Consider this reaction: 2H₂PO4 (aq) → P₂O5 (ag) + 3H₂O (ag) At a certain temperature it obeys this rate law. = (0.603 M²¹-s¯¹)[H₂PO4]² Suppose a vessel contains H₂PO4 at a concentration of 0.490 M. Calculate the concentration of H₂PO4 in the vessel 45.0 seconds later. You may assume no other reaction is important. Round your answer to 2 significant digits. X 5

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Consider this reaction:
2H3PO4 (aq) → P₂O5 (aq) +3H₂O (aq)
At a certain temperature it obeys this rate law.
rate = (0.603 M²¹-s¯¹) [H₂PO4]
S
Suppose a vessel contains H₂PO4 at a concentration of 0.490 M. Calculate the concentration of H₂PO4 in the vessel 45.0 seconds later. You may assume no
other reaction is important.
Round your answer to 2 significant digits.
☐M
0
0x10
X
5
Transcribed Image Text:Consider this reaction: 2H3PO4 (aq) → P₂O5 (aq) +3H₂O (aq) At a certain temperature it obeys this rate law. rate = (0.603 M²¹-s¯¹) [H₂PO4] S Suppose a vessel contains H₂PO4 at a concentration of 0.490 M. Calculate the concentration of H₂PO4 in the vessel 45.0 seconds later. You may assume no other reaction is important. Round your answer to 2 significant digits. ☐M 0 0x10 X 5
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