The average temperature at the South Pole In January is - 35.4 °C. Convert this temperature to degrees Fahrenheit. Round your answer to 3 significant digits.
°F

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.

0.09 moles of sodium sulfate in 12 ml of solution

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?