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Question- If an aqueous solution has a hydronium ion concentration ([H3O+]) of 5.10 x 10-9 mol/L, what is the hydroxide ion concentration ([OH-]) in the solution?
A. 4.13 x 10-10 mol/L
B. 7.17 x 10-8 mol/L
C. 1.96 x 10-6 mol/L
D. 3.81 x 10-5 mol/L
E. 5.22 x 10-3 mol/L
Please explain why you chose your answer!
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The K a of hypochlorous acid (HClO) is 3.00 x10^-8 what is the pH at 25.0 degrees C. of an aqueous solution that is 0.0200 M in HClO
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If 3.8 kcal is released by combustion of each gram of glucose, how many kilocalories are released by the combustion of 1.41 mol of glucose?
Baking soda is the general name for sodium bicarbonate (NaHCO3). A 0.2087g aliquot of a commercial baking soda product was treated w/25mL of 0.1028M HCL and after that back titrated to give an end point at 2.53ml during the addition of 0.0565M NaO..
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