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Chemistry
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Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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PB 11.4 Colligative Properties- Ch X
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My Questions | bartleby
PB 11.4 Colligative Properties- Ch X
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Calculate the number of grams that would be needed to make 2.50 × 10² mL of 0.124 M KOH.
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- A saline solution contains 0.770 g of NaCl (molar mass = 58.55 g/mol) in 118 mL of solution. The concentration is 0.112 M. What is the concentration of Na and Cl ions in this solution given in molarity and rounded to 3 significant figures?arrow_forwardA chemist prepares a solution of potassium bromide KBr by measuring out 0.17g of KBr into a 300.mL volumetric flask and filling to the mark with distilled water. Calculate the molarity of Br− anions in the chemist's solution. Be sure your answer is rounded to 2 significant digits.arrow_forwardSodium hydroxide is used extensively in acid-base titrations because it is a strong, inexpensive base. A sodium hydroxide solution was standardized by titrating 43.00 mL of 0.1425 M standard hydrochloric acid. The initial buret reading of the sodium hydroxide was 1.07 mL, and the final reading was 38.97 mL. What was the molarity of the base solution?arrow_forward
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