Which of the two directly affect the intensity of the IR signal? Whether the signal is casued by vibration or stretching Electronegativity difference of the bonidng atom Concentration of the functional group     i, ii and iii     only i and iii     only i and ii     only ii and iii

Q: how much energy must be absorbed or released as heat to change 87.0 g of liquid propanone at 25.00°C...

A: The solution is as follows:  

Q: What is the molality of 30% by mass CaCl2 solution?

A: Given :- % by mass of CaCl2 = 30% To calculate :- molality of solution 

Q: 5. Propose a set of reactions to convert the starting material to the given product. NO2 OMe СООН Br...

A:

Q: how long

A:

Q: lucidate the bonding of the following complexes according to the valence-bond eory approach: ) [Ni(N...

A: Valence -bond theory :-  a) [Ni(NO2)4]-2 b) [Cr(CO)6]+3

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A: Given: 50 mL of original juice is used. 1 mL of the original solution is used to give absorbance of ...

Q: what is 0.939g of 4-nitrobenzoyl chloride in mmol?

A:

Q: 2. What power does a pump develop to lift 45 L of water per minute from a depth of 115 m? (1L of wat...

A: Power is defined as the rate at which work is done upon an object.

Q: Develop a general equation for the standard heat of reaction as a function of temperature for one of...

A: ANSWER : (a) C4H10(g) →CH2=CH-CH=CH2(g) + 2H2(g)Where:∆H for C4H10 =-125790 J∆H for C4H6 =   109240 ...

Q: e table below,

A:

Q: The rate of a certain reaction is given by the following rate law: rate =k[N,[H,° Use this informati...

A:

Q: Can you suggest a product and a name for nanobots?

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Q: 45 Carbonic acid, H,CO, is a diprotic acid and thus, has two K values: K = 4.3 ×10-7; 3 (aq)> a K = ...

A:

Q: 2. A TIc plate was run on the fractions (#1-4) collected from a silica gravity column chromatography...

A:

Q: standard heat of reaction as a function of temperature

A:                      

Q: Using the figure, identify the two points showing Freezing Point Depression.   a. 1 and 2 b. 1 an...

A:

Q: Table 3 Temperature C Time in seconds Rate [2/time Value of k !! 46.5 26sec (Using the values of the...

A: Since you have asked multiple questions, we will solve the first question for you. If you want any s...

Q: Copper Amax cobalt|Amax copp oncentration, mM 20.00 40.00 60.00 0.177 0.382 0.518 0.2 0.4 0.7 80.00 ...

A: Given : We have to calculate the concentration of cobalt and copper.

Q: How to calculate the volume at 20 degrees celsius of 695 grams of liquid with density 1.20 g/mL?

A: The mass per unit volume of a substance is known as the density of the substance. The density of a s...

Q: How much THE REQUIRED AMOUNT OF 500mg ASCORBIC ACID TABLETS should i need to pulverize? and; How muc...

A: Concentration of stock solution of ascorbic acid = 0.02 M                                         Av...

Q: Chemistry Question

A: 1. Select the principle carbon chain 2. Numbering 3. Naming (prefix + word root + suffix) Note :- Th...

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.69 kg sample ...

A:

Q: Cyclic esters and amides are called lactones and lactams, respectively. These compounds are classifi...

A: classification of lactones and lactams

Q: Calculate the theoretical yield of procaine assuming 1.00 mmol of nitro ester is used as a reactant...

A: The solution is as follows:  

Q: Consider the hypothetical serine protease in the image, which shows the specificity pockets. The S, ...

A: Hydrophobic side chains are non-polar side chains. The hydrophilic side chains are polar, acidic, an...

Q: H, or HLE of Solute: Select an answer H2 HLE of Solvent: Select an answer H3 or HHYD: Select an answ...

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Q: hat is AG for the reaction ATP + H2O + ADP + P¡ in which the concentrations are ATP = x2 M, ADP = x ...

A:

Q: Based on the given data, what is the λmax of copper?   0.1 M Copper 300 0.157 325 0.233 350 0.465 3...

A: The correct answer is:  

Q: Consider the following mechanism for the reaction between hydrogen bromide and oxygen: 1.) HBr(g)+O2...

A:

Q: Under what conditions is the volume of one mole of a gas equal to 22.4 L? What do you call this volu...

A: Under what conditions, volume of one mole of a gas is equal to 22.4 L ?  What do you call this volum...

Q: light associated with transitions between energy levels An electronic transition occurs from n = 5 t...

A:

Q: A solution for disinfecting clinical thermometers was prepared by dissolving 22.5 g of ethyl alcohol...

A:

Q: OH Dess-Martin's periodinane (DME thylamine) CH2CI2

A:

Q: What is the molar absorptivity of copper at λmax of cobalt?

A: The data given is,

Q: grams

A:

Q: What is the Rf formula and is it based off the middle of the spot, top, or bottom for distacne trave...

A: Given, Retention Factor (Rf)       Required,                     Formula of retention factor        ...

Q: What is the molality of a solution containing 75.5 g sucrose in 400 g water? Show your solution.

A:

Q: The osmotic pressure of blood at 37o C is 7.6 atm. A solution that is given intravenously must hav...

A: Osmotic pressure  = 7.6 atm  Temperature = 37 °C   Molarity of glucose solution = ?   

Q: 28. Completely describe the orbitals found in the fourth. energy level. How many electrons can be fo...

A:

Q: calculate the average end-to-end distance for the ideal chain?

A: Given Data: Number of C-C bond present in the polymer chain, N = 250000                       Bond l...

Q: how many hydrogen atoms are in 0.1488 of g phosphoric acid

A:

Q: A vessel contains 0.4 moles of H2, 2.0 moles of N2, and 1.7 moles of F2. What are the mole fraction ...

A: The mole fraction of the gases are 0.0976 (H2), 0.4878 (N2), 0.4146 (F2).

Q: 6) An analyst meanred the con entration acid in a solution uning two diferent indicators. lis result...

A: Solution -

Q: QUESTION 2 Based on the given data, what is the Amax of copper? 0.1 M Copper 300 0.157 325 0.233 350...

A: The wavelength at which a sample has the highest absorption, is called absorption maximum.

Q: What happens during a dehydration reaction? Water reacts with the molecule and breaks it down into s...

A: The electronic configuration of carbon is 1s22s22p2

Q: What is the molar absorptivity of cobalt at λmax of cobalt?

A: Given : We have to calculate the molar absorptivity of cobalt. 

Q: What is the mole fraction of HCl in an aqueous solution that contains 44.2 g of HCl and 88.6 g of wa...

A:

Q: 5. For the reaction, 2N2O5 (g) 4 NO2 (g) + 02 (g), the rate of formation of N02 (g) is 4.0 x 10 mol ...

A:  

Q: 4. A4800 – kg bus rounds a curved tunnel on a smooth, level road of radius 52 m at a speed of 14 m/s...

A:

Q: Describe Graham's law. Hydrogen chloride gas (HCI) diffuses 1.8 times faster than an unknown gas. De...

A: Graham's law of effusion: Graham's law of effusion states that the rate of effusion of a gas is inve...