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Calculate the molarity of an acetic acid solution if 34.57 mL of this solution are needed to neutralize 25.19 mL of 0.1025 M sodium hydroxide.
A graduated cylinder contains 110. mL of water. A 10.0 g piece of iron (density = 7.86 g/cm3) and a 18.9 g piece of lead (density = 11.3 g/cm3) are added. What is the new water level in the cylinder?
A 66kg skater moving initially at 3.45m/s on a rough horizontal ice comes to rest uniformly in 3.93s due to friction from ice.
Why is I2 the limiting reactant in the form of SnI2. look at the redox potentials for all possible reactions.
how much heat energy is needed to convert 64.0 grams of ice at -18.0 degrees celcius to h2o at the temperature of 25.0
Preparation, properties, structure and characterization. Attempt should be made to explore th relationship between structure and properties. Applications are optional.
What is the activation energy in kJ of a reaction whose rate constant increases by a factor of 10 upon increasing the temperature from 303 K to 333 K
You have samples of two different compounds, CH3(CH2)3C(CH3)2OH and CH3(CH2)6OH. Which one of these tests can be used to distinguish between the pair of compounds shown above? 1. Br2 in CH3CCl3 2. NaHCO3 solution 3. heptane/water solubility 4. dil..
Calculate the expected pH of the buffer after the addition of 1.0 mL of 1 M HCl. Remember that you are using 50 ml of the buffer so be sure to calculate the number of moles of acetic acid
The rate constant of a reaction is 7.4 x 10^-3 s-1 at 25 Celsius, and the activation energy is 33.6 kJ/mol. What is k at 75 Celsius?
at a particular temperature and a0 2.57 10-3 m concentration versus time data were collected for this reaction and a
Why does kininogen bind to glycosaminoglycans easily and why is the binding of kininogen less sensitive to physiological pH changes - How is the binding of HPRG to heparin dependent on pH? Give structural reasons for the binding dependence.
basketball with a volume of 3.50 Liters is left in a car when the temperature is 298 K. What will the volume of the ball be as the car heats up to 305 K during the day?
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