The radioactive isotope tritium decays with a first-order rate constant k of 0.056 year 1. What fraction of the tritium initially in a sample is still present {X} years later

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Q: CH, CH,CI AICI,

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Q: mass

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Q: Fe,0.t 3 Ha ca) a) AH" a AG at 230°C

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Q: 1. Draw the functional groups that are characteristic of carboxylic acids, esters, and amides.

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Q: I. Use the IUPAC system to hame the following compounds CH) а. CH.CH,CH: CH) Br

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Q: Name the following organic molecule using the appropriate IUPAC nomenclature.

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Photochemistry

Photochemistry is the part of chemistry that studies the various mechanisms of reactions that are triggered by the presence of light energy. It also helps to study the changes involved in a molecule that can undergo the absorption of radiation.