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What is the mass of 1.7 × 1023 atoms of zinc
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What substance has a mass of 9.5g and volume of 2.1cm^3
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Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.
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Which of the following changes will decrease the total amount of gaseous solute able to be dissolved in a liter of liquid water? (2 points) decreasing temperature decreasing pressure decreasing surface area decreasing solute concentration
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What is the mass of 1.7 × 1023 atoms of zinc...
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