Ask a New Question

After 79 mins 20.0% of a compound has decomposed. What is the half life of this reaction assuming first-order kinetics?

1 answer

.2=e^(-.693*79/thl)

solve for thlife

take ln both sides
ln.2=-.693*79/thl

grab you calculator.

Ask a New Question or answer this question.

Similar Questions

a radioactive material is undergoin nuclear decay. After 40 minutes, 25% of the sample remains. What is the half life of the
1. 7 answers
After 56.0 min, 25.0% of a compound has decomposed. What is the half-life of this reaction assuming first-order kinetics?
1. 2 answers
After 53.0 min, 14.0% of a compound has decomposed. What is the half-life of this reaction assuming first-order kinetics?
1. 0 answers
After 62.0 min, 11.0% of a compound has decomposed. What is the half-life of this reaction assuming first-order kinetics?
1. 1 answer

more similar questions