Balance the following reaction:
MgBr2
+
Na3PO4 -
Mg3(PO4)2 +
NaBr

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.

Describe the forces both attractive and repulsive that occur as two atoms move closer together.