Homework Answers
11) source of additional mass is due to extra neutron
12 as q = qv×B
hence force depends on velocity only
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Question 11 8.75 pts An element with an atomic mass of 57 has an isotope with...
8.75 pts An element with an atomic mass of 57 has an isotope with an atomic...
8.75 pts An element with an atomic mass of 57 has an isotope with an atomic of mass 58. The source of this additional mass is an extra neutron O gaining an electron an extra Proton loss of an electron O gaining an extra proton and electron Question 12 8.75 pts the magnetic force on a charged particle depends on mass of the particle density of the particle spin of the particle velocity of the particle
An element with an atomic mass of 57 has an isotope with an atomic of mass...
An element with an atomic mass of 57 has an isotope with an atomic of mass 58. The source of this additional mass is O an extra Proton an extra neutron O loss of an electron O gaining an extra proton and electron O gaining an electron
Question 11 the magnetic force on a charged particle depends on O density of the particle...
Question 11 the magnetic force on a charged particle depends on O density of the particle mass of the particle velocity of the particle O spin of the particle
Question 4 2 pts What is the average atomic mass of the element that has the...
Question 4 2 pts What is the average atomic mass of the element that has the following isotopes? 0.005% is of mass 234.040947 amu 0.720% is of mass 235.043924 amu 99.275% is of mass 238.050784 amu Once you find the average atomic mass, please find which element on the periodic table has that mass. Type the atomic symbol (one or two letters only, starting with a capital letter) here. Thank you.
Question 13 1 pts For an element "A" with 8 valence electrons, what is the hybridization...
Question 13 1 pts For an element "A" with 8 valence electrons, what is the hybridization of AO? sp2 O spd 2 spd sp sp Question 14 1 pts Which of the following statements about fluorine is true? Because of its high electron affinity, gaining an electron is an endothermic process It has a smaller atomic radius than chlorine Its electron affinity is slightly lower than that of oxygen. O It has a lower electronegativity than chlorine O Its atomic...
Question 1 What is the net electric charge (in units of e) of an atom of...
Question 1 What is the net electric charge (in units of e) of an atom of lead (Z82)? qlead exact number, no tolerance Attempts: 0 of 5 used Question 2 Suppose a lithium atom (Z units of e? 3) has been singly ionized. What is the net electric charge of the resulting lithium ion in lithium exact number, no tolerance Attempts: 0 of 5 used Question 3 Suppose a lead atom (Z = 82) has been doubly ionized. What is...
1 1 J (Joule) corresponds to: A: 1.602E-19 eV B: 6.242E18 eV C: 6.242E-20 eV D: 1.602E10 GeV 2 A...
1 1 J (Joule) corresponds to: A: 1.602E-19 eV B: 6.242E18 eV C: 6.242E-20 eV D: 1.602E10 GeV 2 A force acting on an object always changes its: A: Total energy B: Kinetic energy C: Rest energy D: Momentum 3 Momentum is a product of: A: Rest mass and velocity B: Relativistic mass and velocity C: Kinetic energy and velocity D: Relativistic mass and total energy 4 Relativistic mass as a function of velocity is: A: Linearly increasing B: Linearly decreasing C: Non-linearly increasing D: Non-linearly decreasing 5 The Lorentz-factor (g) is a ratio of: A: Total...
0/0.85 pts Question 6 An imaginary new element discovered by the chemistry department at the University...
0/0.85 pts Question 6 An imaginary new element discovered by the chemistry department at the University of Florida was named in honor of UF Floridium. One atom of floridium-256 has a mass of 287 221 amu (the atomic number of floridium is 120. Calculate the binding energy per mole inkl. Mass of one proton is 1.007825 amu, mass of one neutron is 1.008665 amu Enter a number to decimal places. You may enter itine notation You Answered 200.000.000.000 Correct Answer...
6.52 nc 10.0 nc Question 4 5 pts A laser beam strikes a double slit with...
