A. 0.05 g
B. 2.00 g
C. 1.00 g
D. 0.50g
Correct Answer:
Option D = 0.50g
Explanation
molar mass of pb(NO3)2 = 331
Mole = 16.55/331
= 0.05 mole
∴0.05mole pb(NO3)2 dissolved in 1000g H2O x = (0.05×1000)/100 = 0.5 mole /dm³
A. 0.05 g
B. 2.00 g
C. 1.00 g
D. 0.50g
Correct Answer:
Option D = 0.50g
Explanation
molar mass of pb(NO3)2 = 331
Mole = 16.55/331
= 0.05 mole
∴0.05mole pb(NO3)2 dissolved in 1000g H2O x = (0.05×1000)/100 = 0.5 mole /dm³
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