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Calculate the freezing point of 0.15 m calcium chloride aqueous solution. Assume that the molal freezing point depression constant of water is 1.86°C•kg/mol and that the freezing point of water is 0.00°C. Please show all calculations in solving the problem
the density of plutonium metal is 19.84 g/cm3 , and the density of plutonium (IV) oxide is 11.46 g/cm3. over a period of 7-10 years, a 2.5-kg sample of plutonium metal stored at Los Alamos National Laboratory in New Mexico was converted to plutoni..
You are given 5.00 mL of an H2SO4 solution of unknown concentration. You divide the 5.00-mL sample into five 1.00-mL samples and titrate each separately with 0.1000 M NaOH.
The equilibrium constant, Kc, for the following reaction is 7.00E-5 at 673 k. Calculate Kp for this reaction at this temperature.
If 145 grams of potassium nitrate were added to water to make 1,500 mL of solution, what would be the molarity of the resulting solution?
Sodium methoxide CH3ONa is a weaker base than BuLi or nBuLi butyllithium. Recommend an explanation why it is not surprising to find that a weaker base is sufficient to prepare the Horner-Emmons-Wittig reagent.
solution has a transmittance of 0.309 in a 1.00 cm cell at 520 nm. Calculate the molar absorptivity of the solution.
Phosphorus is combined with chlorine to give PClz a gaseous compound .calculate the value of z If you start with 2.097g of P and isolate 9.298g of PCLz .
Two molecules of 1,3-butadiene (C4H6) react to form 1,5-cyclooctadiene (C8H12). As the Reaction proceeds, the pressure in the container falls, because two gas molecules are consumed to produce one product molecule.
Balance the following half-reaction in base, using smallest whole number coefficients. What is the coefficient for OH- in the balanced equation?
What are the equilibrium pressures of N2O4 and NO2 when 0.61 mol of each gas are introduced
show states of matter and charges where appropriate. Also find molecular equation, total Ionic Equation, and Net Ionic Equation.
What is the empirical formula? What is the molecular formula? How many grams of oxygen gas were used to oxidize the original 2.035 grams of compound?
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