Part B How many grams of mercury are present in a barometer that holds 6.2 mL of mercury? Express your answer using two significant figures. Part C A sculptor has prepared a mold for casting a gold figure. The figure has a volume of 253 cm^3. How many ounces of gold are needed in the preparation of the gold figure? Express your answer using
Part B How many grams of mercury are present in a barometer that holds 6.2 mL of mercury? Express your answer using two significant figures. Part C A sculptor has prepared a mold for casting a gold figure. The figure has a volume of 253 cm^3. How many ounces of gold are needed in the preparation of the gold figure? Express your answer using
Introduction to General, Organic and Biochemistry
11th Edition
ISBN:9781285869759
Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Publisher:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Chapter1: Matter, Energy, And Measurement
Section: Chapter Questions
Problem 1.103P
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Question
Use the density values in the table to solve the following problems:
Densities of Some Common Substances | |||||
Solids (at 25 ∘C∘C) |
Density (g/mLg/mL) |
Liquids (at 25 ∘C∘C) |
Density (g/mLg/mL) |
Gases (at 0 ∘C∘C) |
Density (g/Lg/L) |
Cork | 0.26 | Gasoline | 0.74 | Hydrogen | 0.090 |
Body fat | 0.909 | Ethanol | 0.79 | Helium | 0.179 |
Ice (at 0 ∘C∘C) | 0.92 | Olive oil | 0.92 | Methane | 0.714 |
Muscle | 1.06 | Water (at 4 ∘C∘C) | 1.00 | Neon | 0.902 |
Sugar | 1.59 | Urine | 1.003-1.030 | Nitrogen | 1.25 |
Bone | 1.80 | Plasma (blood) | 1.03 | Air (dry) | 1.29 |
Salt (NaClNaCl) | 2.16 | Milk | 1.04 | Oxygen | 1.43 |
Aluminum | 2.70 | Blood | 1.06 | Carbon dioxide | 1.96 |
Iron | 7.86 | Glycerin | 1.26 | ||
Copper | 8.92 | Mercury | 13.6 | ||
Silver | 10.5 | ||||
Lead | 11.3 | ||||
Gold | 19.3 |
Part B
How many grams of mercury are present in a barometer that holds 6.2 mL of mercury?
Express your answer using two significant figures.
Part C
A sculptor has prepared a mold for casting a gold figure. The figure has a volume of 253 cm^3. How many ounces of gold are needed in the preparation of the gold figure?
Express your answer using three significant figures.
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