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babunello [35]
2 years ago
10

Give one safety precaution should take during carbon and lead oxide experiment​

Chemistry
2 answers:
Tcecarenko [31]2 years ago
8 0
Answer : Use safety goggles and gloves. Remember not to touch you face

Explanation:
Bingel [31]2 years ago
3 0

Answer:

use safety goggles

Explanation:

plz give me brainleist

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Which pair has identical electron configurations?
Thepotemich [5.8K]

Identical electron configurations : K⁺ and Cl⁻

<h3>Further explanation  </h3>

In an atom, there are levels of energy in the shell and sub-shell  

This energy level is expressed in the form of electron configurations.  

Charging electrons in the sub-shell uses the following sequence:  

<em>1s², 2s², 2p⁶, 3s², 3p⁶, 4s², 3d¹⁰, 4p⁶, 5s², 4d¹⁰, 5p⁶, 6s², etc.  </em>

  • S²⁻ and CI

S²⁻ : [Ne] 3s²3p⁶

Cl : [Ne] 3s²3p⁵

  • K⁺ and CI⁻

K⁺ : 1s² 2s² 2p⁶ 3s² 3p⁶

Cl⁻ : 1s² 2s² 2p⁶ 3s²3p⁶

  • S and Ar

S :[Ne] 3s²3p⁴

Ar : [Ne] 3s²3p⁶

  • Cl⁻ and K

Cl⁻ : 1s² 2s² 2p⁶ 3s²3p⁶

K : 1s² 2s² 2p⁶ 3s² 3p⁶4s¹

6 0
3 years ago
How many Na and Cl molucules are in this atom? Please help
kati45 [8]
5 Na molecules and 5 Cl molecules
5 0
2 years ago
Read 2 more answers
What fraction of a sample of ³H will be left after 36.78 years while undergoing beta decay with a half-life of 12.26 years?​
frutty [35]

Explanation:

no lo c crack solo es para poder iniciar la sección y no c ingel Jaksjs

7 0
3 years ago
Can someone please help me with this
Nuetrik [128]
7. Atomic mass
8. Atomic number
9. Chemical symbol
10. Right
5 0
2 years ago
hEEEYYYY peeps! this is the same related question about another scientist with the cells, so yeaaaaaah...btw meh teacher also ma
ki77a [65]

Answer:

im pretty sure it is D

Explanation:

this is an old term for a microscopic organisms that included bacteria, protozoans, and very small animals

4 0
2 years ago
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