What kind of chemical reaction does the chemical equation sodium + chlorine → sodium chloride represent?
a. combustion
b. decomposition
c. single replacement
d. synthesis

Truck traveling west on the highway experiences an acceleration to the east. what could be the cause of this acceleration

Ms.hidalgo opens the door to her classroom. her classroom is 60 degrees and the air outside is 80. predict what will happen using your knowledge of how heat flows.

Two point charges are on the y axis. a 3.90-µc charge is located at y = 1.25 cm, and a -2.4-µc charge is located at y = −1.80 cm. (a) find the total electric potential at the origin. v (b) find the total electric potential at the point whose coordinates are (1.50 cm, 0). v