EBK PHYSICS FOR SCIENTISTS & ENGINEERS
5th Edition
ISBN: 9780134296074
Author: GIANCOLI
Publisher: VST
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Chapter 17, Problem 20Q
To determine
The atom from the given information.
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A typical atom has a diameter of about 1.0×10^−10m. Approximately how many atoms are there along a 5.0 −cm−cm line? Express your answer using two significant figures.
One mole of atoms consist of 6.02 × 10^23 individual atoms. If one mole of unicorn atoms were spread uniformly over the surface of a sphere the size of the Earth, approximately how many atoms would be found per square meter? The average radius of the Earth is 6.38 × 10^3 km.
A proton, which is the nucleus of a hydrogen atom, can be modeled as a sphere with a diameter of 2.4 fm and a mass of 1.67 10-27 kg.Densities of Some Common Substances at Standard Temperature (0°C) and Pressure (Atmospheric)
Substance
ρ (kg/m3)
Substance
ρ (kg/m3)
Air
1.29
Iron
7.86 ✕ 103
Air (at 20°C andatmospheric pressure)
1.20
Lead
11.3 ✕ 103
Aluminum
2.70 ✕ 103
Mercury
13.6 ✕ 103
Benzene
0.879 ✕ 103
Nitrogen gas
1.25
Brass
8.4 ✕ 103
Oak
0.710 ✕ 103
Copper
8.92 ✕ 103
Osmium
22.6 ✕ 103
Ethyl alcohol
0.806 ✕ 103
Oxygen gas
1.43
Fresh water
1.00 ✕ 103
Pine
0.373 ✕ 103
Glycerin
1.26 ✕ 103
Platinum
21.4 ✕ 103
Gold
19.3 ✕ 103
Seawater
1.03 ✕ 103
Helium gas
1.79 ✕ 10−1
Silver
10.5 ✕ 103
Hydrogen gas
8.99 ✕ 10−2
Tin
7.30 ✕ 103
Ice
0.917 ✕ 103
Uranium
19.1 ✕ 103
(a) Determine the density of the proton.kg/m3
Chapter 17 Solutions
EBK PHYSICS FOR SCIENTISTS & ENGINEERS
Ch. 17.2 - Prob. 1AECh. 17.4 - Prob. 1BECh. 17.5 - How much space would you allow between the...Ch. 17.7 - CHAPTER-OPENING QUESTIONGuess now! A hot-air...Ch. 17.7 - An ideal gas is contained in a steel sphere at...Ch. 17.8 - What is the volume of 1.00 mol of ideal gas at 546...Ch. 17.8 - At 20C, would there be (a) more, (b) less, or (c)...Ch. 17 - Prob. 1QCh. 17 - Name several properties of materials that could be...Ch. 17 - Which is larger, 1 C or 1 F?
Ch. 17 - If system A is in equilibrium with system B, but B...Ch. 17 - Suppose system C is not in equilibrium with system...Ch. 17 - In the relation = 0 T, should 0 be the initial...Ch. 17 - A flat bimetallic strip consists of a strip of...Ch. 17 - Long steam pipes that are fixed at the ends often...Ch. 17 - Prob. 9QCh. 17 - Prob. 10QCh. 17 - Prob. 11QCh. 17 - Prob. 12QCh. 17 - The units for the coefficients of expansion are...Ch. 17 - Prob. 14QCh. 17 - The principal virtue of Pyrex glass is that its...Ch. 17 - Prob. 16QCh. 17 - Freezing a can of soda will cause its bottom and...Ch. 17 - Why might you expect an alcohol-in-glass...Ch. 17 - Prob. 19QCh. 17 - Prob. 20QCh. 17 - From a practical point of view, does it really...Ch. 17 - Prob. 1MCQCh. 17 - Prob. 2MCQCh. 17 - Prob. 3MCQCh. 17 - Prob. 4MCQCh. 17 - Prob. 5MCQCh. 17 - Prob. 6MCQCh. 17 - Prob. 7MCQCh. 17 - Prob. 8MCQCh. 17 - Prob. 9MCQCh. 17 - Prob. 10MCQCh. 17 - Prob. 11MCQCh. 17 - Prob. 12MCQCh. 17 - Prob. 1PCh. 17 - Prob. 2PCh. 17 - (a) Room temperature is often taken to be 68F....Ch. 17 - Among the highest and lowest natural air...Ch. 17 - Prob. 5PCh. 17 - Prob. 6PCh. 17 - Prob. 7PCh. 17 - Prob. 8PCh. 17 - The Eiffel Tower (Fig. 1719) is built of wrought...Ch. 17 - Prob. 10PCh. 17 - Prob. 11PCh. 17 - Prob. 12PCh. 17 - Prob. 13PCh. 17 - At a given latitude, ocean water in the so-called...Ch. 17 - Prob. 15PCh. 17 - Prob. 16PCh. 17 - Prob. 17PCh. 17 - Prob. 18PCh. 17 - (II) It is observed that 55.50 mL of water at 20C...Ch. 17 - Prob. 20PCh. 17 - (II) If a fluid is contained in a long narrow...Ch. 17 - Prob. 22PCh. 17 - (II) Wine bottles are never completely filled: a...Ch. 17 - Prob. 24PCh. 17 - Prob. 25PCh. 17 - Prob. 26PCh. 17 - Prob. 27PCh. 17 - Prob. 28PCh. 17 - (III) A barrel of diameter 134.122 cm at 20C is to...Ch. 17 - Prob. 30PCh. 17 - (I) Absolute zero is what temperature on the...Ch. 17 - Prob. 32PCh. 17 - Prob. 33PCh. 17 - Prob. 34PCh. 17 - Prob. 35PCh. 17 - Prob. 36PCh. 17 - Prob. 37PCh. 17 - Prob. 38PCh. 17 - Prob. 39PCh. 17 - Prob. 40PCh. 17 - Prob. 41PCh. 17 - Prob. 42PCh. 17 - Prob. 43PCh. 17 - Prob. 44PCh. 17 - Prob. 45PCh. 17 - Prob. 46PCh. 