Fill in the blank with the correct imperfect or preterite verb conjugation. ayer yo el paquete que enviaste. recibia recibi recibias recibiste

Emily’s neighbor julia is her in the kitchen. julia slices potatoes while emily crushes the garlic. how would emily communicate this to her grandmother?

Mi hermano espera que el tren a tiempo. a. llegas b. llega c. llegue d. llegues

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