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Problem- The hydrogen atom is not actually electronegative enough to form bonds to xenon. Were the xenon-hydrogen bond to exist, what would be the structure of XeH4?
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How many grams of CaCl2 are needed to make 968.1 g of a solution that is 35.5% (m/m) calcium chloride in water? (Note that m/m has the same meaning as w/w.)
Explain five observations which suggest that benzene should not be classed with the alkenes, however rather as a member of a separate class of "aromatic" compound, although the fact that its formula is often shown with three double bonds
To produce 856 g of ammonia gas using air as your source of nitrogen gas, what volume of air is required if the air is introduced at 27°C and 760 mmHg. The mole fraction of nitrogen gas in air is 0.781
In trans-1,2-dibenzoylethylene, even though the conjugated C=O group frequency coincides directly with the expected C=C stretching frequency, we would not have expected to observe the latter stretching mode in the infrared spectrum. Why
Specify the number of protons, neutrons, and electrons in the neutral atom iron-56. Enter your answers as integers separated by commas. The ion has _____ protons and _____ electrons
Hydrogen and iodine gases react to form hydrogen iodide gas. H2(g) + I2(g) → 2 HI(g) At a certain temperature and pressure 0.70 L of H2 reacts with 0.70 L of I2.
What mass of this compound must be added to 1 kg of water to form a mixture above which the vapor pressure (equilibrium partial pressure) of this fragrance is 2 Torr
Diamond and graphite are two crystalline forms of carbon. In which form are the bonds between the C atoms arranged at tetrahedral angles to each other? 1. diamond 2. Neither of these 3. graphite
the following standard gibbs energy of formation values in kJ/mol: CH4, 50.7; H2O, -228.6; CO2, -394.4 calculate the standard free energy change for the combustion of CH4
Isooctane is a standard for gasoline octane rating. A sample weighing .5992 g was found to contain .5040 g of carbon and .09515 g of hydrogen. Its molecular mass is 114. Write the empirical and molecular formulas of isooctane (arranging the symbol..
A 25.00mL 0.200 M HCL solution is titrated with 0.2 M NaOH. Explain what is the pH after the addition of 10.00mL of NaOH
3NaHCO3 + H3C6H5O7= 3CO2 + 3H2O + Na3C6H5O7 1g of sodium bicarbonate and 1g citric acid are allowed to react. Find the limiting reagent.
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