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Pavel [41]
3 years ago
9

PLS PLS HELP this is science

Chemistry
2 answers:
Ne4ueva [31]3 years ago
8 0

Answer:

its minerals :)

Explanation:

i hope its right

alsooo heyyyy

ladessa [460]3 years ago
6 0

Answer:

minerals!!!!! i think anyway

Explanation:

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If 60. liters of hydrogen gas at 546 K is cooled to 273 K at constant pressure, the new volume of the gas would be
Korvikt [17]

Answer:30 L

Explanation:

Initial Volume

=

V

1

=

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i

t

e

r

Initial Temperature

=

T

1

=

546

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Final Temperature

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Final Vloume

=

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2

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?

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Since the pressure is constant and the question is asking about temperature and volume, i.e,

V

1

T

1

=

V

2

T

2

⇒

V

2

=

V

1

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T

2

T

1

=

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546

=

60

2

=

30

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6 0
3 years ago
What is the charge for the polyatomic ions listed?<br> ammonium and acetate
Svetlanka [38]

Answer:

-1

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Many of the common polyatomicions have an electrical charge of.

8 0
3 years ago
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When zn(oh)2(s) was added to 1.00 l of a basic solution, 1.09×10−2 mol of the solid dissolved. what is the concentration of oh−
uysha [10]
The concentration of the basic solution is determined by:

N = (number of moles / volume of solution) 

number of moles = 1.09 x 10^-2 mol
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N of basic solution = 1.09 x 10^-2 mol / 1 liter
N = 1.09 x 10^-2 mol/L

The initial concentration of Zn (OH)2 is 0; the basic solution is 1.09x10^-2 M, then the concentration of OH in the final solution is 1.09x10^-2 M



7 0
3 years ago
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Mashcka [7]

On March 27, 1964, Southeastern Alaska experienced a magnitude 9.2 earthquake. The earthquake caused a major tectonic tsunami, which hit the Southeastern coast of Alaska, the Pacific Coast of British Columbia, and the west coast of the United States. During the earthquake, there were also large landslides and submarine slumps.

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What is the oxidation number of Pt in K₂PtCl₆?
Agata [3.3K]

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the oxidation number of Pt in K₂PtCl₆ <u>is 4.</u>

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