Which types of orbitals are found in the principal energy level n = 2? a. s b. s, f c. s, d d. s, p e. s, p, d

phosphate, calcium ion, chloride ion, neon atom

step-by-step explanation:

the workers who do no drive has no reasonable reason to buy gasoline due to they don't have anything to use it for

answer: median

step-by-step explanation:

the median is the middle value when a data set is ordered from least to greatest

the simplified form is

step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b