Chemistry, 16.11.2020 19:50 batmandillon21
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The graph shows the changes in the phase of ice when it is heated.
Which of the following temperatures describes the value of C? (5 points)
a
100 °C, because it is the melting point of ice.
b
100 °C, because it is the boiling point of water.
c
Less than 100 °C, because C represents the temperature at which ice melts.
d
Less than 100 °C, because C represents the temperature at which water evaporates.
Answers: 2
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Which elements are found in glucose, the product of photosynthesis? a. carbon, hydrogen, and oxygen b. carbon and hydrogen c. carbon, nitrogen, and oxygen d. hydrogen, nitrogen, and carbon
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Which statement justifies that hydrogen peroxide (h2o2) is a polar molecule? the o – h bond is nonpolar and the molecule is asymmetric. the o – h bond is nonpolar and the molecule is symmetric. the o – h bond is polar and the molecule is asymmetric. the o – h bond is polar and the molecule is symmetric.
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What are the coefficients to balance the following equation? ba+br2=babr2
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The graph shows the changes in the phase of ic...
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