Se desea conocer la molalidad de una solución en la cual se disuelve 40 g de KCl en 1000 ml de agua; la densidad de la solución resultante es de 1,08 g/ml. (Densidad del agua 1g/ml).

Scientist wants to react a barium chloride salt with an acid. to speed up the reaction, the scientist crushes the barium chloride salt until it is a fine powder. this speeds up the reaction by a. increasing the ph of the salt. b. increasing the surface area of the salt. c. increasing the pressure of the salt. d. increasing the temperature of the salt. im thinking more a not 100% sure

What is the temperature of 0.750 mol of a gas stored in a 6,850 ml cylinder at 2.21 atm? . 2.95 k 5.24 k 138 k 246 k

Which sample at stp has the same number of atoms as 18 liters of ne at stp