A 12.8-millilter sample of a gas is at 546K and has a pressure of 5.9 atmospheres. If the temperature is changed to 274.8K and the pressure to 2.0 atmospheres, the new volume
of the gas will be?

Which element is least likely to undergo a chemical reaction

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.

Suppose you mix one mole of sulfuric acid (h2so4) with 1 mole of sodium hydroxide(naoh). why does the ph of the solution remain below 7? ( explain so i can get better understanding! )