8. While studying the adsorption isotherm of acetic acid on charcoal, if 2.5 gm of charcoal be taken instead of 2 gm, what will be the change in the nature of the curve with respect to 2 gm.

Q: Determine the moles of ammonia present in 9.7 mL of O.51 Mammonia. Give your answer to four decimal ...

A: Given data: The volume of ammonia is V=9.7 mL=9.7×10-3 L. The molarity of ammonia is M=0.51 M=0.51 ...

Q: 1. For an aqueous solution containing Na*, Cl-, and Br¯, determine: (a) the number of components (b)...

A: Concept:  According to phase rule:  F= C+P-2  Where  F = degree of Freedom  C = component  P = no of...

Q: 5. Circle the most electron rich alkene. A B Me. Me Me. Me Me Me Me Me

A:  

Q: SO3 HNO3 0.1% H2SO4 C10H1403S C10H13NO5S H2SO4 H2SO4 H20

A:

Q: Predict the Product. Provide the major organic product(s) for each of the following reactions shown ...

A:

Q: A 25.0 mL sample of a saturated Ca(OH)2 solution is titrated with 0.028 M HCl, and the equivalence p...

A: Given that,  Volume of Ca(OH)2 (V1) = 25.0 mL  Molarity of HCl (M2) = 0.028 M  Volume of HCl (V2) = ...

Q: 1. A 20.0 kg object that can move freely is subjected to a resultant force of 45.0 N in the -x direc...

A: Concept: Force acting on a body is given by the following equation F = ma  F= force  m = mass  a = a...

Q: Explain why the following reaction is exothermic based on your knowledge of both bond enthalpy and e...

A:

Q: Experiment 2: Investigating the Properties of Buffer Solutions   Test Data:  pH of Cola Solution 2...

A: Buffer solution : It is the aqueous solution of of mixture of weak acid and conjugate base or vice v...

Q: When 20.0 mL of 0.200 M A9NO3 and 30.0 mL of 0.100 M NaCl, both at 24.72°C, are mixed in a coffee-cu...

A:

Q: What is the pH of a 1.5 M solution of NaNO2?

A: Molarity of NaNO2 = 1.5 M    

Q: Select all that apply. Select the equilibrium constant expressions (K, and Kp) for the formation of ...

A:

Q: A chemistry graduate student is given 100. mL of a 1.20M ammonia (NH solution. Ammonia is a weak bas...

A: 31 gm of NH4Br added to NH3 to make a buffer solution of desired pH.

Q: Part A The allowed energies of a simple atom are 0.00 eV, 4.00 eV, and 6.00 eV. An electron travelin...

A:

Q: Selenous acid (H2SeO3) is a diprotic acid, for which Ka1= 4.28 x 10^-3 and Ka2= 5.03x10^-8. Determin...

A:

Q: Provide a synthesis pathway for ester

A: synthesis pathway for ester

Q: Question 22 Consider the following reaction: NH2 NH2 Br2 HBr Br If 0.35g of aniline reacts with O.45...

A:

Q: Choose the correct product(s) for the following reaction:

A:   Benzene undergo electrophilic substitution reactions If electron withdrawing group is present on ...

Q: What is the volume, in liters, of 64.0 g of O2 gas at STP?

A: Given :- mass of O2 at STP = 64.0 g  To calculate :- volume (in L)

Q: As a routine safety procedure, acids and bases should be stored separately in a laboratory. Concentr...

A:

Q: Which one of the following ions will react with water via base hydrolysis? [Select all that apply] G...

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub parts for y...

Q: Determine the degree of polymerization of polypropylene having an average molecular weight of one mi...

A: Given the average molecular weight of polypropylene = 1 million or 1*106 g/mol

Q: What is the percent composition of scopolamine, C17H21NO4? __C% __H% __N% __O%

A: Molar mass of C17H21NO4 = molar mass of (17C + 21H + 1N + 4O)  = [17(12)+21(1)+1(14)+4(16)] = [204 +...

Q: What is the hybridization of carbon 2?

A:

Q: 4. Calculate the change in pH that results from adding 25 mL of 0.010F HCI to 500ml buffer solution ...

A: Given,  [NH3] = 0.25 M  [NH4Cl] = 0.15 M  Volume of the buffer in mL = 500 mL  Volume of HCl added =...

