Comparison of hydrogen spectrum vs. helium spectrum. explain the following observations: (1) helium exhibits more visible emission lines than hydrogen; and (2) the emission wavelengths for helium and hydrogen are different. consider the following terms when writing this section: shielding, splitting degeneracies, s-orbital, p-orbital, spin, singlet, triplet, electronic transition.

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.

They are like other investigations? say there was a murder u have to do blood test and finger prints which run through a lab. 

For a collision to be successful you need 2 different objects