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A certain reaction has an enthalpy of H = 49 kJ and an activation energy of Ea = 71 kJ. Explain what is the activation energy of the reverse reaction?
The free energy change of the conversion of tasmainium to bulgarium was - 60 kcal and the enthalpy of the reaction was determined to be - 9.2kcal.
Consider the following mechanism: NO => N + O O + O3 => 2 O2 O2 + N => NO2 What is the role of O3
If a 220 piece of gold (density =19.32 ) is hammered into a sheet measuring 2.41.0 , what is the average thickness of the sheet in meters?
what mass of each substance will be found in the room? State whatever assumptions were necessary in order to complete this problem.
What is the entropy change for the reaction 2H(g) + O2(g)-------- 2H2O(l) at 25 degree and 300 atm
What is the total pressure in a 10.0 L container that contains 0.56 g of SF6, 2.3 g of NO, and 1.23 X 10^23 g of Co molecules at 300K
Solve an equilibrium problem (using an ICE table) to calculate the pH of each solution:a solution that is 0.165M in HC 2 H 3 O 2 and 0.120M in KC 2 H 3 O 2.
calculate the volume in mililiters (mL) of 6 M NaOH needed to make 500 mL of a 0.100 molar (M) NaOH solution.
How much acid of 0.5N concentration would be required to fully neutralize an 8.6g sample of sodium stearate
purified a new protein and find that it contains 0.154 percent Mn. Assuming that there are three atoms of manganese per molecule of protein, what is the molar mass of the protein
The pressure and colume are simultaneously increased so that at every instant P and v are related by the equation, P = Av, where A is a constant.
Air bags in automobiles inflate when sodium azide, NaN3, rapidly decomposses to its component elements: 2NaN3(s)-----2Na(s)+3N2(g). a)how many moles of N2 are formed by the decomposition of 2.50 moles of NaN3
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