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AveGali [126]
3 years ago
13

Help solve this page please

Chemistry
1 answer:
AURORKA [14]3 years ago
8 0

Answer:

man, i have the same problem, i don't know hpw to solve this

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Is PO4^-3 polar, non-polar, or ionic?
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The answer is PO4^-3 is non-polar.
8 0
3 years ago
The electron configuration for Zn2 is [Ar] 3d10 and NOT [Ar] 4s23d8. What experimental evidence has been collected that would al
Anna007 [38]

Answer:

Zn2+ is colourless

Explanation:

We know that transition metal salts are usually coloured due to the possibility of d-d transition.

This d-d transition can only occur when there are vacant d-orbitals. The electronic configuration [Ar] 4s23d8 suggests the presence of vacant d-orbitals and the possibility of the compounds of Zn2+ being coloured.

However, the absence of colours in Zn2+ compounds shows that there is no d-d transition(electronic) spectra observed for Zn2+ because the d orbitals are completely filled. This means that the correct electronic configuration of the ion is [Ar] 3d10.

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3 years ago
Each arrow on the Bohr atom model below represents an electron moving from one energy level to another.
V125BC [204]
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8 0
3 years ago
Carbon containing compounds are referred to as:
Flura [38]
Organic compounds
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3 0
3 years ago
What salt is formed during the neutralization reaction between sulfuric acid left-parenthesis H subscript 2 S O subscript 4 righ
ivolga24 [154]

Answer:

Li₂SO₄ is the formed salt

Explanation:

We determine the reactants dissociations:

H₂SO₄ → 2H⁺ + SO₄⁻²

LiOH → Li⁺ + OH⁻

The 2H⁺ link the OH⁻ to form water, but there is one more H⁺, so we need another OH⁻ to finally produce 2 moles of H₂O

In conclussion to determine the lithium sulfate, which is the formed salt, Li will release 2 e⁻ as this equation shows:

2Li → 2Li⁺ + 2e⁻

Now the neutralization reaction is:

2LiOH + H₂SO₄ → Li₂SO₄ + 2H₂O

3 0
3 years ago
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