What mass of `NaCI ("molar mass" =58.5g mol^(-1))` be dissolved in `65g` of water to tower the freezing point by `7.5^(@)C`? The freezing point depression constant, `K_(f)`, for water is `1.86 K kg mol^(-1)`. Assume van't Hoff factor for `NaCI` is `1.87`.

What mass of NaCl ("molar mass" =58.5g mol^(-1)) be dissolved in 65g of water to lower the freezing point by 7.5^(@)C ? The freezing point depression constant K_(f) , for water is 1.86 K kg mol^(-1) . Assume van't Hoff factor for NaCl is 1.87 .

What mass of NaCl (molar mass= 58.5g mol^-1) must be dissolved in 65g of water to lower the freezing point by 7.5^@C ? The freezing point depression constant, K_f for water is 1.86 K kg mol^-1 . Assume vant Hoff factor for NaCl is 1.87.

What mass of NaCl (molar mass= 58.5 g mol^-1 ) must be dissolved in 65.0 g of water to lower the freezing point by 7.50 ^@C ? The freezing point depression constant, K_f , for water is 1.86 K kg mol^-1 . Assume Van's Hoff factor for NaCl is 1.87.

What mass of NaCl ("molar mass =58.5 g mol"^(-1)) dissolved in 50g of water will lower the freezing point by 5^@C? The freezing point depression constant, K_p for water is 1.86" K kg mol"^(-1) , van't Hoff factor for NaCl is 1.87.

What mass of NaCl must be dissolved in 65.0 g of water for lowering the freezing point of water by 7.50^(@)C ? The freezing point depression constant (K_(f)) for water is 1.86^(@) C/m. Assume Van't Hoff factor for NaCL is 1.87 (molar mass of NaCl = 58.5 g )

What mass of NaCl must be dissolved in 65.0 g of water to lower the freezing point of water by 7.50^@C ? The freezing point depression constant (k_f) for water is 1.86^@C/m . Assume that Van't Hoff factor for NaCl is 1.87. (Molar mass of NaCl =58.5g).

What mass of ethlene ethyelne glycol ("molar mass"=62 g mol^(-1)) must be dissolved in 5.5kg of water to lower the freezing point of from 0^(@)C to-10^(@)C ? (K_(f)) for water=1.86 K kg mol^(-1) ).