A0.1 m salt solution has a ph = 7.0 at 25 degrees
c. this salt would be which of the following life, rbbr, naclo4, nh4cl

Alidded glass container is filled with a colored gas. after a period of time, it is observed that the gas is uniformly spread throughout the box and that the movement has slowed considerably. next, a warm iron plate is carefully placed under the box. why is there resumed movement of the gas in the container?

What is the energy in joules of a mole of photons associated with visible light of wavelength 486 nm?

Complete the following radioactive decay problem. tan+on-? c+th