Which of these general formulas represents an ionic compound between a Group 1 element (X) and a group 16 element (Y) A. XY
B. X2Y
C. XY2
D. X2Y

Please help me. 10 points + brainliest

Which of these statements explains the difference between nuclear binding energy and the strong nuclear force ?

If you add 5.00 ml of 0.100 m sodium hydroxide to 50.0 ml of acetate buffer that is 0.100 m in both acetic acid and sodium acetate, what is the ph of the resulting solution? acetic acid: ka = 1.8. x 10-5

Displacement is the slope of a velocity vs. time graph a. true b. false