Hi everyone! Can anyone help me? It’s dimensional analysis with chemistry and its due in 5 MINUTES

15mph so 6.7m/s

for the second question 31536000 seconds in a year

1 drop every 2 seconds so 15768000 drops per year deivdided by 20 to get ml=788400 convert to gallons and then the cost per year and divide by 4 and get 20 cents per bill

Explanation:

b. acid is the correct answer @jayxboof all social media

acid : acids are those which accepts an electron-pairs.

base : bases are those which donates ab electron-pairs.

alkali : it is a base that dissolves in water. it is basically a base and the ph greater than 7.

hydroxide ion : it is a poly-atomic ion which is negatively charged.

the right answer is c i just did the question.