Give the correct form of ser or estar in the sentence. State the rule that applies to the side

Lupe derecho en la universidad. a. va a estudiar b. vas a estudiar c. voy a estudiar d. vamos a estudiar

Astudent requires 2.00 l of 0.100 m nh4no3 from a 1.75 m nh4no3 stock solution. what is the correct way to get thesolution? use m; v; = m.ve1o measure 114 ml of the 1.75 m solution, and dilute it to 1.00 l.measure 114 ml of the 1.75 m solution, and dilute it to 2.00 l.measure 8.75 ml of the 1.75 m solution, and dilute it to 2.00 l.o measure 8.75 ml of the 0.100 m solution, and dilute it to 2.00 l.

Ineed with 6-20! my teacher didnt really explain