An unbalanced chemical equation is shown Pb(NO3)2 +
PbCrO4 +
K2C704 →
KNO
Which coefficients are needed to balance this equation?
O A 2,4,4,6
OB 1,6,6,2
O C1,1,1,2
OD 2,4,4,3

The is a particle with one unit of positive charge a. proton b. positron c. electron d. nucleus awnser quick it is a important science test!

Free answer. the treaty of versailles ended world war i, but some of the terms of the treaty contributed to the beginning of world war ii. which was one of the terms of the treaty? the answer would be "germany was forces to pay reparations to the allied countries.". i hope this .

How are the terms group and period used on the periodic table