Use the density values in Table to solve each of the following problems:
a. How many liters of ethanol contain 1.50 kg of ethanol?
b. How many grams of mercury are present in a barometer that holds 6.5 mL of mercury?
c. A sculptor has prepared a mold for casting a silver figure. The figure has a volume of 225 cm3. How many ounces of silver are needed in the preparation of the silver figure?
Table
Solids (at 25 °C) | Density(g/cm3 or g/mL) | Liquids (at 25 °C) | ensity(g/mL) | Gases (at 0 °C, 1 atm) | Density(g/L) |
Cork | 0.26 | Gasoline | 0.74 | Hydrogen | 0.090 |
Ice (at 0 °C) | 0.92 | Ethanol | 0.785 | Helium | 0.179 |
Sugar | 1.59 | Olive Oil | 0.92 | Methane | 0.714 |
Salt (NaCl) | 2.16 | Water (at 4 °C) | 1.00 | Neon | 0.902 |
Aluminum | 2.70 | Milk | 1.04 | Nitrogen | 1.25 |
Diamond | 3.52 | Mercury | 13.6 | Air (dry) | 1.29 |
Iron | 7.86 |
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| Oxygen | 1.43 |
Copper | 8.92 |
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| Carbon dioxide | 1.96 |
Silver | 10.5 |
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Lead | 11.3 |
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Gold | 19.3 |
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