Identify the Ion That Is Less Soluble in Acidic Water

question 114

Multiple Choice

Identify the ion that is less soluble in acidic water.

• A) NH₄⁺
• B) S^2-
• C) CO₃^2-
• D) OH^-
• E) CN^-

---

Definitions:

Chi-square Statistic

A statistical measure used to evaluate the differences between observed and expected frequencies in one or more categories of a contingency table.

Expected Frequencies

The predicted counts of occurrences across different categories that one would expect if a hypothesis were true.

Chi-square Statistic

A measure used in statistics to evaluate the differences between observed and expected frequencies in categorical variables.

Expected Frequencies

In statistics, the numbers of observations or outcomes that one would expect to occur in each category if the null hypothesis were true.