Which is not a direct classification of matter?
a. Element
b. Homogenious Mixture
c. Mi...
Chemistry, 09.11.2020 21:00 bigmess559
Which is not a direct classification of matter?
a. Element
b. Homogenious Mixture
c. Mixture
d. Pure Substance
Answers: 1
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6what is the importance of water on earth? a) it keeps the top layer of the geosphere cool b) it allows life to exist c) it provides ice at the poles d) it creates earth's blue color from space
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The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.
Answers: 1
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In an exothermic reaction, energy may be released to the surroundings in the form of question 4 options: heat light thermal all of the above
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