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determine the mass of carbon

Use de Broglie's relationship to determine the wavelength of carbon atom moving at 2.3 x 10^5 m/s.(Hint: First determine the
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2. asked by Jessica
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3.1g of an organic compound containing carbon hydrogen and oxygen only produced 4.4g of carbon 4 oxide and 2.0g water on
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2. asked by Shalom Mbaa
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2. Which of the following steps are in the correct order for how to calculate the molar mass of a carbon dioxide (CO2) molecule?
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2. asked by answersss
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before 1900 the activity per mass of atmospheric carbon due to the presence of carbon-14 averaged about 0.255bq/g of carbon 1.
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2. asked by jay
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before 1900 the activity per mass of atmospheric carbon due to the presence of carbon-14 averaged about 0.255bq/g of carbon 1.
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2. asked by jay
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An organic compound A contain 62.0% by mass of carbon, 21.1% by mass of nitrogen, the reminder being hydrogen. Determine the
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2. asked by Richard ineed help
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A carbon atom has a relative atomic mass of 12.7.75% of the carbon atom has a mass number of 12.9, whilst the remaining 25% has
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2. asked by ....
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Acarbon atom has a relative atomic mass of 12.7. 55% of the carbon atom has a mass number of 12.5, whilst the remaining 45% has
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2. asked by Chloe
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If an atom of carbon 12 has been assigned a relative mass of 24u, determine the average atomic mass of hydrogen relative to this
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2. asked by Terrence
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Determine the mass of carbon monoxide that is produced when 45.6 g of methane, ch4 react with 73.2 g of oxygen gas, o2. The
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2. asked by Kelsey
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