Chemistry, 18.10.2019 19:00 alaynagrace1111
Which of the following is the correct definition of convection?
a. the transfer of heat by currents
b. the transmission of heat across matter
c. the electromagnetic radiation from the surface of an object which is due to the object's temperature
d. the transmission of heat across empty space
Answers: 3
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Which statements describe polyatomic ions? check all that apply. polyatomic ions have many charges. polyatomic ions have one overall charge. polyatomic ions repel other ions to form ionic bonds. polyatomic ions attract other ions to form ionic bonds. polyatomic ions are made up of only one type of atom. polyatomic ions are made up of two or more types of atoms.
Answers: 2
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Temperature is _related to the average kinetic energy of a gas. inversely directly not disproportionally
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Which class of molecules functions as chemical signals? hormones water carbohydrates proteins
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Chemistry, 22.06.2019 11:50
Which of the following statements about hybrid orbitals is or are true? choose all that apply. choose all that apply. under sp2 hybridization, the large lobes point to the vertices of an equilateral triangle. after an atom undergoes sp hybridization there is one unhybridized p orbital on the atom. the angle between the large lobes of sp3 hybrids is 109.5∘
Answers: 2
Which of the following is the correct definition of convection?
a. the transfer of heat by cu...
a. the transfer of heat by cu...
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