Radioactive sodium pertechnetate is used as a brain-scanning agent in medicine. Quantitative analysis of a sample of sodium pertechnetate with a mass of 0.896 g found 0.111 g of sodium and 0.477 g of technetium. The remainder was oxygen. Calculate the empirical formula of sodium pertechnetate. Part 1 The mass of oxygen may be determine by difference from the given information. Use the provided mass of the compound as well as the masses of Na and Tc to determine the mass of oxygen. g of oxygen eTextbook and Media

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Radioactive sodium pertechnetate is used as a brain-scanning agent in medicine. Quantitative analysis of a sample of sodium
pertechnetate with a mass of 0.896 g found 0.111 g of sodium and 0.477 g of technetium. The remainder was oxygen. Calculate the
empirical formula of sodium pertechnetate.
Part 1
The mass of oxygen may be determine by difference from the given information. Use the provided mass of the compound as well
as the masses of Na and Tc to determine the mass of oxygen.
g of oxygen
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Transcribed Image Text:Radioactive sodium pertechnetate is used as a brain-scanning agent in medicine. Quantitative analysis of a sample of sodium pertechnetate with a mass of 0.896 g found 0.111 g of sodium and 0.477 g of technetium. The remainder was oxygen. Calculate the empirical formula of sodium pertechnetate. Part 1 The mass of oxygen may be determine by difference from the given information. Use the provided mass of the compound as well as the masses of Na and Tc to determine the mass of oxygen. g of oxygen eTextbook and Media Attempts: 0 of 15 used Submit Answer Save for Later Part 2 S T國囚 MacBook Air DD 吕0 FB F9 F10 F5 F6 F7 F4 F2 F3 $ % & *
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