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Carbon 14 has a half-life of 5730 years. determine its decay constant. enter just a real number rounded to 5 decimal places. show how to do? What mass of sucrose C12H22O11 would be needed to prepare 100. ML of 0.23 M C12H22O11? How many days in 6 years? How many calories of energy must be absorbed to raise the temperature of 5.0 grams of h2o from 25 degrees Celsius to 30 degrees Celsius? Last 12 hour precipitation totals for 68847?