Does anybody has unit 1 lesson 8 environmental science?
of household waste can go into a compost bin
a. 95-100%
b. 75-80%
c. 25-50%
d. 20-30%

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