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WITCHER [35]
4 years ago
11

What was the commonality between Becquerel and the Curies in terms of their work? polonium radium uranium cesium

Chemistry
2 answers:
shusha [124]4 years ago
7 0

Answer:

its B

Explanation:

mash [69]4 years ago
7 0

The answer is Uranium.

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What process takes place when hydrogen-3 and hydrogen-2 combine to form
stira [4]

Answer:

A. Fusion

Explanation:

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3 years ago
The standard cell potential of the following galvanic cell is 1.562 V at 298 K. Zn(s) | Zn2+(aq) || Ag+(aq) | Ag(s) What is the
myrzilka [38]

Answer:

E = 1.602v

Explanation:

Use the Nernst Equation => E(non-std) = E⁰(std) – (0.0592/n)logQc …

             Zn⁰(s) => Zn⁺²(aq) + 2 eˉ

2Ag⁺(aq) + 2eˉ=> 2Ag⁰(s)          

_____________________________

Zn⁰(s) + 2Ag⁺(aq) => Zn⁺²(aq) + 2Ag(s)

Given E⁰ = 1.562v

Qc = [Zn⁺²(aq)]/[Ag⁺]² = (1 x 10ˉ³)/(0.150)² = 0.044

E = E⁰ -(0.0592/n)logQc = 1.562v – (0.0592/2)log(0.044) = 1.602v

4 0
3 years ago
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What is the function of a hypothesis in the scientific inquiry process?
LuckyWell [14K]
It's a question that scientists can test.
3 0
3 years ago
No FILES PLZZ
Bumek [7]

Answer:

B.

Converted to renewable ones

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5 0
2 years ago
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Dalton's contribution was different from thatof the ancient Greek who postulated the existence of atoms. Point out the differenc
ELEN [110]

Answer: Democritus atomic theory is the ancient theory that describes the nature of matter in terms of atoms whereas Dalton atomic theory is a modern scientific theory that describes the nature of matter in terms of atoms. According to Dalton's theory, atoms are identically same, but Democritus had no idea about it. Atoms are never created nor destroyed, they just rearrange.

Explanation:

4 0
3 years ago
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