An aqueous solution of potassium phosphate contains 0.36 M potassium ions. If the solution contains no substances other than potassium phosphate and water, what is the concentration of phosphate ions in the solution?

The yearly amounts of carbon emissions from cars in belgium are normally distributed with a mean of 13.9 gigagrams per year and a standard deviation of 5.8 gigagrams per year. find the probability that the amount of carbon emissions from cars in belgium for a randomly selected year are between 11.5 gigagrams and 14.0 gigagrams per year. a. 0.340 b. 0.660 c. 0.167 d. 0.397