Carbon 14 Dating, Dissolving a Chemical
1. Carbon 14 Dating: A sample from a refuse deposit near the Strait of Magellan had 60% of the carbon 14 of a contemporary living sample. How old was the sample?
2. Dissolving a Chemical: The amount of a chemical that will dissolve in a solution increases exponentially as the (Celsius) temperature t is increased according to the model:
At what temperature will 15g dissolve?