Join IDNLearn.com and start exploring the answers to your most pressing questions. Find accurate and detailed answers to your questions from our experienced and dedicated community members.

Radiocarbon dating of charcoal found in a cave in Chile was used to establish the
earliest date of human habitation as being 11400 years ago. If the half-life of the
Carbon-14 isotope used to date the charcoal is 5730 years, what percent of the
original carbon-14 remained in the sample?