Chemistry, 08.10.2019 02:40 aiken11192006
What did ernest rutherford’s gold foil experiment demonstrate about atoms?
a. their positive charge is located in a small region that is called the nucleus.
b. their negative charge is located in small particles that are called electrons.
c. their nucleus makes up the majority of the volume of the atom.
d. their electrons are floating in a sea of positive charges.
Answers: 2
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What shape would a molecule with two bound groups and two lone pairs have?
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The molality of calcium chloride (cacl2) in an aqueous solution is 2.46 m. what is mole fraction of the solute?
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Chemistry, 22.06.2019 18:30
The table lists the lattice energies of some compounds.compoundlattice energy (kj/mol)lif –1,036licl –853naf –923kf –821nacl –786which statement about crystal lattice energy is best supported by the information in the table? the lattice energy increases as cations get smaller, as shown by lif and kf.the lattice energy increases as the cations get larger, as shown by lif and licl.the lattice energy decreases as cations get smaller, as shown by nacl and naf.the lattice energy decreases as the cations get smaller, as shown by naf and kf.
Answers: 3
What did ernest rutherford’s gold foil experiment demonstrate about atoms?
a. their pos...
a. their pos...
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