The strategies that the company_______to sell its products________house-to-house marketing

The strategies that the company_______to sell its products________house-to-house marketing

Q. The strategies that the company_______to sell its products________house-to-house marketing. (A) use, includes (B) uses, include (C) used, includes (D) uses, including Ans: uses, include Solution: “The strategies that the company uses to sell its products include house-to-house marketing.” In this sentence, “the company” is a singular subject, so the correct verb form to use […]

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The normal boiling point of a compound (X) is 350 K (heat of vaporization, ∆vapH, = 30 kJ mol–1). The pressure required to boil ‘X’ at 300 K

The normal boiling point of a compound (X) is 350 K (heat of vaporization, ∆vapH, = 30 kJ mol–1). The pressure required to boil ‘X’ at 300 K

Q. The normal boiling point of a compound (X) is 350 K (heat of vaporization, ∆vapH, = 30 kJ mol–1). The pressure required to boil ‘X’ at 300 K is ____Torr. (Round off to two decimal places) (Ignore the temperature variation of ∆vapH; Gas constant R = 8.31 J mol–1 K–1 and 1 atm = 760

The normal boiling point of a compound (X) is 350 K (heat of vaporization, ∆vapH, = 30 kJ mol–1). The pressure required to boil ‘X’ at 300 K Read More »

Consider the following two parallel irreversible first order reactions at temperature T

Consider the following two parallel irreversible first order reactions at temperature T

Q. Consider the following two parallel irreversible first order reactions at temperature T, where 𝑘1and 𝑘2 are the rate constants and their values are 5 × 10–2 and 15 × 10–2 min–1, respectively, at temperature T. If the initial concentration of the reactant ‘P’ is 4 mol L–1, then the concentration of product ‘R’ after

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The specific rotation of optically pure (R)-2-bromobutane is –112.00. A given sample of  2 bromobutane exhibited a specific rotation of –82.88

The specific rotation of optically pure (R)-2-bromobutane is –112.00. A given sample of  2 bromobutane exhibited a specific rotation of –82.88

Q. The specific rotation of optically pure (R)-2-bromobutane is –112.00. A given sample of  2-bromobutane exhibited a specific rotation of –82.88. The percentage of (S)-(+)-enantiomer present in this sample is Ans: The specific rotation of optically pure (R)-2-bromobutane is –112.00. A given sample of  2-bromobutane exhibited a specific rotation of –82.88. The percentage of (S)-(+)-enantiomer present in this sample is 13. Solution: Given, Specific rotation of optically pure (R)-2-bromobutane = -112.00.

The specific rotation of optically pure (R)-2-bromobutane is –112.00. A given sample of  2 bromobutane exhibited a specific rotation of –82.88 Read More »

A complex is composed of one chromium ion, three bromides and six water molecules. Upon addition of excess AgNO3, 1.0 g aqueous solution of the complex gave

A complex is composed of one chromium ion, three bromides and six water molecules. Upon addition of excess AgNO3, 1.0 g aqueous solution of the complex gave

Q. A complex is composed of one chromium ion, three bromides and six water molecules. Upon addition of excess AgNO3, 1.0 g aqueous solution of the complex gave 0.94 g of AgBr. The molecular formula of the complex is (Atomic weight:  Cr = 52, Br = 80, Ag = 108, O = 16 and H

A complex is composed of one chromium ion, three bromides and six water molecules. Upon addition of excess AgNO3, 1.0 g aqueous solution of the complex gave Read More »

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