What is the formula of the compound that forms when hydrogen sulfate combine?

Which of these properties, used alone, would be least useful in identifying most minerals? a. color b. luster c. streak d. density

Consider this equilibrium: n29) + o2(g) + 2no(c).nitrogen gas and oxygen gas react when placed in a closed container. as the reaction proceeds towards equilibrium, what happens to the rate of thereverse reaction?

Word equation for k(s) +h2o(l) yield koh (aq) + h2