Covalent bonding is caused by
A)
the sharing of electrons between atoms.
B)
the transfer of electrons between atoms.
C)
unequal charge distributions around neutral molecules.
D)
atoms bonding to hydrogen molecules.
E)
atoms bonding to oxygen molecules.
A
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The critical angle is least in
A) glass. B) water. C) diamond. D) vacuum.
The mass of 1H is 1.007825 u and the mass of 1n is 1.008665 u. The mass of 12C is 12.000000 u, of 13N is 13.005739 u, and of 14N is 14.003074 u. What is the binding energy of the last neutron in 14N?
A) 10.6 MeV B) 9.8 MeV C) 1.9 MeV D) 2.5 MeV E) 3.8 MeV
A particle with a half-integral spin is a
a. boson. b. lepton. c. fermion. d. hadron. e. muon.
A person looking through eyeglasses sees real images
a. True b. False Indicate whether the statement is true or false