Chemistry, 12.03.2021 01:00 PONBallfordM89

What is the noble gas electron configuration of aluminum (Al)? OA. [Ne] 387 3p1
OB. [ne] 257 2p1
OC. [Ar]3s 3p1
OD. [Ar] 157 257 2p 332 3p1

Answers: 2

Show answers

Other questions on the subject: Chemistry

Chemistry, 21.06.2019 20:40, ellemarshall13

Which of the following pressures is equal to 760 mm hg? 2.0 atm 101.3 pa 101,300 kpa 101,300 pa

Answers: 2

continue

Chemistry, 22.06.2019 14:30, CoolRahim9090

Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o

Answers: 1

continue

Chemistry, 22.06.2019 21:00, 60744

In the experiment you asked to react hydrochloric acid and with sodium hydroxide. when measuring the volume of the reactants, which instrument would give the greatest precision.

Answers: 3

continue

Chemistry, 22.06.2019 21:40, k3rbycalilung

Tooth enamel consists mainly of the mineral calcium hydroxyapatite, ca_10(po_4)_6(oh)_2. trace elements in teeth of archaeological specimens provide anthropologist with clues about diet and diseases of ancient people. students at hamline university measured strontium in enamel from extracted wisdom teeth by atomic absorption spectroscopy. solutions with a constant total volume of 10.0 ml contained 0.726 mg of dissolved tooth enamel plus variable concentrations of added sr. added sr find the concentration of sr in the 10 ml sample solution in parts per billion = ng/ml. find the concentration of sr in tooth enamel in parts per million = mu g/g.

Answers: 2

continue

You know the right answer?

What is the noble gas electron configuration of aluminum (Al)? OA. [Ne] 387 3p1
OB. [ne] 257...