1. A 50.0-mL pipette sample of a liquid is found to weigh 120.71 g.
a. What would be the mass of 32.25 mL of the same alcohol?
b. What volume would be occupied by 25.4 g of this alcohol?
5. A 50.0-mL pipette sample of a liquid is found to weigh 120.71 g. a. What would be the mass of 32.25 mL of the same alcohol? b. What volume would be occupied by 25.4 g of this alcohol?
A 0.500 mL sample of a liquid is found to weigh 7.96 g. Calculate the density of the liquid in units of g/cm^3 and g/mL. g/mL g/cm^3
1. An alcoholic solution is prepared by mixing 50.0 mL (31.5 g) of ethyl alcohol (CH3CH2OH) with 75.0 mL (75 g) of water. a. Identify the solute and solvent. b. What is the mass of the solution in grams? c. What is the volume of the solution (in mL)? d. Calculate the mass/volume% of the solution. e. Calculate the molarity of the solution. f. If you diluted 25 mL of this solution to a volume of 100 mL, what would...
An empty graduated cylinder has a mass of 31.760 g. 50.0 mL of an unknown liquid are added and the mass increases to 71.810 g. What is the density of the unknown liquid?
An empty graduated cylinder has a mass of 31.760 g. 50.0 mL of an unknown liquid are added and the mass increases to 71.810 g. What is the density of the unknown liquid? -_-lo... Le This is the Mcns for
What volume of a pure liquid (density 0.710 g/mL) has a mass of 0.290 kg? A) 4.08 ´ 102 mL B) 2.45 ´ 10–3 mL C) 2.06 ´ 10–1 mL D) 2.45 mL E) 4.08 ´ 10–1 mL
b) Convert 125 mm into km 0,803043mL-p.a6/mL What is the volume of a 50.0 g sample of milk having a density of 1.03 g/mL 0.25 ) A salinelIV is infused at a rate of 0 75 ml ner minute How many hours will 10) The target level of blood glucose for a diabetic patient is 120 mg/dL. For every 25 mg/dL above the target the nurse should administer 1 unit of insulin. How many units of insulin should the nurse...
(1) If a 47.2 g sample of the liquid 1-heptanethiol has a volume of 56.0 mL, what is the specific gravity of the compound? Take the density of water to be 1.00 g/mL. specific gravity = (2) The liquid 1-heptanethiol is insoluble in water. If approximately equal volumes of water and 1-heptanethiol were mixed in a separatory funnel, would the water layer end up on the top or on the bottom? _________water on the topwater on the bottom
2. A 0.4682 g sample of a metal is dissolved in a total volume of 50.0 mL. a. If the metal was pure silver, how many mL of a 0.1215 M KSCN solution would be required to react with a 5.00 mL aliquot of the alloy solution? b. If the metal was pure copper, what would be the absorbance of the solution?
9) Osmium has a density of 22.6 g/cm3. What volume (in cm) would be occupied by a 41g sample of osmium? 10 Iron has a density of 7.9 g/cm3. What is the mass of a cube of iron with the length of one side equal to 65.0 mm? 11) 9.31 g is the same mass as A) ug B) kg C) D) mg E) dg се 12) According to the United States Food and Drug Administration, the recommended daily requirement...
I need the density (g/mL) for the water column and the isopropyl alcohol column. With math shown and included please! The question requires me to show work. If possible, I would also like the percent error's (with work shown) of the water and isopropyl alcohol columns. Thank you! Part 1: Volume and Density Measurements (Liquid) 1 Gather the graduated cylinder, distilled water, short stem pipet, and isopropyl alcohol. 2 Place the clean, dry, 25 ml graduated cylinder on the tared...