Mole fraction of methanol in this solution
A 2.9 m solution of methanol (CH3OH) in water has a density of 0.984 g/ml. What are the a) mass percent, b) molarity, and c) mole fraction of methanol in this solution?
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When .192 g of phosphorus reacts with oxygen, .440 g of a white oxide is formed. How many grams of oxygen reacted with the phosphorus?
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a sample of nitrogen gas occupies 1.55 L at 27.0 C and 1.00 atm pressure. What will the volume be -100 C and the same pressure?
A 10.0 mL sample of vinegar, an aqueous solution of acetic acid, is titrated with 0.5062 M NaOH, and 16.58 mL is required to reach the equivalence point.
Calculate the molarity of a solution made by dissolving 0.850 grams of Na2SO4 in enough water to form exactly 930 mL of solution.
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Describe various factors that are analyzed to study demographic profil, Describe various factors that are analyzed to study demographic profiles and their importance in tourism planning
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