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In aqueous solution magnesium chloride d...

In aqueous solution magnesium chloride dissociates into ions as follows .
`MgCl_(2) (aq) to Mg^(2+) (aq) + 2 Cl^(-) (aq)`
Calculate the number of ions produced when `23.75g` of magnesium chloride is dissolved in water .

Text Solution

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To solve the problem of calculating the number of ions produced when 23.75 g of magnesium chloride (MgCl₂) is dissolved in water, we can follow these steps: ### Step 1: Write the dissociation equation Magnesium chloride dissociates in water as follows: \[ \text{MgCl}_2 (aq) \rightarrow \text{Mg}^{2+} (aq) + 2 \text{Cl}^- (aq) \] ### Step 2: Calculate the molar mass of magnesium chloride (MgCl₂) To find the molar mass, we need to add the atomic masses of magnesium and chlorine: ...
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Knowledge Check

  • PbCl_(2)darr+"hot water"toPb^(2)(aq.)+2Cl^(-)(aq.)

    A
    For precipitate formation formation reaction
    B
    For precipitate dissolution reaction
    C
    For precipitate exchange reaction
    D
    For no reaction
  • PbCl_(2)darr+"hot water"toPb^(2)(aq.)+2Cl^(-)(aq.)

    A
    For precipitate formation reaction
    B
    For precipitate dissolution reaction
    C
    For precipitate exchange reaction
    D
    For no reaction
  • Anhydrous magnesium chloride can be prepared by heating MgCl_(2)6H_(2)O

    A
    in an atmosphere of nitrogen
    B
    in a current of dry HCl gas
    C
    with magnesium
    D
    with concentrated HCl
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