In the arithmetic sequence, what number goes in the blank? 6, 11, 16, 26, …
a. 25
b. 20
c. 5
d. 21

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?

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.