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What is the pH of a solution containing 0.10 M propanoic acid (HC3H5O2) [Ka=1.3x10-5] and 0.10 M sodium propanoate after 0.02 mol of HCl is added to 1.0 L of the solution?
a.4.9b.4.8c.4.7d.5.1
The Group 5A elements can form molecules or ions with thre, five or six covalent bonds. Predict the molecular structure and hybridization of the following substances: NH3, AsCl5 and PF6-.Why does't NF5 or NCl6- form
What is the maximum amount of iron(III) oxide that can be formed. What is the FORMULA for the limiting reagent.
Calculate the conditional formation constant Kf' for the formation of an EDTA complex with copper(II) at a pH of 5.00, if log Kf = 18.80. Show Work.
a hydrated compound has an analysis of 18.29% Ca 32.37% CI and 49.34% water. what is the empirical formula?
What volume of a 0.33 M Mg(NO_3)_2 solution contains 97 g of Mg(NO_3)_2?
If the molar of a binary compound has a molar mas between 145 and 160 amu and contains 52.98% oxygen and the balance chhlorine what is the molecular formula
Consider the following equilibrium: Cu2+ + 4NH3 Cu(NH3)42+ (Kf = 4.8e+12) A solution is made by mixing 10.0 mL of 0.90 M CuSO4 and 1.50 L of 0.490 M NH3
determine the geometry of using vsepr theory of
If 35.0 g H2O at 22.7 °C is combined with 65.0 g H2O at 87.5 °C, what is the final temperature of the mixture. The specific heat capacity of water is 4.184 J/g×K.
mixture(O,H) is ignited with a spark and it reacts to form (H2O)liquid water. determine the temperature of water.
One mole of an ideal gas is contained in a cylinder with a movable piston. The temperature is constant at 77°C. Weights are removed suddenly from the piston to give the following sequence of three pressures.
what is the net ionic equation potassium hydroxide and iron(III) nitrate.
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