Question 21.2 Q 21.2: The half life of 91Sr38 is 9.7 hours. Find its decay constant. Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Click to share on Pinterest (Opens in new window) Pinterest Click to share on Reddit (Opens in new window) Reddit Click to email a link to a friend (Opens in new window) Email Click to share on WhatsApp (Opens in new window) WhatsApp Related