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Question- The activation energy of a certain reaction is 41.2kJ/mol . At 28 degrees C, the rate constant is 0.0150s-1. At what temperature in degrees Celsius would this reaction go twice as fast?
Show all work. Use an ice table.
What is the relationship among intracellular fluids, 0.9% (W/V) NaCl and 5.0% (W/V) glucose?
Problem- In the pyroxene kanoite the formula unit has two SiO3 2- units and is balanced by manganese and magnesium ions. Determine the formula unit of kanoite. Assume that the oxidation state of Mn is +2.
The acid-catalyzed addition of alcohols to alkenes occurs via a mechanism analogous to acid-catalyzed alkene hydration. The reaction occurs in 3 steps
What is the order of the reaction if it takes 10 minutes, 20 minutes, 30 minutes to reach 75% conversion?
If a temperature increase from 21.0 C to 36.0 C triples the rate constant for a reaction, what is the value of the activation barrier for the reaction
A mass of mercury occupies 0.950 L. What volume would an equal mass of ethanol occupy? The density of mercury is and the density of ethanol is 0.789 g/mL.
Question- A sample of nitrogen gas is placed into a container at 200k. If the temperature of the container is reduced by 100 deg C and the measured pressure decreases by 50%, how does the volume of the container change
Calculate the number of mmoles of primary standard grade Na2CO3. b. How many mmoles of HCl reacted with the Na2CO3? c. Calculate the molarity of the HCl solution.
in an aqueous solution (solvent is H2O), how many H-bonds could one molecule of ethanol amine (H2N-CH2-CH2-OH) participate in?
the density of milk is 1.04 g/ml, how many milligrams of milk are in 0.50 qt of milk? (1L=1.057 qt, 1000g=1Kg, 1000ml=1L, 1000mg=1g)
The Kd of methylene chloride/ water of an organic compound is 2.50 A solution is made my dissolving 48 mg of the compound in 10 ml of H2O. How many mg of the compound will be extracted using 10 ml of methylene chloride
The first-order rate constant for the reaction of methyl chloride (CH3Cl) with water to produce methanol (CH3OH) and hydrochloric acid (HCl) is 3.32 10-10s-1 at 25°C. Calculate the rate constant at 39°C if the activation energy is 116 kJ/mol.
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