Answer this question: for heavy elements what is the ratio of neutrons to protons that predicts a stable nucleus??

1:1


Answer this question: where does the flat iron cut of meat come from??

the shoulder of the animal


Answer this question: where is the world's highest waterfall located??

Canaima National Park, Bolívar


Answer this question: when was advance australia fair proclaimed as the national anthem??
19 April 1984