Los estudiantes (escuhar) a la maestro.  A. escuchamos

B. escucho

C. escuchan

D. escuchas

Numbers that us talk about the order of things

Aspanish conversation is below which answer matches the question? ¿de qué color es la sal? a. es blanca. b. es verde. c. es amarilla. d. es roja. who ever answers with the right answer first i will give brainlest answer.

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