The atomic mass number of Radium is `A=226`, its half life is `1622` years. What is the activity
The atomic mass number of Radium is `A=226`, its half life is `1622` years. What is the activity of `1g` Radium ?
The atomic mass number of Radium is `A=226`, its half life is `1622` years. What is the activity of `1g` Radium ?