Chemistry, 20.08.2021 23:10 kokilavani
An aqueous solution of lead (II) nitrate Pb(NO3)2 is mixed with aqueous sodium phosphate
Na3PO4 to produce solid lead (II) phosphate Pb3(PO4)2 and aqueous sodium nitrate NaNO3
3Pb(NO3)2 + 2 Na3PO4
ā> Pb3(PO4)2 + NaNO3
a) How many moles of sodium nitrate are produced from 12.3 moles of Na3PO4?
b) Calculate the grams of Pb(NO3) needed to react with 8.5 moles of Na3PO4
c) How many moles of NaNO3 are produced from 152.3 g of Na3PO4
d) Calculate the amount of Pb(NO3)2 in grams needed to react with 108 g of Na3PO4
Answers: 2
Chemistry, 22.06.2019 21:00
The rate constant for the reaction below is 6.2 x 10ā5 mol lā1 s ā1. if the initial concentration of a is 0.0500 m, what is its concentration after 115 s?
Answers: 1
Chemistry, 22.06.2019 23:40
The kw for water at 0 Ā°c is 0.12Ć 10ā14 m2. calculate the ph of a neutral aqueous solution at 0 Ā°c.
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An aqueous solution of lead (II) nitrate Pb(NO3)2 is mixed with aqueous sodium phosphate
Na3PO4 to...
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