Respuesta :
[tex] \sf{\qquad\qquad\huge\underline{{\sf Answer}}} [/tex]
Radium ( a radioactive element having atomic number 88 ) was discovered by Marie Sklodowska Curie in year 1898.
[tex] \sf{\qquad\qquad\huge\underline{{\sf Answer}}} [/tex]
Radium ( a radioactive element having atomic number 88 ) was discovered by Marie Sklodowska Curie in year 1898.