Description : Under standard conditions (A) The free energy change ∆G°, is equal to 0 (B) The standard free energy change ∆G, is equal to 0 (C) The free energy change, ∆G°, is equal to the standard free energy change, ∆G° (D) Keq is equal to 1
Last Answer : C
Description : The free energy change, AG (A) Is directly proportional to the standard free energy change, AG (B) Is equal to zero at equilibrium (C) Can only be calculated when the reactants and products are present at 1mol/1 concentrations (D) Is equal to –RT in keq
Last Answer : B
Description : Standard free energy (∆G°) of hydrolysis of ADP to AMP + Pi is (A) –43.3 KJ/mol (B) –30.5 KJ/mol (C) –27.6 KJ/mol (D) –15.9 KJ/mol
Last Answer : Answer : C
Description : Given that the standard free energy change (∆G°) for the hydrolysis of ATP is -7.3 K cal/mol and that for the hydrolysis of Glucose 6-phosphate is -3.3 Kcal/mol, the ∆G° for the phosphorylation of glucose is Glucose + ATP → ... -10.6 Kcal/mol (B) -7.3 Kcal/mol (C) -4.0 Kcal/mol (D) +4.0 Kcal/mol
Description : Standard free energy (∆G°) of hydrolysis of creatine phosphate is (A) -–51.4 KJ/mol (B) –43.1 KJ/mol (C) –30.5 KJ/mol (D) –15.9 KJ/mol
Last Answer : Answer : B
Description : Standard free energy (∆G°) of hydrolysis of phosphoenolpyruvate is (A) –61.9 KJ/mol (B) –43.1 KJ/mol (C) –14.2 KJ/mol (D) –9.2 KJ/mol
Last Answer : Answer : A
Description : Standard free energy (∆G°) of hydrolysis of ATP to ADP + Pi is (A) –49.3 KJ/mol (B) –4.93 KJ/mol (C) –30.5 KJ/mol (D) –20.9 KJ/mol
Description : If the Keq for an enzymatic reaction is greater than 1, the reaction A- will be endergonic B- can not occur without the input of energy C- both (a) and (b) D- none of these
Last Answer : none of these
Description : The free energy change for a chemical reaction is given by (where, K = equilibrium constant) (A) RT ln K (B) -RT ln K (C) -R ln K (D) T ln K
Last Answer : (B) -RT ln K
Description : What does it mean if keq is more than 1?
Last Answer : reactants are favored over products in the reaction
Description : If (log x)/(a^2+ab+b^2) = (log y)/(b^2+bc+c^2) = (log z)/(c^2+ca+a^2), then x^(a-b). y^(b-c). z^(c-a) = -Maths 9th
Last Answer : (c) 1Let each ratio = k and base = e ⇒ loge x = k(a2 + ab + b2) ⇒ (a - b) loge x = k (a - b) (a2 + ab + b2) ⇒ loge xa - b = k(a3 - b3) ⇒ xa - b = \(e^{k(a^3-b^3)}\) Similarly, yb-c = \(e^{k(b^3-c^3)}\), zc-a = \ ... (e^{k(b^3-c^3)}\) . \(e^{k(c^3-a^3)}\)= \(e^{k[a^3-b^3+b^3-c^3+c^3-a^3]}\) = e0 = 1.
Description : The molar excess Gibbs free energy, gE, for a binary liquid mixture at T and P is given by, (gE/RT) = A . x1. x2, where A is a constant. The corresponding equation for ln y1, where y1is the activity co-efficient of component 1, is (A) A . x22 (B) Ax1 (C) Ax2 (D) Ax12
Last Answer : (A) A . x22
Description : According to Arrhenius equation of temperature dependency of rate constant for an elementary reaction (A) k ∝ √T (B) k ∝ e -E/RT (C) k ∝ T e -E/RT (D) None of these
Last Answer : (B) k ∝ e -E/RT
Description : From collision theory, the reaction rate constant is proportional to (A) exp (-E/RT) (B) exp (-E/2RT) (C) √T (D) T m exp (-E/RT)
Last Answer : (D) T m exp (-E/RT)
Description : Collision theory gives the rate constant for bimolecular reaction as (A) K α √T.e -E/RT (B) K α e E/RT (C) K α e -E/RT (D) None of these
Last Answer : (C) K α e -E/RT
Description : The order of reaction is the number of moles whose concentrations determine the rate of a reaction at a given temperature Give the integrated equation for first order reaction. K = (2.303 / t) * log (a ... a' is the initial concentration of reactants x' is the amount reacted in time t seconds
Last Answer : What is Threshold energy ?
