Translate how do you say “car” in Spanish

Use the right ser, or ir conjugation.

Read and choose the option with the correct word or words to complete the sentence. es una celebración de dos personas < <   people> > que quieren < <   who want  > > una familia.  la boda  la quinceañera  el año nuevo  el fin de año

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