An ideal gas initially held at a pressure of 1.1 bar and a temperature of 12°c has a volume of 4.0 l. if the gas is allowed to expand to a volume of 8.0 l while its pressure drops to 0.8 bar, what must be the final temperature of the gas to the nearest degree celsius? hint: remember to use the appropriate temperature scale!

What causes the cyclical changes in the appearance of the moon?

Concealer circle oh in which arc xy measures 16 pi centimeters the length of the radius of the circle is 32 cm what is the circumference of the circle

15 points need quick 1. looking at your graph and the geologic time scale during what period did this rock form? what is the age span of the rock, in millions of years? 2. this rock sample is limestone and shale. with what you know about rock formation, what type of environment did these organisms live in? 3. if some of these fossil samples were found in a rock also containing leaf fossils, could you use radiocarbon dating to determine the age of this rock? explain.