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[DOC File]Solutions Worksheet #1 (Solutions, Electrolyte’s, and ...
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40.0 grams of sodium hydroxide in 1.50 L of solution. 4.10 grams of magnesium chloride in 0.30L of solution. If 0.885 moles of copper (II) sulfate are dissolved in enough water to make 0.070 L of solution, what is the molarity of the solution? What is the molarity of a 0.40L solution in which 3.70 moles of sodium acetate are dissolved?

[DOC File]WordPress.com
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On average, a girl takes in 10 grams of sodium a day in the food she eats. The diagram shows what happens to this sodium. ... WATER LOST (cm3) COLD DAY HOT DAY in sweat 50 300 in breath 100 100 in urine 1000 750 (a) How do the figures for the hot day compare with those for the cold day? Answer in as much detail as you can.

[DOC File]Specific Heat Worksheet
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How many grams of water would require 2.20 x 104 joules of heat to raise its temperature from 34.0°C to 80.0°C? The specific heat of water is 4.18 J/g∙°C. If 200. grams of water is to be heated from 14.0°C to 100.0°C to make a cup of tea, how much . heat must be added? The specific heat of water is 4.18 J/g∙°C

[DOC File]Solutions Worksheet #1 (Solutions, Electrolyte’s, and ...
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How many grams of lithium nitrate are required to add to 800. grams of water in order to prepare a 2.00 m solution? Percent Solutions. If 40.0 grams of ammonium hydroxide are added to 200. mL of water, what is the percent by mass of this solution? An alcohol-water solution is by volume 40.0% isopropyl alcohol. There are 500. mL of the solution.

[DOCX File]Earth Science Midterm Exam Review 2015
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adding 10 grams of salt to a cup of water. c. measuring the air pressure of a room. d. counting 28 shells from a beach. Most of the Earth’s surface ocean currents are caused by. a. stream flow from continents. b. differences in ocean water density. c. the revolution of the Earth.

[DOC File]SOLUTIONS - Livingston Public Schools
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a) 180 g of KNO3 in 100 g of water at 80ºC 165 g dissolved, 15 g undissolved. b) 180 g of KNO3 in 100 g of water at 20ºC 30 g dissolved, 150 g undissolved. c) 60 g of NaCl in 100 g of water at 60ºC 38 g dissolved, 22 g undissolved. 4. A saturated solution of KNO3 is formed from one hundred grams of water.

[DOCX File]Richmond County School System / Welcome
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If the car has a mass of 10 grams and the water level in the cylinder rises from 41 ml to 46 ml. Determine the density of the matchbox car. The formula for density is D = m. v. A) 0.5 g/ml; B) 2 g/ml. C) 15 g/ml. D) 50 g/ml. E) None of the above. Explanation: The matchbox car has a density of .

[DOC File]02 Freeze Melt Water
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Why does polarity allow water to be such a good solvent? Measure 10 grams of NaCl and add this to a beaker of 100 ml water. Water expands when it freezes becoming less dense as a solid than it is as a liquid. Describe a test that you could complete at home to prove water expands as it freezes. Part C: Adhesion, Cohesion, Surface Tension

[DOCX File]The Grape Lab - campbell.k12.ky.us
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Collect 3 small cups and label the 1st saltwater, the 2nd grape juice, and the 3rd water (use masking tape) In the 1st one put 50 ml of water, 10 grams of salt and stir. (use paper towel to put salt on) In the 2nd one put 50 ml of white grape juice. In the 3rd one put 50 ml of water.

[DOC File]Determination of Biochemical Oxygen Demand (BOD5)
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2. Potassium Iodide Solution: Dissolve 10 grams KI in a 100 ml volumetric flask. Bring to volume with distilled water. 3. Sodium Sulfite Solution, 0.0250N: Dissolve 1.575 grams anhydrous NA2SO3 in a 1,000 ml volumetric flask. Bring to volume with distilled water. NOTE: This solution is not stable and must be prepared daily. 4.

10 grams of water