chemistry an biology question please help urgent?

[g3temdips3t718]

2.Determine the total mass of the products of the following reaction (1pt):
4(NH4)3PO4 + 3Pb(NO3)4 ? Pb3(PO4)4 + 12NH4NO3



2.Given the following information, determine the probability of a child being born
to Margaret and Edward who is short with blue eyes, type O blood, and curly
hair. (2 pts)
Eye color is complete dominance (B= brown, b= blue).
Blood type is co-dominance (A, B, O)
Height is complete dominance (T=tall, t= short)
Hair curl is incomplete dominance (C= curly, S= straight, CS= wavy)
Margaret’s genotype= BbOOCStt
Edward’s genotype= bbAOCCTt