10. Sebatian manakah yang terbentuk melalui pemindahan elektron? А Oksigen
B Karbon dioksida
С Natrium oksida
D Hidrogen peroksida

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.

Which compound most likely has the greatest bond energy?

Ahelium balloon contains 16.9 l of helium at stp. how many atoms of helium are in the balloon