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ArbitrLikvidat [17]
3 years ago
10

(5x104 / 2.5x102) =

Chemistry
1 answer:
OLga [1]3 years ago
7 0

Answer:

B

Explanation:

it is the only logical answer that would give you (5x104 / 2.5x102)

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Gases are made up of…
worty [1.4K]

Answer:

Gas is made mostly of methane

I also has small amounts of other gasses such as: ethane, propane, butane, and pentane.

Explanation:

8 0
3 years ago
For a reaction that follows the general rate law, Rate = k[A][B]2, what will happen to the rate of reaction if the concentration
sleet_krkn [62]

Answer:

The rate will increase by a factor of 5.00 too.

Explanation:

Hello,

In this case, given the rate law:

r=k[A][B]^2

Thus, we can notice it is first-order respect to A, for that reason, increasing its concentration by a factor of 5.00, increase the rate by a factor of 5.00 as well.

Moreover, if the concentration of B is increased by the same factor, the rate will increase by a factor of 25.00, since the rate is second-order respect to B (it is squared).

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5 0
3 years ago
What are the four sets of quantum numbers for nickel?
nlexa [21]

The quantum numbers for the last valence electron in nickel are (3, 2, 0, -½).

The electron configuration of nickel is [Ar]4s²3d⁸

The last electron added is a 3d electron, so <em>n</em> = 3 and <em>l</em> = 2.

We construct a table of quantum numbers.

<u>Element </u><em><u>n</u></em><u>  </u><em><u>l</u></em><u>   </u><em><u>m</u></em><u>ₗ mₛ  </u>

    Sc      3 2   2 +½  

    Ti       3 2   1 +½  

    V       3 2   0 +½  

    Cr     3 2   -1 +½  

    Mn    3 2  -2 +½  

    Fe     3 2   2  -½  

    Co    3 2    1  -½  

    Ni     3 2   0  -½  

The quantum numbers for the last electron in nickel are (3, 2, 0, -½).

5 0
4 years ago
The possible products of a double displacement reaction in aqueous solution are SrS4, and NaCl. Which of these possible products
Maru [420]

Answer:

A. SrSO4

Explanation:

it is insoluble in water therefore it is the precipitate formed in the reaction

3 0
3 years ago
A bird building a nest for its young is a reproductive strategy. Based on this example, what do you think the term “reproductive
Scilla [17]
A reproductive strategy is something done with the intent of preserving a family line so that life can continue.

please vote my answer branliest! Thanks.
8 0
4 years ago
Read 2 more answers
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