Solve using substitution
x-10y=10
x= -10

(40 points) i need some . an answer definition is appreciated as well.

What is the value with a place of tenths in 907.456 1) 0 2) 6 3) 4 4) 5

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?