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Problem- The half-life for the reactant A in the first order reaction A ? B is 36.2 seconds. What is the rate constant for this reaction at the same temperature?
(a) 52.2 s-1 (b) 0.0276 s-1 (c) 0.0191 s-1 (d) 18.1 s-1 (e) 0.00832 s-1
I need help for above question. Show each steps for the above problem.
By what factor (how many times) will the rate constant increase when the temperature is raised from 10°C to 28°C?
Separating the components of a ternary mixture. (Chemistry lab) Could you separate the components of a mixture of Mg(OH)2 and Zn(OH)2 by using 3M HCl?
When you are drawing Lewis structures, why are elements in row 3 capable of having an expanded octet (expanded valence shell), while the elements in row 2 are not capable of this
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A 49.38 gram sample of a hydrate of BaI2 was heated thoroughly in a porcelain crucible, until its weight remained constant. After heating, 45.22 grams of the anhydrous compound remained. What is the formula of the hydrate
What is the entropy change for the reaction 2H2(g) + O2(g) 2H2O(l) at 372.2 K and 1.0atm? the enthalpy of reaction at 298.2K and 1.0atm is -572 KJ. The Cp values for H2, O2 and H2O are respectively
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A 4.5 g nugget of gold absorbed 276 j of heat. What was the final temperature of the gold if the initial temperature was 25 OC ? The specific heat of gold is 0.129 j/g OC.
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