2 Mg + O₂ --> 2 MgO
How many moles of MgO can be produced from 3.6 moles of O₂?

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

What is the mass of 4 molecules of co2

The graph shows one consequence of urban sprawl. how did urban sprawl contribute to the change in biodiversity