Chemistry, 05.12.2020 14:00 cchavcchav2944
Part 1: Calculate the mass percent (m/m) of a solution prepared by dissolving 49.53 g of NaCl in 162.7 g of H2O. Express your answer to four significant figures.
Part 2: Vinegar is a solution of acetic acid in water. If a 285 mL bottle of distilled vinegar contains 28.0 mL of acetic acid, what is the volume percent (v/v) of the solution? Express your answer to three significant figures.
Part 3: Calculate the mass/volume percent (m/v) of 18.5 g NaCl in 59.5 mL of solution.
Express your answer to three significant figures.
Part 4: Calculate the molarity (M) of 159.8 g of H2SO4 in 1.030 L of solution.
Express your answer to four significant figures.
Answers: 3
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Choose all the answers that apply. fluorine (f) has an atomic number of 9 and an atomic weight of 18.99. fluorine has a. 9 protons b. 10 neutrons c. 18 electrons d. an atomic mass of 19 e. at least one isotope
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Part 1: Calculate the mass percent (m/m) of a solution prepared by dissolving 49.53 g of NaCl in 162...
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