La quimica analitica tiene como objetivo de estudio el analisis culitativo y cuantitativo de las sustancias que contruyen loz materiales que encontramos en la naturaleza .Contempla las tacenicas de manipulacion y la fundamentacion teoricas para las separaciones , identificaciones y medidas. Las reacciones quimicas son evidencia de los cambios cualitativos y cuantitativos que se dan en los proceso de !a vida diaria y de la naturaleza. para el analisis cuantitativo de las sustancias se aplican los metodos gravimetricos y volumetricos . a) ¿En que se diferencia estos metodos de analisis?

b) ¿En que caso se aplica cadanuno de ellos?​

Urgent. the table shows the relative blood flow through some organs in the human body that is, the percentage of blood that flows through a given organ, through which organ(s) does all the blood flow? explain the effect of exercise on blood flow to skeletal muscles.

Agenetically engineered corn plant is approved for agricultural use. the plant produces pollen that can make its own toxins. these toxins protect the corn plant against pests and no longer require the application of chemical pesticide. what is a likely impact on the farmer of growing such a variety of corn? a- the financial costs for the farmer would be lowered since less crops would be lost to pests. b-the financial costs for the farmer would be lowered since more crops would be lost to pests. c-the farmer may be held responsible for increasing chemical pollution. d-the farmer's expenses for pest control would increase due to an increase in bee population.

Which in counting the age of a tree? a. rings seen in the stemb. height of the treec. width of the tree