Description : The internal energy of a gas obeying P (V - b) RT (where, b is a positive constant and has a constant Cv ), depends upon its (A) Pressure (B) Volume (C) Temperature (D) All (A), (B) & (C)
Last Answer : (C) Temperature
Description : Internal energy of a gas obeying Van-Der-Waals equation of state, [p + (a/v2)] (V - b) = RT, depends upon its (A) Pressure & temperature (B) Pressure & specific volume (C) Temperature & specific volume (D) Temperature only
Last Answer : (A) Pressure & temperature
Description : How do some people RT (twitter) with more than 160 characters?
Last Answer : When you click “Retweet” button it should RT the person’s exact tweet if it is 140 characters or less. The @ and the username do not contribute to the character count when you use the special RT feature. It will count however if you are manually retweeting, say from a cellphone or something.
Description : How do I get great airfare alerts when the RT ticket to _____ is below _____ ?
Last Answer : You might try googling air fare alerts. There appear to be numerous sites that offer this service.
Description : What is the full form of 'RT' ? -How To ?
Last Answer : The full form of 'RT' is Return
Description : PV = What is RT Equation ?
Last Answer : The equation of the ideal.
Description : If z is the midpoint of RT what are x RZ and RT?
Last Answer : (6x-4)
Description : What does RT mean on the inside of a 10k white gold ring?
Last Answer : I cannot answer this question.
Description : Most catches in ODI career? A. DPMD Jayawardene B. RT Ponting C. M Azharuddin D. SP Fleming
Last Answer : ANSWER: A
Description : Highest test half centuries are 66 in the history of cricket. Find out the player. A. RT Ponting (Australia) B. Jack Kallis (Republic of South Africa) C. Brian Lara (West Indies) D. Tendulkar (India)
Last Answer : ANSWER: D
Description : Highest test centuries are 51 in the history of cricket. Find out the player. A. RT Ponting (Australia) B. Jack Kallis (Republic of South Africa) C. Tendulkar (India) D. Brian Lara (West Indies)
Last Answer : ANSWER: C
Description : He scored 15645 runs in his test career with the average of 54.32 in 194 test matches. He is the highest run scorer in test cricket history. A. RT Ponting (Australia) B. Jack Kallis (Republic of South Africa) C. Tendulkar (India) D. Brian Lara (West Indies)
Description : Highest test centuries are 51 in the history of cricket. Find out the player. 121 A. RT Ponting (Australia) B. Jack Kallis (Republic of South Africa) C. Tendulkar (India) D. Brian Lara (West Indies)
Description : Most catches in ODI career? A. RT Ponting B. Muhammad Azharuddin C. DPMD Jayawardene D. SP Fleming
Description : India Highest test half centuries are 66 in the history of cricket. Find out the player. A. RT Ponting (Australia) B. Jack Kallis (Republic of South Africa) C. Brian Lara (West Indies) D. Tendulkar (India)
Description : The formula for computing impedance in a series circuit containing resistance, capacitance, and inductance is _____________. [ NOTE: the symbol * stands for 'multiplied by' ] A. Z = RT + XL + XC B. Z = R + XL - XC C. Z * Z = R * R + (XL - XC) * (XL - XC) D. Z = R * R + (XL * XC) - (XL * XC)
Last Answer : Answer: C