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Marianna [84]
3 years ago
10

Which half- reaction equation represents reduction?

Chemistry
2 answers:
shepuryov [24]3 years ago
8 0

Answer:ANSWER IS 2

Explanation:

levacccp [35]3 years ago
7 0

2Answer:

Explanation:

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What is element Na in a periodic table
Bess [88]

Answer:

Sodium.  

Explanation:

Sodium is a chemical element with the symbol Na and atomic number 11. It is a soft, silvery-white, highly reactive metal. Sodium is an alkali metal, being in group 1 of the periodic table. Its only stable isotope is ²³Na.

7 0
3 years ago
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PLEASE HELP I NEED THIS ANSWERED IN 10 MINS PLEASE
elena-14-01-66 [18.8K]
We are given the equation to use which is:
ΔG = ΔH - TΔS

We are also given that:
ΔG = 173.3 kJ
T = 303 degrees kelvin
ΔH = 180.7 kJ

Substitute with these givens in the above equation to get ΔS as follows:
ΔG = ΔH - TΔS
173.3 = 180.7 - 303ΔS
303ΔS = 180.7 - 173.3 
303ΔS = 7.4
ΔS = 7.4 / 303 = 0.02442 kJ/K which is equivalent to 24.42 J/k

Based on the above calculations, the correct choice is:
D. 24.42 J/K
4 0
3 years ago
Metal atoms bond together to form what kind of bond?
Helen [10]

An ionic bond is a type of chemical bond formed through an electrostatic attraction between two oppositely charged ions. Ionic bonds are formed between a cation, which is usually a metal, and an anion, which is usually a nonmetal. A covalent bond involves a pair of electrons being shared between atoms. Hope this helps!!!

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3 years ago
A researcher measures the equilibrium separation between two flat hydrophilic mica plates in a solution of non-ionic surfactant.
svet-max [94.6K]

Answer:

See explaination and attachment

Explanation:

please kindly see attachment for the step by step solution of the given problem.

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The air leaves the balloon in one direction; the car moves in the opposite direction. This balloon car illustrates for action, t
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I would say : D) Newton's 3rd law of motion.

-Hope this helps.
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3 years ago
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