HNO3(aq)+Ba(OH)2(s)→Ba(NO3)2(aq)+H2 O(l) Express your answer as a chemical equation. Identify all of the phases in your answer.

Which of these conditions most likely produces an unstable isotope?

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?

Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.