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Explain the bond in O2 is shorter than the O-O bond in compounds that contain an O-O single bond. Define this observation.
Liquid water at 0oC and atmospheric pressure has a density of 1.000 g/cm3. At this condition, ice has a density of 0.917g/cm3. How much work is done at these conditions by 1 kg of ice as it melts to liquid water
When considering the Ideal Gas equation of state, the molecules in the gas are assumed to have no interaction with each other at all. In real gases, however, attractive intermolecular forces exist between the molecules in the gas
What is the pH of a solution which is 0.021 M in weak base and 0.039 M in the conjugate weak acid (Ka = 7.1 Ã- 10â€"6)? pH=?
The simplest formula of the compound is NO2 Which could be the molecular formula of the compound?
given that the heat of fusion of water is -6.02 kjmol that the heat capacity of h2o is 75.2 jmolk and that the heat
when 50ml of 0.500m hcl at 25c is added to 50ml of 0.500m naoh at 25c in a coffee cup calorimeter the temperature of
By comparing the Charles's law equation to the linear equation, y= -0.171x + 46.837, where y is volume and x is temperature, determine the value of k.
a chemical is placed in a beaker containing 20 g of soil and 500 ml of water. at equilibrium the chemical is found in
If I add 90.0ml of distilled water to 10.0mL of 1.00M of HCl, what would the hydronium ion concentration be? What about the pH?
If you have 50 ml of a buffered solution of 0.15M HNO2 and 0.05M NaNO2, how many ml of 0.2M HCl can you add before the pH changes significantly
benzene (C6H6) has a characteristic ultraviolet spectrum. Using the molecular orbital theory, account for this uv spectrum.
if the ground state electron configuration of an element is ar3d10 4s2 4p4 what is the typical charge on the monatomic
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