Chemistry, 27.08.2019 01:40 sashamanger2396
Alarge body in space that orbits a star and does not produce light of its own
Answers: 1
Chemistry, 22.06.2019 21:30
Describe at least two advantages and two disadvantages of using hydropower as a source of energy.
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Chemistry, 22.06.2019 21:30
An atomic nucleus is composed ofa)protons.b)protons and neutrons.c)protons and electrons.d)protons, neutrons, and electrons.
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Chemistry, 22.06.2019 22:30
Is the idea of spontaneous generation supported by redi's experiment? justify your answer in 2-3 sentences?
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Chemistry, 23.06.2019 17:10
Two changes are described below. a green banana turns yellow and ripens. a layer of rust forms on an iron nail. which statement is true about the two changes? a) both are chemical changes because new substances are formed. b) both are physical changes because only the physical state of the substances change. c) a is a physical change due to a change of state, but b is a chemical change because new molecules are formed. d) a is a chemical change due to a change of state, but b is a physical change because new molecules are formed.
Answers: 3
Alarge body in space that orbits a star and does not produce light of its own...
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