A base has been added to water such that the concentration of hydroxide ions is 2.61 × 10–9 M. The solution has a temperature of 25°C (Kw = 1.0 × 10–14). What's the concentration of hydronium ions present in this solution?
Question 14 options:
3.83 × 10–6
1.79 × 10–8
2.57 × 10–6
4.42 × 10–7