The number of moles of "H" in three moles of copper (II) sulphate pentahydrate, CuSO4 * 5H2O is:
a.)2
b.)6
c.)10
d.)30
e.)50
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Which metal would not displace lead, Pb, in a lead (ii) nitrate solution, Pb(NO3)2 ?
a.) cu
b.) K
c.) Li
d.) Mg
e.)none of the above
Thanks in advance.
Sqert.
a.)2
b.)6
c.)10
d.)30
e.)50
--------------------------
Which metal would not displace lead, Pb, in a lead (ii) nitrate solution, Pb(NO3)2 ?
a.) cu
b.) K
c.) Li
d.) Mg
e.)none of the above
Thanks in advance.
Sqert.