CBSE XI Science Chemistry The s-Block Elements
what is enthapy & entropy driven reaction??
Asked by
5th March 2008
6:03 PM
Answered by Expert
NEET1 NEET1 Chemistry Thermodynamics and Thermochemistry
The enthalpy of hydrogenation of cyclohexene is -119.5kJ/mol. If resonance energy of benzene is -150.4kJ/mol. Enthalpy of hydrogenation of benzene is ?
Asked by anirbanbag81
13th December 2017
10:32 AM
Answered by Expert
NEET1 NEET1 Chemistry
Enthalpy of formation of HF and HCl are -161kj and -92kj respectively, which one is a more stable compound and why
Asked by anirbanbag81
14th December 2017
11:30 AM
Answered by Expert
NEET1 NEET1 Chemistry
why is change in enthalpy and entropy equal to 0 in reversible reaction?
Asked by imtiyazmulla68
22nd March 2018
8:26 PM
Answered by Expert
CBSE XI Science Chemistry
Please answer the following question.
Asked by Balbir
4th April 2018
4:46 PM
Answered by Expert
CBSE XI Science Chemistry Thermodynamics
Please answer following question.
Asked by Balbir
4th April 2018
5:02 PM
Answered by Expert
NEET1 NEET1 Chemistry
For a reaction A↽−−⇀B, the activation energy for the forward reaction is 65 kJ mol−1. If enthalphy of reaction is 42 kJ mo1−1, the activation energy for the raction B⟶A would be?
Asked by imtiyazmulla68
12th April 2018
11:38 PM
Answered by Expert
CBSE XI Science Chemistry Thermodynamics
sir please answer
Asked by minipkda
23rd May 2018
5:27 AM
Answered by Expert
CBSE XI Science Chemistry Thermodynamics
One mole of anhydrous MgCl2 dissolves in water and librates 25 cal/mol of heat. ∆Hhydration of MgCl2 = –30 cal/mol. Heat of dissolution of MgCl2.7H2O(s) is :- (1) +5 cal/mol (2) –5 cal/mol (3) 55 cal/mol (4) –55 cal/mol
Asked by Atulcaald
25th May 2018
12:24 AM
Answered by Expert
CBSE XII Science Chemistry Surface Chemistry
define enthalpy of adsorption
Asked by niharikapabba2605
7th August 2018
11:41 AM
Answered by Expert
CBSE XI Science Chemistry Thermodynamics
6.63 sum
Asked by lovemaan5500
21st January 2019
6:37 AM
Answered by Expert
JEE Main Chemistry Chemical Thermodynamics
Detailed solution please.
Asked by g_archanasharma
8th February 2019
5:48 PM
Answered by Expert
JEE Main Chemistry Chemical Thermodynamics
Detailed answers please
Asked by g_archanasharma
20th February 2019
5:23 PM
Answered by Expert
NEET NEET Chemistry Chemical Thermodynamics
CH3COOH(aq) → CH3COO- (aq) + H+ (aq), ΔrH° = 0.005 kcal g-1 Enthalpy change when 1 mole of Ca(OH)2, a strong base, is completely neutralised by CH3COOH (aq) in dilute solution is a) -27.4 kcal mol-1 b) -13.4 kcal mol-1 c) -26.8 kcal mol-1 d) -27.1 kcal mol-1 Correct answer is option 'C'. Can you explain this answer?
Asked by ntg432000
6th March 2019
11:26 AM
Answer Verified by Expert
JEE Main Chemistry Chemical Thermodynamics
Plz solve it step by step 8
Asked by vishakhachandan026
15th April 2019
11:34 AM
Answered by Expert
CBSE XI Science Chemistry Thermodynamics
How to solve this Question?
Asked by varakalasuchi3
28th March 2020
4:47 PM
Answered by Expert
CBSE XI Science Chemistry Chemical Thermodynamics
answer this question sir ples!...........
Asked by okvgom
26th April 2020
2:12 PM
Answered by Expert
CBSE XI Science Chemistry Thermodynamics
Please answer this.
Asked by Prashant DIGHE
13th June 2020
10:21 PM
Answered by Expert
CBSE XI Science Chemistry Thermodynamics
5 If the enthalpy of formation of HCl (g) and Cl– (aq) are –92.3 kJ/mol and – 167.3 kJ/mol, find the enthalpy of solution of hydrogen chloride gas
Asked by kupadhyay2394
3rd November 2020
12:16 PM
Answered by Expert
CBSE XI Science Chemistry Thermodynamics
Que: Differentiate between enthalpy and entropy??
Asked by advssdrall
11th January 2022
7:44 PM
Answered by Expert
NEET NEET Chemistry Chemical Thermodynamics
the enthalpy change for the transition of liquid water to steam is 40KJ at 27degree centegrade; the change for the process would be
Asked by mistymouni2507
30th October 2023
10:27 AM
Answered by Expert
NEET NEET Chemistry Chemical Thermodynamics
if the standard molar enthalpy change for combustion of graphite powder is -3.45×10²kj mol–¹the amount of heat generated on combustion of 2g of graphite powder is
Asked by shaiksufiyan.klr
13th January 2024
11:49 AM
Answered by Expert
NEET NEET Chemistry Chemical Thermodynamics
for a gaseous reaction at 300k, ∆H-∆U=-4.98kj assuming that r=8.3JK^-1mol^-1 ∆n(g) is
Asked by vasantagomasi23
5th April 2024
8:35 AM
Answered by Expert
