ha1lingmakarloc ha1lingmakarloc

20-10-2016
Chemistry

contestada

What element has the electron configuration 1s2 2s2 2p6 3s2 3p2?

Respuesta :

22-10-2016

Count the number of electrons = 2+2+6+2+2= 14

So, it must be SILICON.

Answer Link

Otras preguntas

PLEASE I NEED HKEP THIS IS SO IMPORTANT

A window washer of mass M is sitting on a platform suspended by a system of cables and pulleys as shown (Figure 1). He is pulling on the cable with a force of m

Task Instructions × Use AutoFill to fill range D5:D18 with only the formatting from cell D4. < 4x O 7:41 PM 3/25/2020 7:41 PM 2/16/2024

If our patient in the case study has a stomach volume of 0.205 L and a stomach pH = 1.21. He takes one Mg(OH)2 antacid tablet that has 2.671x10-3 moles of Mg(OH

(4x−3) ·2·25·2÷20− (x−1) Believe me, I've tried to solve this for so long now!! Please simplify!

two balanced dice are rolled. let x be the sum of the two dice. obtain probability of x

What is the probability that if 15 letters are typed, no letters are repeated? The probability that no letters are repeated is

Explain the difference between sensitive and non-sensitive PII, and give examples of each.

find equivalent resistance. Also show the steps.

Which of the following would most likely strengthen neural connections and promote learning? Practicing math problems daily. Getting 8 hours of sleep