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EastWind [94]
3 years ago
10

Which mountain range was once the tallest in the world?

Chemistry
1 answer:
Ne4ueva [31]3 years ago
7 0

Answer:

A

Explanation:

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Consider the development of atomic theory. The last piece of the atomic puzzle was the discovery of
Ray Of Light [21]

Answer:

The answer will be B

Explanation:

7 0
3 years ago
This figure (Figure 1)shows a container that is sealed at the top
guajiro [1.7K]
I'm pretty sure the answer is 0.833 atm.

Hope I helped! <3

-cara
7 0
3 years ago
An electrochemical cell has the following standard cell notation.
icang [17]

The cell notation is:

Mg(s)|Mg^{+2}(aq)||Ag^{+}(aq)|Ag(s)

here in cell notation the left side represent the anodic half cell where right side represents the cathodic half cell

in anodic half cell : oxidation takes place [loss of electrons]

in cathodic half cell: reduction takes place [gain of electrons]

1) this is a galvanic cell

2) the standard potential of cell will be obtained by subtracting the standard reduction potential of anode from cathode

E^{0}_{Mg}=-2.38V

E^{0}_{Ag}=+0.80V

Therefore

E^{0}_{cell}=0.80-(-2.38)=+3.18V

3) as the value of emf is positive the reaction will be spontaneous as the free energy change of reaction will be negative

ΔG^{0}=-nFE^{0}

As reaction is spontaneous and there will be conversion of chemical energy to electrical energy it is a galvanic cell.

7 0
3 years ago
What are three factors that control deep currents?
Lyrx [107]
Global winds, coriolis effect and <span>continental deflections. Hope this helps!</span>
8 0
3 years ago
1s22s22p63s23p6 How many unpaired electrons are in the atom represented by the electron configuration above?
pickupchik [31]

Answer:

0

Explanation:

There are no unpaired electrons in the given element. It must be noted that for the atom above, we have even numbered electrons. The total electron we are having here is 18.

Now, we must also know that while the s orbital is not degenerate, the P orbital is degenerate. What this mean is that the p orbital is broken down into three different sub orbitals which is the Px , Py and Pz. Hence we can see that there are 6 electrons to enter into the P orbital too.

We can see that all the S orbitals have been completely filled with two electrons alike each. This is also the case for the P orbital as the 3 suborbitals take in 2 each to give a total of six

4 0
3 years ago
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