Answer:

Explanation:
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In this case, since we have 245 of iron (III) oxide, we first need to compute the moles contained there:

Now, as 1 mole of iron (III) oxide is related to 2 moles of iron, due to iron's subscript in the molecule, we get the moles of iron itself:

And the mass is computed based on the atomic mass of iron:

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Answer:
The answer is below
Explanation:
Certain countries like Germany under Adolf Hitler favored military solutions to the great depression because the government felt that having a mass production of military weapons and recruitment of unemployed people or citizens into the army would change the dire situation.
On the other hand, countries like the United States did not favor the military solutions but instead choose the NEW DEAL under Franklin D Roosevelt; the reason could be linked to their democratic culture, the isolation belief tendency.
A. Gold,lead,glass,brick, and steel
b. 8 because they are all over 1.0 density level
c. ice and paraffin (maybe wood but that is not a liquid)<span />
To determine the velocity of an object, you need to know the displacement and the change in time.
v = displacement / change in time