Each wagon in the Parley Company of Travelers wagon
train was about 3.65 meters long.
If 12 wagons traveled end to
end, how long would the wagon
train be?

The ratio pv to nrt is plotted against pressure for ch4 at 0°c and 200°c. why does the curve for 0°c drop below the horizontal line for an ideal gas whereas the curve for 200°c does not?

Given the following sampling distribution of one mean with a sample size 49, from a normally distributed population,find the population standard deviation, o.79828588912497

Which one is true about the hexagons ?