6.52 nc 10.0 nc Question 4 5 pts A laser beam strikes a double slit with a slit spacing of 1.5E-5 m. The slit-to-screen distance is 2.0m. The first bright intefference fringe is located 7 cm above the middle of the central bright maximum. What is the wavelength of the laser light? O 525 nm O 373 nm 0 454 nm 667 nm 702 nm Question 5 5 pts A proton and an electron enter a uniform magnetic field. The...
Do not refer to the text when taking this test. An element has an atomic number...
Do not refer to the text when taking this test. An element has an atomic number of 11 and an atomic weight of 23. Its number of neutrons is a. 11. b. 12. c. 23. d. 24. The atom of an clement has 1 proton and 2 neutrons. Its atomic number is a. 1. b. 2. c. 3. d. 6. The atom of an element has 6 protons and 8 neutrons. The number of electrons in this atom is a....
8.75 pts An element with an atomic mass of 57 has an isotope with an atomic of mass 58. The source of this additional mass is an extra neutron O gaining an electron an extra Proton loss of an electron O gaining an extra proton and electron Question 12 8.75 pts the magnetic force on a charged particle depends on mass of the particle density of the particle spin of the particle velocity of the particle
An element with an atomic mass of 57 has an isotope with an atomic of mass 58. The source of this additional mass is O an extra Proton an extra neutron O loss of an electron O gaining an extra proton and electron O gaining an electron
Question 11 the magnetic force on a charged particle depends on O density of the particle mass of the particle velocity of the particle O spin of the particle
Question 4 2 pts What is the average atomic mass of the element that has the following isotopes? 0.005% is of mass 234.040947 amu 0.720% is of mass 235.043924 amu 99.275% is of mass 238.050784 amu Once you find the average atomic mass, please find which element on the periodic table has that mass. Type the atomic symbol (one or two letters only, starting with a capital letter) here. Thank you.
Question 13 1 pts For an element "A" with 8 valence electrons, what is the hybridization of AO? sp2 O spd 2 spd sp sp Question 14 1 pts Which of the following statements about fluorine is true? Because of its high electron affinity, gaining an electron is an endothermic process It has a smaller atomic radius than chlorine Its electron affinity is slightly lower than that of oxygen. O It has a lower electronegativity than chlorine O Its atomic...
Question 1 What is the net electric charge (in units of e) of an atom of lead (Z82)? qlead exact number, no tolerance Attempts: 0 of 5 used Question 2 Suppose a lithium atom (Z units of e? 3) has been singly ionized. What is the net electric charge of the resulting lithium ion in lithium exact number, no tolerance Attempts: 0 of 5 used Question 3 Suppose a lead atom (Z = 82) has been doubly ionized. What is...
0/0.85 pts Question 6 An imaginary new element discovered by the chemistry department at the University of Florida was named in honor of UF Floridium. One atom of floridium-256 has a mass of 287 221 amu (the atomic number of floridium is 120. Calculate the binding energy per mole inkl. Mass of one proton is 1.007825 amu, mass of one neutron is 1.008665 amu Enter a number to decimal places. You may enter itine notation You Answered 200.000.000.000 Correct Answer...
6.52 nc 10.0 nc Question 4 5 pts A laser beam strikes a double slit with a slit spacing of 1.5E-5 m. The slit-to-screen distance is 2.0m. The first bright intefference fringe is located 7 cm above the middle of the central bright maximum. What is the wavelength of the laser light? O 525 nm O 373 nm 0 454 nm 667 nm 702 nm Question 5 5 pts A proton and an electron enter a uniform magnetic field. The...
Do not refer to the text when taking this test. An element has an atomic number of 11 and an atomic weight of 23. Its number of neutrons is a. 11. b. 12. c. 23. d. 24. The atom of an clement has 1 proton and 2 neutrons. Its atomic number is a. 1. b. 2. c. 3. d. 6. The atom of an element has 6 protons and 8 neutrons. The number of electrons in this atom is a....
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