1. The density of ice at 0°C is 0.9168 g mL-1, and that of liquid water at 0°C is 0.9999 g mL-. (1) What are the volumes of 1.000 g of ice and of 1.000 g of water at 0°C?
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1. The density of ice at 0°C is 0.9168 g mL, and that of liquid water at 0°C is 0.9999 g mL-.
(1) What are the volumes of 1.000 g of ice and of 1.000 g of water at 0°C?
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- Four liquids are described in the table below. Use the second column of the table to explain the order of their freezing points, and the third column to explain the order of their boiling points. For example, select '1' in the second column next to the liquid with the lowest freezing point. Select '2' in the second column next to the liquid with the next higher freezing point, and so on. In the third column, select '1' next to the liquid with the lowest boiling point, '2' next to the liquid with the next higher boiling point, and so on. Note: the density of water is 1.00 g/mL. solution 2.2 g of ethylene glycol (C₂H602) dissolved in 200. mL of water 2.2 g of sucrose (C12H22011) dissolved in 200. mL of water 2.2 g of potassium nitrate (KNO3) dissolved in 200. mL of water 200. mL of pure water freezing point (choose one) (choose one) (choose one) (choose one) X boiling point (choose one) (choose one) O (choose one) (choose one)Four liquids are described in the table below. Use the second column of the table to explain the order of their freezing points, and the third column to explain the order of their boiling points. For example, select '1' in the second column next to the liquid with the lowest freezing point. Select '2' in the second column next to the liquid with the next higher freezing point, and so on. In the third column, select '1' next to the liquid with the lowest boiling point, '2' next to the liquid with the next higher boiling point, and so on. Note: the density of water is 1.00 g/mL. solution freezing point boiling point 7.7 g of hydroiodic acid (HI) dissolved in 500. mL of water (choose one) O (choose one) 7.7 g of potassium hydroxide (KOH) dissolved in 500. mL of water (choose one) C (choose one) O 7.7 g of calcium chloride (CaCl2) dissolved in 500. mL of water (choose one) C (choose one) O 500. mL of pure water (choose one) (choose one)Four liquids are described in the table below. Use the second column of the table to explain the order of their freezing points, and the third column to explain the order of their boiling points. For example, select '1' in the second column next to the liquid with the lowest freezing point. Select '2' in the second column next to the liquid with the next higher freezing point, and so on. In the third column, select '1' next to the liquid with the lowest boiling point, '2' next to the liquid with the next higher boiling point, and so on. Note: the density of water is 1.00 g/mL. solution 6.0 g of ethylene glycol (C₂H6O2) dissolved in 200. mL of water 6.0 g of potassium sulfate (K₂SO4) dissolved in 200. mL of water 6.0 g of sucrose (C12H22011) dissolved in 200. mL of water 200. mL of pure water freezing point ✓ (choose one) 1(lowest) 2 3 4(highest) (choose one) X boiling point (choose one) (choose one) (choose one) (choose one) Ś
- Four liquids are described in the table below. Use the second column of the table to explain the order of their freezing points, and the third column to explain the order of their boiling points. For example, select '1' in the second column next to the liquid with the lowest freezing point. Select '2' in the second column next to the liquid with the next higher freezing point, and so on. In the third column, select '1' next to the liquid with the lowest boiling point, '2' next to the liquid with the next higher boiling point, and so on. Note: the density of water is 1.00 g/mL. solution 10. g of glycerin (C3H8O3) dissolved in 100. mL of water 10. g of hydrochloric acid (HCI) dissolved in 100. mL of water 10. g of potassium hydroxide (KOH) dissolved in 100. mL of water 100. mL of pure water freezing point (choose one) (choose one) (choose one) (choose one) X boiling point (choose one) O (choose one) (choose one) 0 (choose one) O 5Determain the boiling point of water at 672 mm Hg.Four liquids are described in the table below. Use the second column of the table to explain the order of their freezing points, and the third column to explain the order of their boiling points. For example, select '1' in the second column next to the