Chemistry, 12.02.2020 04:51 annajquinterov
A sample of an unknown biochemical compound is found to have a percent composition of 45.46 percent carbon, 7.63 percent hydrogen, 10.60 percent nitrogen and the balance oxygen. What is the simplest formula for this compound?
Answers: 2
Chemistry, 21.06.2019 22:30, stefaniethibodeaux
Which supports the idea that birds and butterflies both have wings but they do not have a common ancestor with wings? a. the wings are analogous structures that evolved differently and do not have a similar internal structure. b. the wings are homologous structures that evolved differently and do not have a similar internal structure. c. wings of birds are vestigial structures, but the wing structures of bats are not vestigial. d. wings of bats are vestigial structures, but the wing structures of birds are not vestigial
Answers: 1
A sample of an unknown biochemical compound is found to have a percent composition of 45.46 percent...
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