Integrated Science
7th Edition
ISBN: 9780077862602
Author: Tillery, Bill W.
Publisher: Mcgraw-hill,
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Question
Chapter 8.1, Problem 4SC
To determine
The correct option to find the number of neutrons in an atom of a given element.
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Students have asked these similar questions
Element X has a half-life of 6 hours. How much of X remains from a 64 kg sample after one day?
A.
11 kg
B.
22 kg
C.
4 kg
D.
16 kg
E.
44 kg
6. The particles in the nucleus that have a positive charge are the
b. neutrons
a. electrons
c. protons
d. positrons
7. Elements that are not good conductors of heat or electricity are the
b. non-metals
a. metals
c. metalloids
d. solids
8. On the periodic table, the number of electrons is equal to-
b. the atomic weight
a. the mass number
c. the atomic number
d. the number of neutrons
9. Electrons are located in the
a. Electron cloud
b. cumulus cloud
c. nucleus cloud
d. fog
10. According to Dalton, these can not be created or destroyed.
b. heat
d. radioactivity
a. Matter
C. atoms
11. Group 2 on the Periodic Table is also known as the
a. Halogens
b. Noble Gases
c. Alkali metals
d. Alkaline earth metals
12. Elements on the right side of the Periodic Table are
b. non-metals
a. metals
c. liquids
d. solids
13. Elements from the Periodic Table that are malleable and ductile are called
a. metalloids
b. gases
c. metals
d. non-metals
14. Electrons that are located
a. closest to
the nucleus have…
36.
The half-life of element X is 8 days. If 120 g of element X is placed on a table, how much remains after 24 days?
A.
10 g
B.
24 g
C.
30 g
D.
15 g
E.
5 g
Chapter 8 Solutions
Integrated Science
Ch. 8.1 - Prob. 1SCCh. 8.1 - Prob. 2SCCh. 8.1 - Prob. 3SCCh. 8.1 - Prob. 4SCCh. 8.1 - Prob. 5SCCh. 8.1 - Prob. 6SCCh. 8.2 - Prob. 7SCCh. 8.2 - Prob. 8SCCh. 8.2 - Prob. 9SCCh. 8.3 - Prob. 10SC
Ch. 8.3 - Prob. 11SCCh. 8.3 - Prob. 12SCCh. 8.5 - Prob. 13SCCh. 8.5 - Prob. 14SCCh. 8 - Prob. 1CQCh. 8 - Prob. 2CQCh. 8 - Prob. 3CQCh. 8 - Prob. 4CQCh. 8 - Prob. 5CQCh. 8 - Prob. 6CQCh. 8 - Prob. 7CQCh. 8 - Prob. 8CQCh. 8 - Prob. 9CQCh. 8 - Prob. 10CQCh. 8 - Prob. 11CQCh. 8 - Prob. 12CQCh. 8 - Prob. 13CQCh. 8 - Prob. 14CQCh. 8 - Prob. 15CQCh. 8 - Prob. 16CQCh. 8 - Prob. 17CQCh. 8 - Prob. 18CQCh. 8 - Prob. 1PEACh. 8 - Prob. 2PEACh. 8 - Prob. 3PEACh. 8 - Prob. 4PEACh. 8 - Prob. 1PEBCh. 8 - Prob. 2PEBCh. 8 - Prob. 3PEBCh. 8 - If the charge-to-mass ratio of a proton is 9.58 ...
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- Find the atomic numbers, mass numbers, and neutron numbers for (a) 2958Cu,(b) 1124Na , (c) 84210Po(d) 2045Caand(e) 82206Pb -arrow_forward(a) An aspiring physicist wants to build a scale model of a hydrogen atom for her science fair project. If the atom is 1.00 m in diameter, how big should she try to make the nucleus? (b) How easy will this be to do?arrow_forwardWhat are isotopes? Why do different isotopes of the same element have similar chemistries?arrow_forward
- What are isotopes? Why do isotopes of the same atom share the same chemical properties?arrow_forwardNuclei with _____ atomic numbers tend to have a greater number of stable isotopes than those with _____ atomic numbers.a.Even, oddb.Odd, oddc.Even, evend.Odd, even What is the energy conversion process during the 2nd step of producing electricity from combustion of fossil fuels?a.Potential energy to kinetic energyb.Kinetic energy to mechanical energyc.Potential energy to mechanical energyd.Kinetic energy to electrical energy Which of the following grades of coal has highest carbon content and lowest sulfur content?a.Peatb.Anthracitec.Bituminousd.Lignitearrow_forwardThe most stable atoms are: b. a. Atoms with even number of protons, odd number of neutrons Atoms with odd number of protons, even number of neutrons Atoms with even number of protons, even number of neutrons d. Atoms with odd number of protons, odd number of neutrons C. Radioactivity is defined as An emission of radiation from unstable nuclei of element in the form of particles, electromagnetic radiation, or both a. b. Radiation in which a particle carries energy is capable of removing electrons from an atom, thus producing free radicals C. The rate of energy loss per unit path length d. The rate of decay of a radioactive materialarrow_forward
- 2. Lithium has only two naturally occuring isotopes: lithiumi-6 and lithium-7. Lithium-6 has a mass of 6.01512 and makes up 7.42 percent of all naturally occuring lithium. Lithium-7 has a mass of 7.016 and makes up the remaining 92.58 percent. What is the atomic mass of lithium? (Show your calculations) 3. Identify the period and the family of the following a. Oxygen b. Lithium c, Vanadium d. Calcium 4. Identify the number of protons, neutrons, and electrons in the sulfur isotope with atomic number 16 and mass number 32arrow_forwardIf an atom gives off an alpha particle what happens to the mass number of the atom? A. Decreases by two B. Increases by two C. Decreases by four D. Increases by fourarrow_forward1. Which of the following statements about the atomic nucleus are correct? (There may be more than one correct choice.) A. It is held together by the strong force that effects protons and neutrons, but not electrons. B. It has a typical radius on the order of 10-10 m. C. Its volume is nearly the same for all atoms. D. The density of heavy nuclei is considerably greater than the density of light nuclei.arrow_forward
- Consider the atomic species: 146C, 126C and 15,N. Which ones have the same number of neutrons? a. None of them b. 126C and 15,N C. All three O d. 146C and 15,N e. 146C and 126Carrow_forward16. The ejection of an alpha particle and a gamma particle from a nucleus results in A. an increase in the atomic number by four B. an increase in the atomic number by one C. a decrease in the atomic number by two D. a decrease in the atomic number by four E. no change in the atomic numberarrow_forward1.Tell how many protons, electrons and neutrons there are in each of the ff. Atoms:arrow_forward
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