Admission test for the degree course in medicine and surgery 2012-2013

Test ministeriali 2012-2013 in lingua inglese per l’accesso alla facoltà di Medicina e Chirurgia 2012-2013

Domanda 20 di 80

One radioactive substance, P, is gradually changed by radioactive decay into another, Q. Q itself decays into a third substance, R, which does not decay. The graphs below show how the quantities of P, Q and R varied with time during an experiment. What do the graphs 1, 2 and 3 represent? (clicca sull'immagine)

One radioactive substance, P, is gradually changed by radioactive decay into another, Q. Q itself decays into a third substance, R, which does not decay. The graphs below show how the quantities of P, Q and R varied with time during an experiment. What do the graphs 1, 2 and 3 represent? (clicca sull'immagine)