H S. NH2 NH2 OH HO,

Q: Name any two challenges in the field of Oil and Gas related to each mentioned below and suggest solu...

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Q: Question 16 Which of the given statements are CORRECT for an indicator that ionizes as shown below (...

A: Given :  Ka of indicator = 1.0 x 10-4  => pKa = - log Ka = - log(1.0 x 10-4) = 4 

Q: Omeprazole magnesium [(C17H18N3O3S)2 * Mg; MW = 713.12) dissociates to 70% at a certain concentratio...

A: Molecular weight of Omeprazole = 713.12g/mol Percentage of degree of dissociation = 70%  Degree of d...

Q: It was found out that 2.0 kg of sucrose can dissolve per liter of water at 25°C. How many tablespoon...

A: Mass of sucrose = 2kg i.e. 2000 g  Volume of water = 1 L or 1000 mL  

Q: Balance each of the following chemical equations. (Use the lowest possible coefficients for all reac...

A: Balanced reaction is the reaction in which number of atoms are equal on reactant as well as product ...

Q: Question 25 Salivary amylase is used to hydrolyzed a(1à4) glycosidic bonds in carbohydrates. O True ...

A: 1st option is correct that is true.  Reason : Salivary amylase is a digestive enzyme that helps in t...

Q: (g) Differentiate between hypereutectoid and hypoeutectoid alloys

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Q: Problem 6. Identify the Lewis acid and base in each of the following reactions: a) SiF, + 2 F SIF 2-...

A: Lewis base  is that substance which donates a pair of electrons and Lewis acid  is that substance wh...

Q: Equal moles of which of the following chemicals could be used to prepare a basic buffer solution ?  ...

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Q: Nitrosyl bromide decomposes according to the following equation.             2NOBr (g)    2NO (g)  ...

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Q: What is the pH of the solution given the following information? Methyl orange = yellow Methyl red = ...

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Q: What number of atoms of nitrogen are present in 3.54 g of each of the following? a. glycine: C2H5 O2...

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Q: Carbon dioxide (CO2) is the gas that is mainly responsible for global warming (the greenhouse effect...

A: C6H12O6 + 6 O2 ---------> 6 CO2 + 6 H2O Each person consumes 4.69x102 g of glucose per day World ...

Q: How many aldehydes and ketones contain a benzene ring and have formula C,H;O. What are their names a...

A: A question based on nomenclature that is to be accomplished.

Q: (Bu Ме H Me H H H H H H Ме Me Me Me (Bu Y

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Q: What is the CV of the data below?

A: Coefficient of variation = Standard deviation / Average  Now, Average = (2.7 +3 + 2.6 + 2.8 + 3.2)/5...

Q: What is the mole fraction of substance B (ethanol) in a mixture that is 58.4% weight

A: If total mass of mixture = 100 g  Then  Mass of water = 58.4 g Mass of Ethanol = 100-58.4=41.6 g Mol...

Q: A juice concentrate was colorimetrically assayed using Nelson's test. One milliliter (1.00 mL) of th...

A: To determine the reducing sugar concentration (mg/mL) in the juice concentration.   

Q: H,C=CH, H' 'N' H. H ENE YDE INE

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Q: water in the air (at equilibrium) will decreased the vapor pressure of water at that temperature c. ...

A: Here some water is put on an open stove at initial temperature.  In that case evaporation and conden...

Q: Calculate the pH value of the resulting solution by titrating 0.1 molar ammonium hydroxide 100 ml wi...

A: Given that, 100 mL of 0.1 M ammonium hydroxide was titrated with 0.1 M of HCl. The Kb of ammonium hy...

Q: Direction: Relate the properties of liquids to intermolecular forces. Tell whether each property exh...

A: The solutions are as follows

Q: (d) Why is complete solid solubility likely to occur in substitutional solid solutions but not in in...

A: When we talk about substitutional solid solution the solute and solvent possess similar properties s...

Q: From the following sets, what starting materials and reagent(s) are used to make the following two p...

A: We have to predict the correct set of reagents.  

Q: Direction: Analyze the pictures of the properties of liquids and complete the table by answering the...

A: There are three forms of matter namely solid, liquid and gas. Liquid and gases are fluids . Solids h...

Q: molecules? Briefly explain your answer in terms of molecular pe molecule. a. Between COz and H20 mol...

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Q: Given the compounds below, which is the more stable one?

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Q: 4.33 Predict the products of the following reactions. Indicate regioselectivity where relevant. (The...

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Q: The pH of a solution produced when 20 ml of 0.1 M acetic acid is mixed with 5 ml of 0.5 M potassium ...

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Q: Yeast, Saccharomyces cerevisiae, fermented sucrose faster than glucose and fructose. Why? and why wa...

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Q: Which of the following is the correct glycosidic bond linkage of the disaccharide shown? он но но он...

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Q: onsturct 3 jokes using functional group

A: A question based on functional group that is to be accomplished.

Q: You put a pot of water on the stove and the water begins to boil. What is the system? What is the su...

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Q: Do chelators reduce conductivity? Do water-miscible solvents such as mono ethylene glycol, glycol et...

A: A question based on coordination complexes that is to be accomplished.

Q: 2. Arrange the different types of intermolecular forces in #1 item below from strongest to weakest i...

A: There are various type of force of attraction but in this question we will discuss about hydrogen bo...

Q: Let Us Try Using the concepts we've learned, classify the given compound in the table as polar or no...

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Q: An excess of 0.34 mg Pb is obtained from an assay test determined in an analysis. What is the percen...

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Q: You add hydrochloric acid slowly to the water and notices that the flask feels hot. What is the syst...

A: A question based on chemical thermodynamics that is to be accomplished.

Q: I need help with these three question please Which of the following is a Brønsted-Lowery base? A) CH...

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Q: It is possible to guess the type of salt, acidic or alkaline, based on

A: Alkaline solution means solution is basic. Solution is made up of solute and solvent. Alkaline solut...

Q: 1. OH OH 5. OH HO HO 3. 6. OH HO 2.

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Q: In the Periodic Table below, shade all the elements for which the neutral atom has an outer electron...

A: All the element which has outer most configuration ms2 nd10 has fully s orbital and d orbital . Mean...

Q: Combine the following half-reactions to obtain a balanced overall redox reaction.  WO3+6H++6e−→W+3H...

A: We have to combine these two equations to obtain a balanced overall redox reaction.

Q: 11 Give the missing reactant(s), product(s) or reagent(s) ONLY (no mechanisms). (Non-anonymous quest...

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Q: The elements lithium and oxygen react ex- plosively to from lithium oxide (LigO) accord- ing to the ...

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Q: Part II Data Analytical Wavelength read from the spectra (nm): Absorbance at the analytical waveleng...

A: In the quantitative analysis, the concentration of the specific compound that is analyte is estimate...

Q: If a strong acid is added in a buffered solution, the hydronium ions react with the conjugate base/s...

A: Consider a buffer solution of weak acid (HA) and A-(salt).   

Q: What is the concentration of an aqueous HI solution that has a pH of 2.26? 1.82 x 103 M 5.50 x 10-3 ...

A: Given that, pH of HI = 2.26  Then, [HI] = ?

Q: For the following reaction, 0.278 moles of sulfur dioxide are mixed with 0.306 moles of oxygen gas. ...

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Q: Write ONE mass balance equation and the charge balance equation for 0.20 M Ba(OH)2. Note that Ba(OH)...

A: Mass balance equation : In the mass balance equation , the Molar concentration of both the cation an...