21. Solving a chemistry problem
1.5. In some monomolecular reaction, half of the taken amount of a substance decomposes in 1000 s. Calculate how long it takes to decompose 0.9 of the original amount and how long (s) it takes to complete the reaction by 99%.
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.
No customer reviews yet.