Question

x.Hmellpadding="0" cellspacing="0" border="0" style="margin-top:0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px;padding-top: 0px; padding-right: 0px; padding-bottom: 0px;padding-left: 0px; list-style-type: none; list-style-position:initial; list-style-image: initial; border-collapse: collapse;-webkit-border-horizontal-spacing: 0px;-webkit-border-vertical-spacing: 0px; "> Question Details: has ahalf-life of 30.8 If we have 8.7 initially, how many Cs nuclei arepresent? How many are present 2.0 later?