A 9.86 g sample of an aqueous solution of hydroiodic acid contains an unknown amount of the acid. If 27.5 mL of 0.337 M potassiu
m hydroxide are required to neutralize the hydroiodic acid, what is the percent by mass of hydroiodic acid in the mixture?
% by mass
1 answer:
Answer:
88.3% of hydroiodic acid is found
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Answer:
These are examples of INTERmolecular attractions (the other three are examples of INTRAmolecular bonds).
Explanation:
H₂ + ½O₂ → H₂O
2g → 18g
So, 18g water needs 2g H₂
So, 1g water needs 2/18g H₂
So, 180g water needs 2/18 x 180g H₂
→ 20 litres of H₂
10g/ 763g/mol= 0.013moles
Answer:
Yes- i balanced it-
Explanation:
