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How many grams of chlorine can be produced from 96.5 g of TiCl4?
What mass of natural gas {rm{(CH}}_4 ) must you burn to emit 268 kJ of heat?
Compute the pH concentrations of all species present (H2CO3, HCO3-, CO32-, H30+, AND OH-) in a 0.020 M carbonic acid solution.
Which reagent could be used to separate a mixture of aniline and toluene. A) KMnO4 in H2O B) Dilute NaOH C) Dilute NaHCO3 D) Ag(NH3)2OH E) Dilute HCl
a) Write the balance equation for the reaction. b) How many moles of O2 are needed to completly react with 4.0 mol of C2H6O? c) If a car produces 88 g of CO2, how many grams of O2 are used up in the reation
The entropy of a gas is larger than that of the liquid because the specific volume of gas is greater thus implying more mutual configurations are allowed for molecules in a gas than in the corresponding liquid.
butanes molar enthalpy of vaporization is 22.44kjmol and its normal boiling point is -0.40c. a 250 ml sealed
A 120.0mL buffer solution is 0.105M in NH3 and 0.135M in NH4Br. What amount of HCl could this buffer neutralize before it fell below 9.0 pH
The following temperature/ composition data were obtained for a mixture of two liquids A and B at 1.00 atm, where x is the mole fraction in liquid and y the mole fraction in the vapor at equilibrium.
a variable-volume container filled with oxygen has a volume of 1.60 l at 1.00 atm and 25 degc. what will the volume of
The ionization energies of rubidium as well as silver are 4.18 and 7.57 eV, respectively. Compute the ionization energies of an H atom with its electron in the same orbitals as in these two atoms as well as account for the difference in values.
What would be the resulting molarity of a solution made by dissolving 21.9 grams of KCl in enough water to make an 869-milliliter solution?
Assuming an atmospheric pressure of 1 atmosphere, how cold does it have to be to keep your lighter from working?
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