Chemistry, 27.02.2021 02:00 tiwaribianca475
All atoms of the same element contain the same number of protons. The atom that has 9 protons can be represented by the symbol? The answer is B) F
Answers: 3
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
All atoms of the same element contain the same number of protons. The atom that has 9 protons can be...
English, 17.03.2020 04:43