Two different recording stations have found that they had the same value for ΔT after an earthquake. If this is all the information they have so far, what can they conclude?

Agas at 155 kpa and standard temperature has an initial volume of 1.00 l. the pressure of the gas rises to 500 kpa as the temperature also rises to 135°c. what is the new volume? 2.16 l 0.463 l 0.207 l 4.82 l

Explain why pure hydrogen cyanide does not conduct electricity, but become a conductor when it is dissolved in water? (at room temp, pure hcn exists as a volatile liquid)

What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )