En el laboratorio se requiere preparar medio litro de una solución 1.5 molar de sulfato de sodio. a. ¿Cuántos gramos de sulfato de sodio se necesitan?
b. ¿Cuántos mL de agua debe contener la disolución?
c. ¿Cuál es la molalidad de la disolución resultante?
d. ¿Cuál es el % m/v de la disolución?
Densidad del sulfato de sodio: 2.66 g/mL.

Imagine that you’re getting ready to move to a new city. when people move, they are influenced by push factors and pull factors, and you have many reasons for your move. which of the following factors is an example of a pull factor? a. wanting to move because you’ve found a great new school somewhere new b. needing to move because there are not enough resources in your old hometown c. being forced to move because your old home is gone d. having to move because there are no jobs in your current hometown

Seltzer water is created by placing water under pressure with carbon dioxide gas. which of the following statements best describe seltzer water: a. the solution will be slightly acidic b. the solution will be slightly basic. the solution will be strongly acidic. d. the solution will be strongly basic. e. the solution will be neutral

What shape would a molecule with two bound groups and two lone pairs have?