The percent composition of an unknown substance is 75. 42 % carbon, 6. 63 % hydrogen, 8. 38 % nitrogen, and 9. 57 % oxygen. If its molar mass is 334. 0 g/mol what is its empirical and molecular formula?.

Which is these sentences can be deleted from the first paragraph sentence 4 sentence 2 sentence 5 sentence 3

Healing after the death of a loved one is most difficult when: a) the bereaved is not allowed to mourn in the way he or she wishes b) the death is a long, protracted one c.) a period of grief has already elapsed d) no other mourners are present

Which specimen would best be viewed using a compound light microscope?