Which answer choices explain why the following passage is an example of informal grammar? Choose two options. It’s been a long day. I’ve been so busy. You know, I think I’m gonna make myself a sandwich and relax on the couch.

Explain why ecosystem diversity results in species diversity in a healthy biosphere

Ascientist is conducting an investigation that involves water, silver, carbon dioxide, and oxygen gas which group of statements best describes all of the materials he is using in the investigation?

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