The flame in an operational bunsen burner undergoes a a) phase change. b) nuclear change. c) chemical change. d) physical change.

C) chemical change, because burning gives new substances, but does not change nuclei of elements

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.