THINK ABOUT IT… A scientist has an 8g sample of radium. How many grams of the sample will decay in 800 years if the half-life is 1600 years? Read it carefully...a full half-life hasn’t passed yet! Don’t forget to label your units - g!

Which would freeze at a higher temperature: the great salt lake or lake tahoe? a. lake tahoe would freeze at a higher temperature. b. the great salt lake would freeze at a higher temperature. c. both lakes would freeze at the same temperature.