The table below lists the isotope mass and isotope percent abundance of the element that is used in the production of stainless steel. Isotope Mass % Abundance
53.938882 2.365
52.940651 9.500
51.940509 83.790
49.946046 4.345

Based on the information in this table, which element is used in the production of stainless steel?
A.
Fe

B.
Cr

C.
C

D.
Ni

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 chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate

What is the most important factor in determining climates.