All tropical cyclones can produce widespread torrential rains, which cause massive flooding and trigger landslides and debris flows.
So you need to put numbers before each compound to make sure there are the exact same number of elements on each side. If you put a 4 before NH4 there are 4 Nitrogen and now 16 hydrogen. I just played around with numbers and guessed until I got them even.
Answer:
Single Replacement Reaction
Explanation:
simply because only 1 element switched places.
The answer is "More Stable."