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What solid is left behind when you dissolve acetaminophen completely in 1:1 dichloromethane?
The element gallium (Ga) has the second largest liquid range of any element, melting at 29.78 oC and boiling at 2204 oC at atmospheric pressure.
1.00 moles of sucrose (C12H22O11), and 1.20 moles of glucose. Sucrose and glucose are nonvolatile. What is the mole fraction of water in this solution?
Describe the general approaches that are used to determine the mechanism of catalysis of an enzyme. Include in the approaches how covalent modification
According to the Henderson-Hasselbalch equation shown below, what equilibrium is established for the given acid/base reaction if pH = pKa - 2
How much heat in kilojoules is required to warm 10.0 g of ice, initially at -10.0^\circ C, to steam at 110^\circ C. The heat capacity of ice is 2.09 J/g ^\circ {\rm C} and that of steam is 1.84 J/g ^\circ {\rm C}. q=?kJ
A stock solution is prepared by adding 20 mL of 1.31 M AlCl3 to enough water to make 74 mL. What is the Al3+ concentration of 45 mL of the stock solution?
The volume of a gas at 95.0 kPa is 300.0 mL. If the pressure is increased to 177 kPa, what will be the new volume?
A cannonball made of iron has a volume of 115 cm3. If iron has a density of 7.86 g/cm3, what is the mass in grams of the cannonball?
what is the diameter of an aluminum atom? the mass of 1 mold is 27 g the density of aluminum is 2.7g mol
identify the functional group; and 3) and discuss general key chemical properties of the chemical that a fire, environmental, health or safety personnel should know.
Give the balanced thermochemical equation for the following reactions. show the correct physical state in each equation.
At constant volume, the heat of combustion of a particular compound is -3698.0 KJ/mol. When 1.895 g of this compound (molar mass=181.06 g/mol) was burned in a bomb calorimeter
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