which statement best characterizes chemical reactions?\nthey always occur very quickly.\ntheir rates vary…
which statement best characterizes chemical reactions?\nthey always occur very quickly.\ntheir rates vary significantly.\ntheir rates are always slow.\nthey rarely occur in the natural environment.
Answer
Answer:
B. Their rates vary significantly.
Brief Explanation:
Chemical reaction rates can be fast (e.g., explosions) or slow (e.g., rusting). They don't always occur quickly or slowly, and are common in nature.