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A reaction which is second order in reactant B has a rate constant of 1.1*10^-3 L/mole*sec. How long would it take it for the concentration of B to be reduced to 65% of its original value? Assume that the original concnetration of B was 2.5 mole/L.
How many molecular orbitals will be formed by combination of the 3s and 3p atomic orbitals in 1.0 mol of Mg atoms. At 0 K, what fraction of these orbitals will be occupied by electron pairs (all orbitals filled up to the Fermi level)
Aromatic Compounds :sample question, Both naphthalene and azulene have 10 pie electrons and are aromatic. Pentalene is apparently antiaromatic and is unstable even at -100 degrees C.
Write the equation showing the S-trans to S-cis equilibrium of the two conformations for a. (E)-1,3-pentadiene b. (Z)-1,3-pentadiene and which equilibrium will favor the s-tans conformation more strongly
Calculate the amount of heat released when 5.3 moles of steam at 100 degrees celscus turns to water at the same temperature
The amino acid histidine has 3 pKa's at 1.8, 6.0 and 9.3. In a 0.01 M solution of histidine, what is the concentration of protonated carboxylic acid at pH 7.4. The primary amine. The side chain
A cook wants to heat 1.37 of water from 27.0 to 100.0 .If he uses the combustion of natural gas (which is exothermic) to heat the water, how much natural gas will he need to burn?
At a given temperature, what relationship appears to exist between a gas particle's mass and its speed
showing electron flow with arrows, for the acid-catalyzed hydrolysis of ethyl acetate to acetic acid and ethanol- the reverse of a Fischer esterification reaction.
consider the following reaction.ch3ohg cog 2 h2g h 90.7 kjcalculate e when 770.0 g of ch3ohg completely reacts at a
A 1 g sample of C8H16O is burned completely in excess oxygen to yield CO2(g) and H2O(l) at 25 C, releasing 39.28 kJ of energy. What is the enthalpy of formation of C8H16O?
It is the potential energy diagrams with the activation energy. When the question asks to circle the largest rate constant and smallest rate constant
you know that a number 8 less than 60 is the number 52. so you could rewrite your answer from the previous part as what
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