Question 8 (2 points) 3
Use the following equation and information to answer the question that follows
2 H3PO4 -> 1 P2O5 + 3 H2O
6
9
Chemical Molar Mass (g/mol)
H3PO4 97.93 g/mol
P2O5 141.94 g/mol
H20 18.02 g/mol
How many moles of H3PO4 will are needed to produce 0.393 mol of H20
Your
Answer
units

Read these sentences from the text. near the equator, the tropics receive the most rain on a consistent basis. as a result, the fresh water falling into the ocean decrease the salinity of the surface water in that region. [. .] . . as the salt content of sea water increases, so does its density. what can you infer about how rain affects the density of surface water near the equator?

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