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Human urine has a normal pH of 6.2. If a person eliminates an average of 1226 mL of urine per day, how many H+ ions are eliminated per week?
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2KMnO 4 (s) → K 2 MnO 4 (s) + MnO 2 (s) + O 2 (g) If 2.50 L of O 2 (g) is needed at 1.00 atm and 20°C, what mass of KMnO 4 (s) should be decomposed? Assume the decomposition of KMnO 4 (s) goes to completion.
Match the reaction provided on the left with the correct reaction classification/type on the right [NOTE the reaction equations are not balanced] . Reaction classification/types can be used more than once or not at al ...
Vinegar is an aqueous solution of acetic acid CH3OOH. A10 mL sample of a particular vinegar requires 31.45 mL of 0.2560 Mof KOH for its titration. What is the molarity of acetic acid in vinegar?
1. Balanced equation for the double-replacement precipitation reaction described, using the smallest possible integer coefficients. A precipitate forms when aqueous solutions of iron(II) chloride and sodium hydroxid ...
Using data from unfiltered white light and the white light through the yellow filter, determine which two colors of light mix to form yellow. Support your conclusion with a quantitative discussion of relative peak intens ...
A sample of gas in a cylinder has an initial volume of 56.0 L , and you have determined that it contains1.60 moles of gas. The next day you notice that some of the gas hasleaked out. The pressure and temperature remain t ...
For the molecule allene, H2 C = C = CH2, give the hybridization of each carbon atom. Will the hydrogen atoms be in the same plane or perpendicular planes?
What is the chemical formula for the compound containing one nitrogen atom for every three iodine atoms.
A student weighed out 1.74 grams of sodium hydroxide pellets andadded them to 48.0 grams of water in a calorimeter. Extrapolatingback to the time of mixing yielded a temperature change at the timeof mixing equal to 9.20 ...
A solution of hydrochloric acid has a volume of 250. mL and a pH of 1.92. Exactly 250. mL on 0.0105 M NaOH is added. What is the pH of the resulting solution?
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Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate
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Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As