 300L and contains O2 at 3.1 MPa and 18 °C. The value is open…
A: Solution - According to the question -
Q: What is the Theoretical yield of iron for the reaction of 10.5g of Iron (III) nitrate and 5.00g of…
A: In this question, we will determine the theoretical yield of iron for the reaction between Iron(III)…
Q: Part A Formamide, used in the manufacture of pharmaceuticals, dyes, and agricultural chemicals,…
A:
Q: 2. Tellurium-123 is a radioactive isotope occurring in natural tellurium. The decay constant is 1.7…
A:
Q: X2(g) + 2 Y2(g) 2 XY2(g) + 80 kcal The equilibrium point will shift to the right if the...…
A: According to le chatelier principal if pressure increase than equilibrium shift towards where number…
Q: Answer fast i will give upvote Write down the identification reactions for lodine. Specify the…
A:
Q: * The compound CH3CH2NH2 is classified as a A) primary amine. B) secondary amine. C) tertiary…
A:
Q: If the ?b of a weak base is 3.1×10−6, what is the pH of a 0.18 M solution of this base? use ice…
A:
Q: determine the order of the reaction for each reactant and write the rate law equation for the…
A: Here we are required to find the rate law for the given reaction
Q: 20. What is A,G° (in kJ) at 500.0 K for the following reaction: Zn(s) + H2O(g) - ZnO(s) + H2(g)? 200…
A:
Q: 2. Which of the following is polyprotic acid? following statement is/are corc a. Benzoic acid…
A:
Q: Identifique el ácido que tiene la base conjugada más fuerte. Seleccione la respuesta correcta: HCIO4…
A:
Q: 32. Consider the following two standard reduction potentials: Pt2"(aq) + 2 e → Pt (s); E° = 1.180 V…
A: We have given reduction potential of two half cells. Higher the value of reduction potential of the…
Q: Q4. What is the frequency (s ) of radiation that has a wavelength of 459 nm? A. 6.54 x 10 B. 6.54 x…
A:
Q: Which of the following statements is CORRECT? Standard Reduction Potential (in volts) Mg2*/Mg -2.37…
A: Reducing agent is that which reduces the other and oxidise itself.
Q: Write down the identification reactions for lodine. Specify the reaction conditions
A:
Q: How many moles of aluminum will be needed to completely react with 12 moles of Br2 according to the…
A: Given-> Moles of Br2 = 12 mole 2Al + 3Br2 ----> 2AlBr3.................(equation-1)
Q: Q3. What volume of 8 M sulfuric acid must be used to prepare 1.5 Lof a 0.10 M H,So, solution? A.…
A:
Q: 13. Molality of a solution is: a. Moles of solute/liters of solution b. Moles of solute/liters of…
A: Concentration of any solution can be defined in terms of molality, molarity , ppm etc.
Q: A) -15.8° B) -31.5° C) -63.0° D) +63.0° E) +31.5° 18) In the following reaction, F. NaSH, solvent Br…
A: 17) R glutamic acid and S glutamic acid are enantiomers to each other. Their magnitude of specific…
Q: You have piece of copper that has a mass of 6.2 grams. How much energy/heat (in units of Joules) is…
A: Specific heat capacity is amount of heat needed to increase the temperature of one gram of substance…
Q: Create a scenario would show the smallest deviation from an ideal gas (i.e., would show the most…
A: Ideal gases have no intermolecular force of attraction.
Q: Draw the constitutional isomers of pentane?
A:
Q: Determine work (AG) that the non-standard voltaic cell below can produced. Pt| Cl2 (s) | Cl- (1.00…
A: In the given question we have to calculate the Free energy of the given cell reaction.
Q: The work function for silver is about 3.5 eV. What is the energy in joules for the work function?…
A: To convert the work function from eV to joules, we use the conversion factor 1 eV = 1.602 x 10-19 J
Q: Match each structure to their contribution to the resonance hybrid A В C D H Largest Contributor […
A: Resonance structure: If the Lewis structure of a molecule or ion cannot explain by a single…
Q: Q14. Which equation correctly represents the first ionization of copper? A. Cu(g) → Cu* (g) + 1e B.…
A: Ionisation energy can be defined as the amount of energy required to remove an electron from…
Q: What is the molar concentration of a sulfuric acid solution whose pH is 4.575? Select one: -5 а.…
A: Given that the pH of sulfuric acid = 4.575
Q: Benedict’s solution can be used to distinguish between: a) fructose and glucose b) maltose and…
A:
Q: The work function energy for copper is 7.56 x 10-19 J. What is the longest wavelength of the…
A:
Q: Q17. Which reactants will produce a precipitate when mixed in aqueous solution? 3 AIBr, and Nal B.…
A:
Q: A galvanic cell is powered by the following redox reaction: MnO,(s) + 4 H'(aq)+ 2 Cu" (aq) 2+ Mn…
A: Given, Redox reaction, MnO2(s) + 4H+(aq) + 2Cu+(s) -------> Mn2+(aq) + 2H2O(l) + 2Cu2+(aq)
Q: 74.) Refer to the following reaction mechanism 2A - B ki B 2A k.1 B + C D k2 Luse the…
A: According to the pre-equilibrium method, the reactions can be represented as: 2A⇌k-1k1BB+C→k2D…
Q: 1) H,Cro, 2) PČI, 3) (CH,CH,),NH (excess) OH Answer:
A: HCrO4 is an oxidising agent it oxidises alcohol in to corresponding carboxylic acid.
Q: 7) What is the correct IUPAC name of the molecule below ? H2 .C. H3C. CH3 ČH3 A) 2-methyl-4-pentanol…
A:
Q: 2) Would there be a change in the value of the enthalpy of combustion if the water is heated until a…
A:
Q: 29. An integrative rate law experiment shows that the plot of In [NO2] vs. time is a straight line…
A:
What is chiral chromatography?
Step by step
Solved in 2 steps with 2 images
- The uses of thin layer chromatography are: 1) To identify unknown compounds 2) Determine purity of products 3) Analyze reaction mixtures 4) To waste time in lab 5) Determine the melting point of the product U 6) Put an astronaut on the moon.What is the importance of paper chromotography? What is the usage of paper chromotography in the food industry? Who invented paper chromotography?For what type of separation would you use ion exchange chromatography (IC)?
- Chemistry Briefly describe the differences between the scanning and SIM approaches with reference to your data. Discuss how and why your scanning (TIC) and SIM (mass chromatograms look different. Pay particular attention to selectivity of compounds detected and signal-to-noise. What are some advantages of SIM? What are some disadvantages?An example of planar chromatography is: Column chromatography HPLC GLC TLCPlease answer these questions for ion chromatography?