Amolecule of butane and a molecule of 2-butene both have the same total number of
(1) carbon atoms (3) single bonds
(2) hydrogen atoms (4) double bonds

1) same amount of carbon atoms.

That is why it is still called butane and butene.
but- always signifies 4 carbons

Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.