1. The equivalent electrical conductivity of molten potassium fluoride at 1000 C is 89.52 Ohm⁻¹ cm² mol-eq⁻¹. Its density changes with temperature (in C) according to the equation ρ = 1.878 - 0.000677 (t - 900). Find the specific conductivity of potassium fluoride at 1000 C.

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