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Chemistry, 22.06.2019 14:50
Which of the following is most likely true about water in chemical systems? a) water dissolves nonpolar ionic compounds. b) water dissociates ionic compounds. c) water dissociates covalent molecules. d) water dissolves nonpolar covalent substances.
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Chemistry, 22.06.2019 17:00
Which property of a rock remains unchanged by mechanical weathering? a. total surface area b. size and shape c. mineral composition d. sharpness
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Chemistry, 23.06.2019 00:00
Which is true about metals used for jewelry, such as platinum and gold? a. they have low flammability. b. they have low reactivity. c. they have high flammability. d. they have high reactivity.
Answers: 1
Chemistry, 23.06.2019 01:30
Which statement justifies that hydrogen peroxide (h2o2) is a polar molecule? the o โ h bond is nonpolar and the molecule is asymmetric. the o โ h bond is nonpolar and the molecule is symmetric. the o โ h bond is polar and the molecule is asymmetric. the o โ h bond is polar and the molecule is symmetric.
Answers: 1
An unknown homonuclear diatomic gas has a volume of 2.5L at standard conditions of temperature and p...
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