3).- ¿Qué volumen ocupan 0.25 moles de los siguientes gases a TPE? a) Helio, He.
b) Cloro, Cl2
c) Nitrógeno, N2
d) Monóxido de carbono, CO.​

Which of the following elements is a representative element? a. chromium (cr) b. aluminum (al) c. mercury (hg) d. silver (ag)

Select the correct answer. you have a nightlight plugged into an outlet in the hallway, which uses 3.5 watts when plugged in. if the house circuit provides 120.0 volts, what is the current through this bulb?

Afamily is one another name for a group on the table of elements.