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kramer
3 years ago
15

Positron emission of technetium-95

Chemistry
1 answer:
NNADVOKAT [17]3 years ago
5 0
Idk it’s making me answer a question in order to get help on my own
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Different isotopes of the same element must have a different
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they must have same atomic number and different atomic mass

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2 years ago
If 7.0 mol sample of a gas has a volume of 12.2 L, what would the volume be if the amount of gas was increased to 16.8 mol
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Answer:

V_{2} = 29.28\,L

Explanation:

Let assume that gas behaves ideally and experiments an isobaric and isothermal processes. The following relationship is applied to determined the final volume:

\frac{V_{1}}{n_{1}} = \frac{V_{2}}{n_{2}}

V_{2} = V_{1} \cdot \left(\frac{n_{2}}{n_{1}} \right)

V_{2} = (12.2\,L)\cdot \left(\frac{16.8\,moles}{7\,moles} \right)

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A straight line on a distance va time graph represents constant speed
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What is the name of this compound?
Mashcka [7]

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B. ethylamine.

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