11 NULUI TUDIU
LUI
1. a) Write the formula of the compounds formed by the following ions:
(i) A13+ and SO42- (i) Pb2+ and NO3-
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6) State the significance of one mole.
c) Which has more number n
Answers
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A) AL2(SO4)3
Pb(NO3)2
Pb(NO3)2
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