2
Which energy change takes place when
an electric hair dryer is used?
F electricity to...
Chemistry, 06.01.2021 01:00 itsyaboiamo
2
Which energy change takes place when
an electric hair dryer is used?
F electricity to light energy
G electricity to sound energy
H electricity to heat and sound energy
1 electricity to heat and chemical
energy
Answers: 3
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Which object forms when a supergiant runs out of fuel? a red giant a black hole a white dwarf a neutron star
Answers: 1
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This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.
Answers: 1
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16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.
Answers: 2
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If 22.5 of nitrogen at 748 mm hg are compressed to 725 mm hg at constant temperature. what is the new volume?
Answers: 1
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