Chemistry, 02.10.2020 21:01 alondrabdiaz586
Isotopic analysis of copper reveals that 24.50% of copper atoms contain 36 neutrons, whereas 75.50% of copper atoms have 34 neutrons. What is the average atomic mass of copper?
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Chemistry, 21.06.2019 23:20
Harvey kept a balloon with a volume of 348 milliliters at 25.0˚c inside a freezer for a night. when he took it out, its new volume was 322 milliliters, but its pressure was the same. if the final temperature of the balloon is the same as the freezer’s, what is the temperature of the freezer? the temperature of the freezer is kelvins.
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Stage in which a star’s outer layers have started to cool and grow outward?
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An unsaturated hydrocarbon is a hydrogen-carbon compound with a. a network solid structure b. single bonds c. single bonds in a branched-chain structure d. double or triple bonds
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What happens in the particles of a gas when the gas is compressed
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Isotopic analysis of copper reveals that 24.50% of copper atoms contain 36 neutrons, whereas 75.50%...
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