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Identify the potential donor atoms in each of the following Lewis bases and classify the donor atom(s) as hard soft or borderline bases:
a). CN-
b). ClO42-
Assuming an Sn1 reaction mechanism, predict the major organic product(s) of (s)-3,3-dimethy-2-butanol reacted with HCl.
diamond crystallizes in a cubis cell with a+0.35670 nm and Z=8. Using 3.51 g/cm cubed as the density of diamond calculate te value of avagadro's number.
Dissolving 3.00 g of an impure sample of CaCO3 in an excess of HCl acid produced .656 L of CO2 (measured at 20 degrees C and 792 mmHg). calculate the percent by mass of calcium carbonate in the sample. State any assumptions.
Calculate the sample weight of liquid bleach containing 5.0% by weight of NaOCl that would oxidize enough I- to consume 0.80 mL of 0.15 M sodium thiosulfate.
The heat of reaction for the combustion of cyclohexane, C6H12, is 936.8 kcal/mol. What is the heat of combustion for cyclohexane in kcal/gram?
You set off from the bottom of the pile in a space craft that can travel at the speed of light (3.00 x 10^8 m/s). How long, in years, will it take you to reach the top of the pile of pennies? Show all work.
A can of mineral water contains 345 mL of water. How many molecules of water does the can contain? (water = 1.00 g/mL)
Cesium-131 is a short lived radioisotope (t 1/2 = 9.7 days) used to treat prostate cancer. How much therapeutic strength does a cesium-131 source lose over 45.0 days?
During the preparation of a solution, a solute is dissolved in a volume of solvent smaller than the desired volume of solution. Subsequently, solvent is added until the final volume of solution is reached
What mass would carbon disulfide gas (CS2) have if 125 cm3 of the gas at 400°C exerts a pressure of 736 torr?
The density of the manometer fluid is 2.75 g/cm3. The height of the manometer fluid on side 1 is 324 mm. The height of the manometer fluid on side 2 is 326 mm
calculate the standard enthalpy change for this reaction using standard enthalpies of formation. general chemistry 10th edition ebbing and gammon
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