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Korolek [52]
2 years ago
12

For the following electrochemical cell, determine the oxidizing agent, reducing agent, and whether the cell is a voltaic cell or

electrolytic cell.
Fe(s) / Fe2 (aq) (1.0 M) // Ni2 (aq) / Ni(s).

a. NiB.
b. Ni2+
c. Fe
d. Fe2+
e. voltaic
f. electrolytic
Chemistry
1 answer:
lyudmila [28]2 years ago
4 0
1637947 d hdidmbdjrn
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n200080 [17]

Answer:

An element

It stays shiny

Explanation:

Pure Gold is an element.

An element is a distinct substance that cannot be split-up into simpler substances. Such substances consists of only one kind of atom.

There are over a hundred elements known to date.

As an element, Gold is classified as a metal due to its very unique set of properties.

One of the indicator that gold does not react with oxygen is that it stays shiny. It does not give rusty look when exposed to air.

Substances that combines with oxygen have a rusty look or change appearance when expose to air. For example, iron.

5 0
2 years ago
Balancing Chemical Equation<br> C=H2=CH4
svlad2 [7]

Answer:

C + 2H2 ⇒ CH4

Explanation:

In order to balance a chemical equation you need to make sure that the number of atoms on both sides are equal

C + H2 = CH4

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Products:

C = 1

H = 4

H2 = 2 × 2 = 4

C + 2H2 ⇒ CH4

Hope this helps.

4 0
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Mrrafil [7]

Answer:

The movement of the electron changes the amplitude of the wave. The farther the electron moves from the center position, the greater the amplitude.

Explanation:

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Seems to me it's graph A, based on the trends.

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