Answer:
3.) 195
Explanation:
Because platinum is 195.079 amu (its on the periodic table)
Answer:
3.02 X1023 atoms Ag limol. - - 0.50 1 moles. 6.02241023 atoms.
Answer:
6 neutrons
Explanation:
6 neutrons
Boron having an atomic number of 5 means that it will have 5 protons. 11 atomic mass units in total. Neutrons also have a atomic mass unit of 1. So there are 6 neutrons