Compute the empherical formula of the following: a. 19.16 Sn and 80.9% I b. 25.9% Fe and 74.1% Br

Q: 5. Aspirin СООН Classification: Salicylic acid + acetic acid COOH Reaction: LOCOCH3 HO + CH;COOH Enz...

A: Aspirin is formed by the reaction of salicylic acid and acetic anhydride in the presence of acetic a...

Q: Provide the answers with proper number of significant figures in the following operations. pls provi...

A: We know the default base of logarithm is 10.  To find the antilog we need to divide the given number...

Q: color of the flame produced when using in AAS in potassium determination  a. orange  b. none of th...

A: Potassium produce flame color blue purple.  Hence e  option is correct that is purple. 

Q: . 2.00 grams of Sodium hydroxide was dissolved in water up to 500 mL. Calculate the Normality of the...

A:

Q: Q17. Provide the major organic product of the reaction shown below. 1. BH, THF 2. Н.О, но 3. РСС 4. ...

A: Answer of questions given below, 

Q: 12. a. What is the molarity of a solution made by mixing 125 mL of 5.00 M H3PO4 with 325 mL H2O? b. ...

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Q: Test Yourself 4: For the reaction: CH3CH3(g) + 2H2O(g) + Ni(s) AH= +300 kJ/mol. 2CO(g) + 5H2(g) + Ni...

A: According  to Le-chatelier's principle when any are made on equilibrium then equilibrium is shift in...

Q: 1

A: In the given reaction carbonyl group converted to alcohol. 

Q: Acetylene and oxygen react to form carbon dioxide and water, like this: 2C,H,(g)+50,(g) → 4CO,(g)+2H...

A: Le-chatelier's principle states that if any type of strees is applied at equilibrium then equilibriu...

Q: 1kg of Hydrogen molecules H2contains 33.33 kWh of energy. 1 litter of liquid hydrogen weighs 70.99 g...

A:

Q: D 50 D 4000 3000 2000 1500 1000 5 00 HAVENUMBERI -il

A: 1 . Strong and Sharp peak at 2250 cm-1 (CN) . 2. Weak band at 2950-2840 because of CH stretch.

Q: NO + MnO2 → NO2 + MnO4 What is the coefficient of H* in the final redox reaction if balanced in an a...

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Q: Iron and water react to form iron(III) oxide and hydrogen, like this: 2 Fe(s)+3 H,0(g)→Fe,O3(s)+3 H2...

A:

Q: 42 Titration of 10.00 mL of a 0.444M solution of HCl with a solution of LiSH required 23.2 mL  of th...

A: Given reaction is : HCl   +  LiSH ----------->   LiCl    +    H2S    Volume of HCl in mL = 10.00 ...

Q: :O: HICIH bent QUESTION 18 What is the geometry relative to the C atom on the left in the Lewis stru...

A: Here we have to determine the molecular geometry of the indicated carbon atom present in organic com...

Q: Choose among the choices (an) example/s of (an) strong acids.   a. HClO4  b. HCl  c. H2PO4-  d. Both...

A: Strong acid is completely ionize or dissociated in aqueous solution

Q: Using titration reaction employing normality concentrations, what is the design instrument mathemati...

A: since given in the question concentrations are taken in terms of Normality which is Normality = no. ...

Q: A solution contain 70.2g sugar (molar mass= 342 g/mol) dissolved in 816 g of water. a) What is the m...

A: mass of sugar= 70.2 g , molar mass of sugar=342 g mol-1 mass of solvent=816 g = 0.816 Kg  then,

Q: Draw structures corresponding to the following systematic names: (e) (3E,5Z)-2,6-Dimethyl-l,3,5,7-oc...

A: To draw the structure for the following compound : (e) (3E,5Z)-2,6-Dimethyl-l,3,5,7-octatetraene(c) ...

Q: A chemical engineer is studying the following reaction: N3(g)+3 H,(g) - 2 NH;(g) At the temperature ...

A:

Q: 654 g of I2 crystals are added to 5,230 g of benzene, Kf of benzene =5.12 ° C/m a) What is the molal...

A:

Q: Predict the product of the following Diels-Alder Reactions. Include stereochemistry appropriate. wne...

A: Diels-Alder reaction is a addition of conjugated diene systems. 

Q: How would you synthesize the following alcohols, starting with benzene and other alcohols of six or ...

A: Answer of the question given below, 

Q: 3a) What is the AƐ value for the oxidation of cytochrome c by the Cua redox center in Complex IV whe...

