Convert 6 1/2% to a decimal

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?

Which fraction is equal to 1hole and 2/5? a.3/5 b.75 c.57 d.73

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square