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The activation energy for a given reaction is 87 kJ/mol. What is the ratio of the rate constants for this reaction when the temperature is decreased from 37 °C to 15 °C
A. 13/1
B. 5/1
C. 24/1
D. 1/24
E. 1/1
The Kp for the reaction below is 1.49 × 108 at 100.0 °C: CO (g) + Cl2 (g) ↔ COCl2 (g)
If a piece of Calcite (Calcium Carbonate) is put into the lake, would it tend to dissolve? Calcium carbonate solubility is 10^-8.35 M2, and the measured concentration of calcium ion is 0.1mM (millimolar)
When a charge transfer electrode reaction occurs at a very slow rate, the concnetration on the surface of the electrode is ____ than the bulk concentration.
Determine the percent yield for the reaction and also find out at which point the total pressure = 188 torr.
Calculate how many molecules of C 2 H 6 S (ethyl mercaptan )are contained in 1.0 micro liter sample if the given density = 0.84 g/mL
Which of these is a coefficient in this chemical reaction? P4s(s)+5o2(G) p4o10(S)
25.0 ml of 0.212 M NaOH ia neutralized by 13.6 ml of an HCl solution. The molarity of the NAOH solution is?
A 0.113 g sample of a gas exerts a pressure of 780 torr in a 50.4 mL container at 23?C.What is the molar mass of this gas?
In S8 + 12O2-> 8SO3, if 10 grams of sulfur is used, how many grams of sulfur trioxide are produced?
A 40-foot "fiberglass" boat hull weighs 2000 kg. Sixty percent of that is a fully cured crosslinked polyester resin (the remainder is the glass reinforcing fibers
An empty beaker has a mass of 38.112 g. 10.00 mL of ethyl alcohol are placed in thte beaker and the mass of the beaker with ethanol is found to be 45.268 g
Why was potassium carbonate used in the distillation of 2-methyl-e-hexanol? Use the curved arrow notation to deaw a mechanism to show
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