Spanish, 02.10.2019 22:00 lazavionadams81
¿quien nacio primero el huevo o la gallina?
Answers: 1
Spanish, 23.06.2019 16:30, jordivivar74
Achemist mixes 4 liters of one acid solution with 10 liters of a 40% solution, resulting in a 30% acid solution. what is the value of x, the acid concentration of the first solution
Answers: 3
¿quien nacio primero el huevo o la gallina?...
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