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Calcualate the amount of NaCl which must...

Calcualate the amount of `NaCl` which must be added to `100 g` water so that the freezing point, depressed by `2 K`. For water `K_(f)` =`1.86 K kg mol^(-1)`.

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To solve the problem of calculating the amount of NaCl that must be added to 100 g of water to depress the freezing point by 2 K, we will follow these steps: ### Step 1: Understand the Freezing Point Depression Formula The freezing point depression can be calculated using the formula: \[ \Delta T_f = K_f \cdot m \] where: ...
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