Answer:
40-18 = 22
Explanation:
The mass number is the sum of the neutrons and protons. You know you have 18 protons and a mass number of 40.
Answer:
1. oh ita like no permanint body of watee is so cold or hot like coffe so hot and cold like a ice water
Because the church said he was lying and at the time the church was the head of science so if the church said it was true Galileos discoveries did not go with the church's so they sentenced him to death