plasmaboi300 plasmaboi300 24-03-2024 Chemistry contestada The hydronium ion concentration in a sample of springwater is found to be 2.0 ✕ 10−9 M at 15°C. What is the concentration (in M) of hydroxide ions in the springwater? (Kw = 4.57 ✕ 10−15 at this temperature.)