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    How to calculate final temperature question.

    Hi, I am new to this forum. I am not pretty sure about the answer i got so i came to here in order to get help. Iceman, a member of the Marvel superhero team known as the X-men,enters a friendly duel with the Human Torch (Fantastic Four), and gets hit by a fireball worth 562kJ. Ice man is...
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    Final state of Hydrogen atom?

    A ground state hydrogen atom absorbs a photon of light having a wavelength of 92.27 nm. It then gives off a photon having a wavelength of 383.4 nm. What is the final state of the hydrogen atom? Values for physical constants can be found here.
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    Final chem assignment due in on monday. Please check my answers

    Classify the chemicals in the list in compounds, ions, elements or mixtures. Write the molecular formulas of compounds, ions and elements. Suggest components of the mixtures. 1. Deionised Water 2. Carbon 3. Bronze 4. Milk 5. Chlorine 6. Ammonia 7. Sulphuric Acid 8. Sodium Nitrate 9. Bromine...