5. Due to its strength and lightweight, magnesium is often used in the construction of racing cars and missiles. Magnesium consists of three
isotopes in the following percentages: 78.99 %magnesium-24, 10.00 %
magnesium-25, and 11.01 % magnesium-26*
24.51 amu
23.41 amu
24.32 amu
24.40 amu

The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.

How many atoms of mg are present in 97.22 grams of mg? 6.022 × 1023 2.408 × 1024 4.818 × 1024 5.855 × 1025

What is the formula for the compound dinitrogen pentoxide? a. n4o5 b. n5o4 c. n4o6 d. n5o2 e. n2o5