At pH7, which ion HC8H4O4 - or C8H4O4 2-, is greater, or are they the same? EXPLAIN

Acompound contains c, h, and o atoms. when 1.130 g of the compound is burned in oxygen, 1.064 g co2 and 0.3631 g h2o are produced. what is the empirical formula of this compound?

Arecipe calls for 1.2 cups of oil. how many liters of oil is this?

Which statement explains why the bonds between non metals tend to be covalent? the bonds are found to be nondirectional they have large differences in electronegativity they have small differences in electronegativity they have ions that produce an electrostatic pull