Fact 1: Blood pH may become unbalanced if the rate of breathing is too fast or too slow. Fact 2: When a compound is unbalanced it becomes unbalanced and unstable. Given the two facts above, if the rate of breathing is too fast or too slow, what my become unstable?
Pick your answer from:
[1]. our planet;
[2]. environment;
[3]. state;
[4]. all matter;
[5]. our star;
[6]. blood pH;
[7]. cigarettes;
[8]. fronts;
[6].