diegoalv9811 diegoalv9811

16-06-2022
Chemistry

contestada

What is the electron configuration for helium (He)?
O 1s¹
O 1s²
O 1s²2s¹
O 1s²2s²

Respuesta :

Randomperson123400 Randomperson123400

16-06-2022

It should be the second one

Answer Link

ACCESS MORE

Otras preguntas

Northerners refused to allow blacks to join the union army at the start of the war bc they believed they could not fight true or false

Which statement best describes the polarization of light? A. The wave oscillates in all the planes possible. B. The wave does not oscillate. C. The wave osci

Which best describes adaptive radiation? A. Geographical isolation caused by an adaptation B. Adaptations that organisms teach each other C. A decreas

Please help!!! Will mark brainliest!!!

what term is best used to describe this passage that repeats throughout the poem the wind? O wind, a-blowing all day long, O wind, that sings so loud a song! A

You scored a 95% on your math quiz.The quiz was out of 60 points.How many points did you get

The Civil War can be considered the first modern war for all of the following except

Who provided x-ray diffraction photographs of purified dna fibers that suggested a helical structure with a consistent diameter of about 2 nm and a complete hel

Which statements describe transform boundaries? Check all that apply. (There is more than one correct answer.) Rift valleys are formed. Mountains are created.

What does the empirical formula of a compound show