05/21/20
Suppose you were calibrating a 25.0 mL volumetric flask using distilled water.
Suppose you were calibrating a 25.0 mL volumetric flask using distilled water. The flask temperature was at 20 °C , and you assumed that the distilled water was as well. However, you later...
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05/21/20
How many grams of Zinc will react with 25 mL of a 4.0 M HCl solution to produce Hydrogen gas? 2HCl + Zn --> ZnCl2 + H2
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12/22/19
Ibuprofen (C13H1802) is the active ingredient in many nonprescription pain relievers. Each tablet contains 200.0 mg of ibuprofen. Calculate the number of moles of ibuprofen in a single tablet.
answers: 9.694x10^-49.694x10^40.9690.00000969
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12/21/19
What is the volume of a sample that has a mass of 10 g and a density of 5 g/mL?
What is the volume of a sample that has a mass of 10 g and a density of 5 g/mL?
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