Thorium is an alternative and it is found in the earth's crust within Australia, United States, Turkey, and India
Number of neutron = mass number - atomic number
= 163 - 58
Number of neutrons of element X is 105.
Explanation:
Antibiotics cannot kill viruses because bacteria and viruses have different mechanisms and machinery to survive and replicate. The antibiotic has no “target” to attack in a virus. However, antiviral medications and vaccines are specific for viruses.
The protons have to stay the same