Water and ammonium nitrate (NH4NO3) react in an endothermic reaction in a beaker. What would you expect to observe during this r
eaction?
The beaker will get colder.
The reaction will give off light.
The products will be gaseous.
The reactants will boil.
1 answer:
Answer:
The beaker will get colder
Explanation:
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Answer:
0.0111mol/L
Explanation:
M = n/V
We don't know n, but we know that n =mass/Molar mass, so:
n = 8.77g/166.0028 g/mol
n = 0.0528304342mol
M = n/V
M = 0.0528304342mol/ 4.75L
M = 0.111221967mol/L
Round to three sig figs if necessary: 0.0111mol/L
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Answer: .063
Explanation:
1.53g Mg * (1 mol Mg/ 24.3 g Mg) * (1 mol H2/1 mol Mg) = .063 mol H2
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