Answer:

Explanation:
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In this case, given the T-V variation, we understand it is possible to apply the Charles' law as shown below:

Thus, since we are interested in the initial temperature, we can solve for T1, plug in the volumes and use T2 in kelvins:

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Amount of NH3 = 6.39 mol
Ratio of NH3 : Ratio of product
4 : 10
Hence, amount of product formed = 6.39/4 * 10 = 15.975mol = 16.0mol (3sf)
Answer:
we need the model to answer
Explanation:
Answer: the statement that is not true is the second one: <span>It only occurs in very small atoms with low mass.
Explanation:
</span><span>The nuclear fission consists in the division or fragmentation of an atomic nuclei into smaller fragments releasing huge amounts of energy.
The biggest and heaviest atoms are unstable, meaning that they gain stability by splitting into smaller, lighter atoms.
So, the third given statement contradicts the previous fact.
That is why most of the heaviest elements have not been found naturally but have been created synthetically and have very short life times.
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