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What is the major product when 2-bromo-2-methylpentane is treated with potassium t- butoxide in t- butanol
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What is the area of the circuit element in cm^2? Write your answer in scientific notation. Round your answer to 3significant digits.
a 64 g piece of ice at 0 degrees celsius is added to a sample of water at 9 degrees celsius. all of the ice melts and
The product consists of the desired molecule and its enantiomer. Suppose you have 54g of product. How much of each enantiomer do you have? Show your calculations.
when the cations Na+ K+ Cs+ are combined with chloride ion in the gas phase to form ion pairs, which pair formation releases the greatest amount of energy? KCL or RbCl, or NaCl or CsCl.
A substance has an extinction coefficient of 5 x 10^5 L cm^-1 mol^-1. A concentrated solution of this substance has an absorbance too high to measure. You dilute 1 ml of this solution to 25 ml with distilled water; the measured absorbance is 0.2.
Calculate w (in kJ) when 597 g iron (III) oxide (MM = 159.7 g/mol) reacts with excess carbon to produce carbon dioxide gas at 459 K:
Photoheterotrophic microorganisms that use photoenergy, but depend on organic matter as a carbon source, are abundant and widespread
How many grams of NaCl are needed to make a 5.0% w/v saline solution having a total volume of 300.0 mL
Copper is electroplated from CuSO4 solution. A constant current of 4.00 amp is applied by an external power supply. How long will it take to deposit 1.00 x 10^2 g of Cu? The atomic mass of copper is 63.546.
How can I find the pH and volume (mL) of 0.0411M KOH needed to reach the equivalence point in the titration of 23.4mL 0.0390M HNO2? The question doesn't give me a Ka or Kb value.
The root mean square velocity of HCl at some temperature was 697.0 m/s. What would be the root mean square velocity of CO2 at this temperature
calculate the ph of solution formed by mixing 150 ml of 0.10m hc7h5o2 with 100 ml of 0.30m nac7h5o2. the ka for hc7h5o2
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