Some chem questions...

Discussion in 'General Science & Technology' started by StinkyD, May 31, 2002.

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  1. StinkyD

    StinkyD Registered Member

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    I just wanted to know if anyone could help me with a few questions I had for research..

    What is the pH of 0.001M HCL?

    What is the half-life of an element if it decays to 25% its mass in 12 years?

    What is the number of bars on a standard xylophone?

    What is the greatest number of electorial votes ever cast for one president?

    What is the molarity of hydrogen ion present in a solution with a pH of 0?

    Thanks for the help
     
    StinkyD, May 31, 2002
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