Why is CuO an ionic compound even though the electronegativity is less than 1.7? Cu has an electronegativity of 1.9, and O has an electronegativity of 3.44. The difference would just be 1.54 which is less than 1.7. But it is still an ionic compound for some reason?

Which statement accurately describes the rock layers? layer 8 is older than layer 1. layer 3 is younger than layer 6. layer 4 and layer 10 are the same relative age. layer 2 and layer 9 are the same relative age.

Lithium diisopropylamide [(ch3)2ch]2nli, referred to as lda, enjoys many uses as a strong base in synthetic organic chemistry. it is customarily prepared by the reaction of diisopropylamine [(ch3)2ch]2nh with butyllithium. draw the products of the reactions in the appropriate boxes and select the acid, base, conjugate acid, and conjugate base. be sure to answer all parts.

How air particles exert a pressure on the inside of the balloon