liquid with the lowest freezing point. Select '2' in the second column next to the liquid with the next higher freezing point, and so on. In the third column, select '1' next to the liquid with the lowest boiling point, '2' next to the liquid with the next higher boiling point, and so on. Note: the density of water is 1.00 g/mL. solution 2.1 g of potassium nitrate (KNO3) dissolved in 150. mL of water 2.1 g of potassium chloride (KCI) dissolved in 150. mL of water 2.1 g of hydroiodic acid (HI) dissolved in 150. mL of water 150. mL of pure water freezing point (choose one) ✓ (choose one) ✓ (choose one) (choose one) boiling point (choose one) (choose one) (choose one) (choose one) ✓
- Four liquids are described in the table below. Use the second column of the table to explain the order of their freezing points, and the third column to explain the order of their boiling points. For example, select '1' in the second column next to the liquid with the lowest freezing point. Select '2' in the second column next to the liquid with the next higher freezing point, and so on. In the third column, select '1' next to the liquid with the lowest boiling point, '2' next to the liquid with the next higher boiling point, and so on. Note: the density of water is 1.00 g/mL. solution freezing point (choose onel Ⓒ boiling point (choose one) > 8.1 g of sodium bromide (NaBr) dissolved in 100. mL of water 8.1 g of glycerin (CyHyO₂) dissolved in 400. mL of water (choose one) (choose one) B 8.1 g of hydrolodic acid (HI) dissolved in 400. mL of water Ichoose onel (choose one) 400. mL of pure water [choose one) (choose one)+. the The addition of KBr to water causes the vapor pressure to I Select] boiling point to [Select] * , and the freezing point to [ Select ]Q1.)Using the data provided in Table 3 in the handout (also provided below), calculate the vapor pressure of water at 21.0 °C.?? Table 3: Vapor pressure of water at various temperatures T (˚C) P (mmHg) T (˚C) P (mmHg) T (˚C) P (mmHg) 0 4.58 16 13.63 26 25.21 5 6.54 18 15.48 28 28.35 10 9.21 20 17.54 30 31.82 12 10.52 22 19.83 40 55.3 14 11.99 24 22.38 50 92.5 PART B) In the experiment, you wrap a piece of copper wire around your magnesium strip to suspend the magnesium inside the eudiometer. Why is copper wire a good choice for this task? MULTIPLE CHOICE : A.It conducts electricity very well B. It reacts strongly with the acid C. It does not react with the acid D. It is much heavier than Mg
- Four liquids are described in the table below. Use the second column of the table to explain the order of their freezing points, and the third column to explain the order of their boiling points. For example, select '1' in the second column next to the liquid with the lowest freezing point. Select '2' in the second column next to the liquid with the next higher freezing point, and so on. In the third column, select '1' next to the liquid with the lowest boiling point, '2' next to the liquid with the next higher boiling point, and so on. Note: the density of water is 1.00 g/mL. olo solution freezing point boiling point Ar 5.5 g of hydroiodic acid (HI) dissolved in 200. mL of water (choose one) (choose one) 5.5 of calcium chloride (CaCl2) dissolved in 200. mL of water (choose one) (choose one) 5.5 g of potassium hydroxide (KOH) dissolved in 200. mL of water (choose one) (choose one) 200. mL of pure water (choose one) (choose one) ?What intermolecular force(s) must be overcome to perform the following? (a) melt ice (b) sublime solid I2 (c) conver liquid NH3 to NH3 vaporFour liquids are described in the table below. Use the second column of the table to explain the order of their freezing points, and the third column to explain the order of their boiling points. For example, select '1' in the second column next to the liquid with the lowest freezing point. Select '2' in the second column next to the liquid with the next higher freezing point, and so on. In the third column, select '1' next to the liquid with the lowest boiling point, '2' next to the liquid with the next higher boiling point, and so on. Note: the density of water is 1.00 g/mL. solution freezing point boiling point 7.3 g of glycerin (C3H8O3) dissolved in 100. mL of water (choose one) (choose one) 7.3 g of glucose (C6H1206) dissolved in 100. mL of water (choose one) (choose one) 7.3 g of potassium iodide (KI) dissolved in 100. mL of water (choose one) (choose one) 100. mL of pure water (choose one) (choose one)
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