Answer:
Cu ---> Oxidized, HNO3 ---> Reduced.
Explanation:
Refer to attachment.
Copper (Cu) is gaining oxygen, hence, it's oxidized. On the other hand, HNO3 is losing hydrogen, hence, it's reduced.
<em>Hope</em><em> </em><em>it</em><em> </em><em>helps</em><em> </em><em>:</em><em>)</em>
Key points in recovering a second stage using the sweep method include:
The Use of left hand to push up the bottom of your cylinder.
2: Then rest on the right hand and dip your right shoulder.
3: Lean towards your left and dip your left shoulder
<h3>Why is Sweep method used?</h3>
The sweep method is a technique used to remove bubbles or air out of the mouth.
A regulator is used in for this function.
Learn more on sweep below
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X-6y=19
-x+2y=-31
________
0-4y= -12
-4y=-12
y= -12/-4
y=3
A rift valley<span> is </span>formed<span> on a divergent plate boundary, a crustal extension, a spreading apart of the surface, which is subsequently further deepened by the forces of erosion.</span>
The answer is Tallahassee
