4. In the balanced reaction Pb(NO3)2+2KI=PbI2+2KNO3 what is the ratio of potassium iodide (KI) to lead iodide (PbI2)?
A. 3:1
B. 3:2
C. 2:1
D. 1:2
1 answer
B. 3:2
A. 3:1
B. 3:2
C. 2:1
D. 1:2
1 answer