Aqueous solutions of this ion give a reddish precipitate when excess hydroxide ion is added.

(A) Cu^{2+}

(B) CO₃^{2-}

(C) Fe^{3+}

(D) Al^{3+}

(E) Pb^{2+}

In a solution of H2SO4, rank the concentration of H2SO4, H+, SO42 - from highest concentration to lowest concentration.

A package contains 1.33 lb of ground round. If there's 29% fat, how many grams of fat are in the round? I got 175 g but the textbook says the answer is 91 g of fat. How?

The electrolyte in a typical wet storage cell or battery is a mixture of water and A. lead. B. ammonium chloride. C. sulfuric acid. D. zinc.

Balance the equation for the formation of ammonia from hydrogen gas and nitrogen gas using a set of the lowest possible integer coefficients. what is the coefficient in front of ammonia, nh3, in the balanced equation? n2 (g) + h2 (g) → nh3 (g)

Which part of an atom determines how it will react with other atoms?

Which of the following is an element? a. carbon monoxide gas (co) b. magnesium chloride salt (mgcl) c. hydrochloric acid (hcl) d. zinc metal (zn)

Describe the formation of an aqueous KI solution when KI dissolves in water

Which the following countries founded their first permanent settlement in North America: England, the Netherlands, France, and Spain

Why does salt separated from a saltwater solution look different than the salt that dissolved in the water

Which of the compounds below is not an example of a molecular solid?