Calculating Density A sample of a sub-
stance with a mass of 85 g occupies a vol-
ume of 110...
Chemistry, 27.10.2020 18:40 princesskoi8561
Calculating Density A sample of a sub-
stance with a mass of 85 g occupies a vol-
ume of 110 cm What is the density of
the substance? Will the substance float
in water? Explain your
Answers: 2
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Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?
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Amixture that has two or more substances that are spread out evenly is called a. compound b. heterogeneous c. substance d. homogeneous
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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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