Q: What is the product?

A:

Q: Consider the reaction: N2 (g) + 3 Br2 (g) =2 NBr3 (g) At equilibrium, the concentrations of N2 and B...

A:

Q: The following table shows data from the titration of four 10.0 mL samples of a solution containing h...

A: a.) First we would Calculate volume of NaO* added using formula :  Volume of NaOH added = Final bure...

Q: Arrange the following compounds in the following order. Explain your arrangement. Br,, CO, H,, CH. L...

A: Br2 , CO2, H2 , CH4

Q: 2 NOBR (g) = 2 NO (g) + Br2 (g) A) adding NOBr. B) removing NO C) doubling the concentration of NO a...

A: Given- 2NOBr(g) <->2NO + Br2(g)

Q: In the recovery of iron from iron ore, the reduction of the ore is actually accomplished by reaction...

A:

Q: The specific heat capacity of lead is 0.13 J/g-K. How much heat (in J) is required to raise the temp...

A:

Q: Activity 11 This problem is on how to determine the pH of a salt. The salt is NaCIO. Find the pH of ...

A: 11.)  NaClO is a sodium salt of HClO acid , so its ion is ClO-, which is basic in nature.  So, we wo...

Q: A photon with a wavelength of less than 50.4nm can ionize a helium atom. What is the ionization pote...

A: Ionization energy/ potential is called the amount of energy required to remove an electron from an i...

Q: Solute: Nickel (I) chloride O Solid O Solution NICI, 1 L Concentration (molL) 0.300 ½L Evaporation R...

A:

Q: A chemist titrates 170.0 mL of a 0.3333 M nitric acid (HNO,) solution with 0.1703M NAOH solution at ...

A: Given :  Concentration of HNO3 = 0.3333 M  Volume of HNO3 = 170.0 ml  Concentration of NaOH solution...

Q: 4 6 7 8. 10 11 12 13 Complete the table below. Round each of your entries to 2 significant digits. Y...

A: Acid are those which release H+ ion and form conjugate base.  Base are those which take H+ ion and f...

Q: Describe how the melting point range was determined

A: Melting point range is the range of temperature where substance actually melts .  

Q: What is the cobalt(II) ion concentration in a solution prepared by mixing 351 mL of 0.372 M cobalt(I...

A:

Q: Information: Each spectra below was obtained from a pure compound. Mass Spectrum parent peaks (M) ar...

A: IR spectrum  1. 3074 cm-1 is due to aromatic C —H stretching 2. 2924 cm —1 is due to C —H stretching...

Q: ak acid mixture against strong alkali, nerally first peak is weaker while the ond peak is stronger-w...

A: Titration curves of a weak acid with a strong base.  The initial pH (before the addition of any stro...

Q: Draw the structure of citrulline, which is one of the components of the urea cycle. You do not have...

A: Citrulline is an amino acid. It's structure at pH 7 is drawn in the following step.

Q: How many mL of 55% by mass ethanol (density =0.952) is needed to mix with 620 mL of 70% by mass etha...

A: Answer: In this question we have to calculate the mass of the solution and mass of ethanol in terms ...

Q: Which is NOT a factor that affects retention time? I. the pressure used II. The nature of the statio...

A: the retention time will vary depending on: the pressure used (because that affects the flow rate o...

Q: Given the schematic diagram of the HPLC process, Identify teh marked part. solvent reservoir A signa...

A: HPLC : HPLC means High performance liquid chromatography .  

Q: 3. Determine the weight of the sample needed to be mixed to create a 125ml of the folowing compounds...

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for...

Q: When monitoring a reaction, the initial temperature of the reaction is 29 °C, it rose to 57 °C and t...

A:

Q: 14) Methanol is the fuel in "canned heat" containers (e.g., Sterno) that are used to heat food at co...

A:

Q: The pH of a 1.4M solution of acetic acid (HCH,CO,) is measured to be 2.30. Calculate the acid dissoc...

A: Given- pH=2.30 Concentration of acetic acid= 1.4M

Q: For each system listed in the first column of the table below, decide (if possible) whether the chan...

A: Entropy changes with pressure, Volume, dissociation of ions

Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.