H2SO4+2NaOH⟶2H2O+Na2SO4 If you require 33.53 mL of 0.519 M NaOH solution to titrate 193.9 mL of H2SO4 solution, What is the concentration of the H2SO4 solution?

organisms are more likely to be more preserved in mud than sand because mud is moist and wet, while sand is very dry.

o conteúdo de calor de um sistema é igual à entalpia apenas para um sistema que é constante