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A sample of an oxide of arsenic is found to contain 75.74% arsenic. What is its empirical formula?
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The rate constant for the reaction below is 6.2 x 10−5 mol l−1 s −1. if the initial concentration of a is 0.0500 m, what is its concentration after 115 s?
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Which is a characteristic of the electron sea model for metallic bonding? molecular orbitals overlap to produce bands. electrons flow easily between metal nuclei. electrons are in fixed positions in the orbitals. atomic nuclei are arranged in an irregular pattern.
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A sample of an oxide of arsenic is found to contain 75.74% arsenic. What is its empirical formula?...
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