Which option correctly matches the chemical formula of a compound with is name A. N2,O4 dinitrogen pentoxide
B. N2,O4 nitrogen oxide
C. N2,O5 nitrogen oxide
D. N2,O5 dinitrogen pentoxide ✅

Two liquids are shaken together in a test tube to produce a mixture that quickly separates into two layers. which of the following best describes the behavior of the above pair of substances? soluble insoluble miscible immiscible

100mg magnesium reacts with 20ml of 1.0m hcl

Which traits do human embryos have that link them to a common ancestor with fish and reptiles? a. scales and tail b. gill slits and scales c. tail and gill slits d. hair and tail