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lozanna [386]
4 years ago
13

Please help ASAP 100 points please I’ll mark you as brainlister

Chemistry
2 answers:
Kipish [7]4 years ago
5 0
The answer for the first is a and the second is b
andrew11 [14]4 years ago
4 0
The first one is A because Sodium is a metal and Fluorine is a non metal so they will form an ionic bond. The second one is B because ionic bonds can only conduct electricity when dissolved in water or another aqueous solution. Hope this helps!
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Balance the equation Ag2O ->Ag + O2​
UNO [17]

Answer:

<em><u>For </u></em><em><u>balancing</u></em><em><u> </u></em><em><u>this </u></em><em><u>equation</u></em><em><u> </u></em>

<em><u>we </u></em><em><u>need </u></em><em><u>to </u></em><em><u> </u></em><em><u>put</u></em>

<em><u>Ag2O</u></em><em><u>. </u></em><em><u>=</u></em><em><u> </u></em><em><u> </u></em><em><u>2</u></em><em><u> </u></em>

<em><u>Ag </u></em><em><u>=</u></em><em><u> </u></em><em><u>4</u></em><em><u> </u></em>

<em><u>O2 </u></em><em><u>=</u></em><em><u> </u></em><em><u>1</u></em><em><u> </u></em>

<em><u>Hope</u></em><em><u> it</u></em><em><u> will</u></em><em><u> </u></em><em><u>help</u></em>

3 0
3 years ago
What are all living things made up of
umka21 [38]

Answer: Matter

Explanation: Einstein

4 0
3 years ago
Read 2 more answers
REDOX WS1
Maslowich
A.
Cr⁺¹ + Sn⁺⁴ ⇒ Cr⁺³ + Sn⁺²
Cr⁺¹ ⇒ Cr⁺³ + 2e⁻
The half-reaction of oxidation: chrome is an electron donor, losses 2 electrons ie it is oxidized
2e⁻ + Sn⁺⁴ ⇒ Sn⁺²
The half-reaction of reduction: tin is an electron acceptor, receives 2 electrons, ie it is reduced

b.
3Hg⁺² + 2Fe ⇒ 3Hg + 2Fe⁺³
2Fe ⇒  2Fe⁺³ + 6e⁻ 
The half-reaction of oxidation: iron is an electron donor, losses 3 electrons ie it is oxidized
6e⁻ + 3Hg⁺² + ⇒ 3Hg 
The half-reaction of reduction: mercury is an electron acceptor, receives 2 electrons, ie it is reduced
<span>
c.
2As + 3Cl</span>₂ ⇒ 2AsCl₃
2As ⇒ 2As⁺³ + 6e⁻ 
The half-reaction of oxidation: arsenic is an electron donor, losses 3 electrons ie it is oxidized
6e⁻ + 3Cl₂ ⇒ 6Cl⁻
The half-reaction of reduction: chlorine is an electron acceptor, receives 1 electron, ie it is reduced
<span>
d.
NaBr + Cl</span>₂ ⇒ NaCl + Br₂<span> 
</span>2Br⁻ ⇒  Br₂ + 2e⁻ 
The half-reaction of oxidation: bromine is an electron donor, losses 1 electron ie it is oxidized
2e⁻ + Cl₂ ⇒ 2Cl⁻
The half-reaction of reduction: chlorine is an electron acceptor, receives 1 electron, ie it is reduced

e.
Fe₂O₃ + 3CO ⇒ 2Fe + 3CO₂
3C⁺² ⇒ 3C⁺⁴ + 6e⁻
The half-reaction of oxidation: carbon is an electron donor, losses 2 electrons ie it is oxidized
6e⁻ +  2Fe⁺³ ⇒ 2Fe 
The half-reaction of reduction: iron is an electron acceptor, receives 3 electrons, ie it is reduced

6 0
4 years ago
The units of work are force and energy im not sure if im right
Andrej [43]
The unit for work is ENERGY
6 0
3 years ago
Read 2 more answers
A certain skin lotion is a fine mixture of water and various oils. This lotion is cloudy and cannot be separated into oil and wa
hichkok12 [17]

This is a homogenous mixture which has all the components in the same phase.

Explanation:

A homogeneous mixture has the equivalent uniform shape and composition throughout. Many homogeneous mixtures are commonly connected to as solutions. A heterogeneous mixture consists of visibly different substances or phases. The three stages or states of matter are gas, liquid, and solid

4 0
4 years ago
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