38. Solving a chemistry problem

38. Solving a chemistry problem

1. What will be the mass fraction of nitric acid in the solution if 30 ml of a 48% HNO3 solution (density 1.3 g/ml) is added to 40 ml of a 96% HNO3 solution (density 1.5 g/ml)?

Additional information:

If the file does not open for you, install the Rar archiver program. Inside the archive, the solution is in WORD format.