17 - Prob. 47PCh. 17 - Prob. 48PCh. 17 - Prob. 49PCh. 17 - (II) You buy an airtight bag of potato chips...Ch. 17 - (II) A typical scuba tank, when fully charged,...Ch. 17 - (III) Compare the value for the density of water...Ch. 17 - Prob. 53PCh. 17 - Prob. 54PCh. 17 - Prob. 55PCh. 17 - Prob. 56PCh. 17 - Prob. 57PCh. 17 - Prob. 58PCh. 17 - (II) What is the pressure in a region of outer...Ch. 17 - Prob. 60PCh. 17 - Prob. 61PCh. 17 - Prob. 62PCh. 17 - Prob. 63PCh. 17 - Prob. 64PCh. 17 - Prob. 65PCh. 17 - Prob. 66GPCh. 17 - Prob. 67GPCh. 17 - Prob. 68GPCh. 17 - Prob. 69GPCh. 17 - If a rod of original length 1 has its temperature...Ch. 17 - Prob. 71GPCh. 17 - Prob. 72GPCh. 17 - Prob. 73GPCh. 17 - Prob. 74GPCh. 17 - Prob. 75GPCh. 17 - Assume that in an alternate universe, the laws of...Ch. 17 - An iron cube floats in a bowl of liquid mercury at...Ch. 17 - Prob. 78GPCh. 17 - Prob. 79GPCh. 17 - From the known value of atmospheric pressure at...Ch. 17 - Prob. 81GPCh. 17 - Prob. 82GPCh. 17 - Prob. 83GPCh. 17 - Prob. 84GPCh. 17 - Prob. 85GPCh. 17 - Prob. 86GPCh. 17 - Prob. 87GPCh. 17 - A helium balloon has volume V0 and temperature T0...Ch. 17 - Prob. 89GPCh. 17 - Prob. 90GPCh. 17 - Prob. 91GPCh. 17 - Prob. 92GPCh. 17 - (III) You have a vial of an unknown liquid which...Ch. 17 - Prob. 94GPCh. 17 - Prob. 95GPCh. 17 - Prob. 96GPCh. 17 - Snorkelers breathe through short tubular snorkels...
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- The nucleus of an atom can be modeled as several protons and neutrons closely packed together. Each particle has a mass of 1.67 ✕ 10−27 kg and radius on the order of 10−15 m. (a) Use this model and the data provided to estimate the density of the nucleus of an atom. kg/m3 (b) Compare your result with the density of a material such as iron (ρ = 7874 kg/m3). What do your result and comparison suggest about the structure of matter?arrow_forwardThe Moon is approximately 400,000 km from the Earth. An atom of a certain element has a diameter of 4 X 10-8 cm. Given 1 km = 1,000 m and 1 m = 100 cm, about how many atoms of this element can be lined up between Earth and Moon?arrow_forwardEarth has a mass of 5.98*1024 kg.The average mass of the atoms that make up Earth is 40 u. How many atoms are there in Earth?arrow_forward
- The mass of a star similar to the Sun is 2.04 ✕ 1030 kg, and the mass of an atom of hydrogen, of which the Sun is mostly composed, is 1.67 ✕ 10-27 kg. How many atoms are in the star?arrow_forwardOne mole of atoms consists of 6.02 × 1023 individual atoms. If one mole of unicorn atoms were spread uniformly over the surface of a sphere the size of the Earth, approximately how many atoms would be found per square meter? The average radius of the Earth is 6.38 × 103 km.arrow_forwardFind the number of significant figures in each of the following. 1. 82.8 ± 0.9 2. 3.57500 ✕ 109 3. 2 ✕ 10−6 4. 0.0075 5. 79.2 ± 0.1 6. 4 ✕ 109 7. 2.140 ✕ 10−6 8. 0.0020arrow_forward
- the average density of an atom is approximately 103 kg/m3. The nucleus of an atom has a radius about 10-5 times that of the entire atom, and contains nearly all the mass of the atom. What is the approximate density, in kilograms per cubic meter, of a nucleus?arrow_forwardA = 2 X 1025, B = 4.5 X 10-10, C = 3 X 10-6. AB/C = ? (2) ACB = ? (3) The Moon is approximately 400,000 km from the Earth. An atom of a certain element has a diameter of 4 X 10-8 cm. Given 1 km = 1,000 m and 1 m = 100 cm, about how many atoms of this element can be lined up between Earth and Moon? (4) A spherical planet has a radius of 2,000 km and a mass of 1025 kg. Calculate its density (mass/volume) in kilograms per cubic meter. (5) How many of the atoms in Question (3) can fit within a spherical planet with a diameter of 2 X 104 km? (6) An asteroid’s radius is 200 m and its distance from Earth is 107 km. What angle in degrees (θ) will it subtend? Use the equation θ = 57 (diameter) / distancearrow_forwardProblem 5: Any ideal gas at standard temperature and pressure (STP) has a number density (atoms per unit volume) of p = N/V = 2.68 × 1025 m²3. How many atoms are there in 11 cubic micrometers, at STP? N =| atomsarrow_forward
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