General Chemistry 1

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  1. How could 100 mL of 0.125 M H\(_2\)SO\(_4\) solution be made from 0.500 M H\(_2\)SO\(_4\) solution?

  2. How many milliliters of 0.124 M NaOH contain enough NaOH to react with 15.4 mL of 0.108 M H\(_2\)SO\(_4\) ?

    2 NaOH + H\(_2\)SO\(_4\) \(\longrightarrow\) 2 H\(_2\)O + Na\(_2\)SO\(_4\)

  3. How many moles of BaSO\(_4\) will form if 20.0 mL of 0.600 M BaCl\(_2\) is mixed with 30.0 mL of 0.500 M MgSO\(_4\)?

    BaCl\(_2\) + MgSO\(_4\) \(\longrightarrow\) BaSO\(_4\) + MgCl\(_2\)

  4. Write the complete, total, and net ionic equations for the reaction of aqueous sodium carbonate with aqueous barium nitrate.

  5. Write the molecular equation and then the net ionic equation for the neutralization of HNO\(_3\) by KOH in aqueous solution.

  6. Write the complete, ionic, and net ionic equations for the reaction of HCl with KOH.

  7. Write the complete, ionic, and net ionic equations for the reaction of NH\(_3\)with HNO\(_3\) .

  8. Write the complete, ionic, and net ionic equations for the reaction of CH\(_3\)NH\(_2\) with HC\(_2\)H\(_3\)O\(_2\) .

  9. P\(_4\) + 6 Cl\(_2\) \(\longrightarrow\) 4 PCl\(_3\)

    Assign oxidation numbers for each of the atoms in the above equation.

  10. 2 MnO\(_4\) + 5 H\(_2\)O\(_2\) + 6 H \(^+\) \(\longrightarrow\) 5 O\(_2\) + 2 Mn\(^{2+}\) + 8 H\(_2\)O

    Assign oxidation numbers for each of the atoms in the above net ionic equation. Identify which elements have been oxidized or reduced.

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