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Two different atoms have nine protons each and the same mass. However, one is neutral while the other has a negative charge. Describe what each atomic structure could be, listing the
possible number and location of all subatomic particles. (10 points)
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Chemistry, 22.06.2019 14:00
Ascientist measures the speed of sound in a monatomic gas to be 449 m/s at 20∘c. what is the molar mass of this gas?
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Chemistry, 22.06.2019 20:30
Citric acid has a ph between 1 and 3. it is considered to be aa. weak acidb. weak basec. strong based. strong acid
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Chemistry, 23.06.2019 02:00
Scientists are often interested in knowing the molar heat of combustion – the heat released during the combustion of one mole of a substance. use the periodic table to find molar masses. how many moles of ethanol are present in the sample?
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Chemistry, 23.06.2019 03:30
Mr. rose asked his student to draw a quadrilateral with four unequal sides. an example of this kind of quadrilateral
Answers: 1
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Two different atoms have nine protons each and the same mass. However, one is neutral w...
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