A: Answer: Given data:  the ratio of cyt C (Fe2+) / cyt C (Fe3+) = 20 and ratio of CuA (Cu2+) / CuA (Cu...

Q: A chemical engineer is studying the following reaction: 2 NO(9)+2H,(g) N(g)+2H,0(9) At the temperatu...

A: Answer: To solve this question we have to calculate the reaction quotient of the reaction. Reaction ...

Q: Calculate the mass (in g) of glucose needed to make 50.0 mL of a 20% Glucose (m/v) solution.

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Q: Nitric acid reacts with aqueous barium hydroxide to give aqueous barium nitrate and water. Write a b...

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Q: What is the formula mass of a compound whose molar mass is 18.02 g?

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Q: 37 What is the color of the phenolphthalein when the reactions of acid and base reach the end point?...

A: Indicators can be defined as the  substances whose solutions change their  color due to changes in p...

Q: Choose among the choices (an) example/s of (an) strong base. a. NaOH b. KOH c. Ba(OH)2 d. Both A and...

A:

Q: What is the [H30+] concentration in a solution that is 4.25x10^-4 M C6H5NH3+? Kb = 3.98 x 10^ -10

A: Given data, Kb of C6H5NH2 = 3.98*10-10  [C6H5NH3+]=4.25*10-4 M  Then, [H3O+]=? 

Q: A system expands from a volume of 1.00 L to 2.00 L against a constant external pressure of 1.00 atm....

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Q: Please derive the reduced form of the Berthelot equation of State

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Q: + H-Br The above reaction involves heterolytic bond breakage of HBr. a) Encircle the nucleophile(s) ...

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Q: Consider the unbalanced redox equation, VO,S (aq) + SO2(g) + H*(aq) The reducing agent is -VO²"(aq) ...

A: First we are going to balance the chemical redox chemical reaction. 

Q: Calculate the change in temperature of 10 kg of water released 232 kJ of heat

A:

Q: How much, in grams, does each of the following quantities of matter weigh? a) 5.00 moles of...

A:

Q: Why is paper used for weighing dry, non-hygroscopic chemicals only? Why is watch glass used otherwis...

A: When weighing chemicals, only dry, non-hygroscopic substances may be weighed on paper, otherwise, us...

Q: A reaction is carried out at 25 °C with AHO = 20 kcal/mol and AS° = 25 cal/K-mol. (R: 8.314 J/K-mol ...

A: Answer: This is the question based on the second law of thermodynamics.

Q: What is the frequency of light (s^-1) that has a wavelength of 3.12 x 10^-13cm?

A: Wavelength of light,  (λ)  = 3.12 × 10-13 cm  

Q: 1. Which of the following is NOT an example of physical property? B. Length A. Texture C. Intensity ...

A:

Q: 24 Suppose 5.056 grams of an unknown solute are dissolved in 50.0 grams of phenol (C6H5OH). The resu...

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Q: conjugate acid-base pairs

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Q: Arrange the following in decreasing order of stability. Explain your answer. CH;CH CHYCHCH,CH;CH CH3...

A: In the given problem we have to describe the stability of alkene and we know that Stability of alken...

Q: Oxidation Test. Which of the following tested compound(s) would give a positive test? Why? H3C CH3 A...

A: Alcohols and aldehydes give oxidation test easily using oxidizing agents like PCC, KMnO4, etc.  Acet...

Q: The reaction of 5.07g N2 with 0.722g h2 produces 1.27g NH3. What is the percent yield of this reacti...

A: Yield is calculated by ratio of Autual yield to theoretical yield.  

Q: 2.00 grams of Sodium hydroxide was dissolved in water up to 500 mL. Calculate the Formality of the s...

A:

Q: Atomic Weights of the following elements: N = 14 amu Na = 23 amu C = 12 amu H = 1 amu O = 16 amu 1. ...

A: Since you have posted multiple questions, we'll answer the first one. If you want any other question...

Q: or

A: In this question we have to explain that the correct option of above statements with suitable reason...

Q: An iron ore has a 55% Fe2O3 with 5% moisture content. What is the Percentage of Fe2O3 in a dry basis...

A: Let the mass of ore = 100 g         Mass of Fe2O3 = 55 g     Moisture content = 5 g On drying the ma...

Applications of Molecular Spectroscopy

When light sources pass through the diffraction grating then light splits into different wavelengths. The light source produces two types of patterns that are shown as destructive and non-destructive. The light source is in the form of quanta that is quantitation.