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What is the mass number of an oxygen atom with nine neutrons in its nucleus? (a)8 (b) 9 (c) 17 (d) 16 (e) 18
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Harvey kept a balloon with a volume of 348 milliliters at 25.0Λc 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 freezerβs, what is the temperature of the freezer? the temperature of the freezer is kelvins.
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What is the approximate vapor pressure when the gas condenses at 70 degrees celsius
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Chemistry, 22.06.2019 17:30
Consider the story you just read. all but one of the choices below indicate that something is living.
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What is the mass number of an oxygen atom with nine neutrons in its nucleus? (a)8 (b) 9 (c) 17 (d)...
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