Which natural forces can weather and erode rock?

What best explains the inability for life to exist in earth early atmosphere

2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.

Pentane with molecular formula c5h12, exists in three isomeric forms. one shows linear carbon chains, another has one -ch3 groups present on the third carbon atom, and the third has two -ch3 groups present on the second carbon atom. what types of isomers are these? a. geometric isomers b. structural isomers c. halotropic isomers