If the Concentrations of the Hydronium Ion and Hydroxide Ion $10 ^ { - 7 }$

Multiple Choice

If the concentrations of the hydronium ion and hydroxide ion are equal to 1.025 × $10 ^ { - 7 }$ M each, the ion-product constant of liquid water is _____.

A) 1.051 × $10 ^ { - 14 }$
B) 1.141 × $10 ^ { - 13 }$
C) 1.261 × $10 ^ { - 15 }$
D) 1.571 × $10 ^ { - 7 }$
E) 1.891 × $10 ^ { - 7 }$