### Instruction: a chemist mixes one liter of pure water with x liters of a 50 % salt solution , and the resulting mixture is a 10 % salt solution . what is the value of x ? Please respond by writing a program in Python.### Response: n0 = 50.0
n1 = 10.0
t0 = n0 - n1
answer = n1 / t0
print(answer)