Home » QAQuick Answer: Pbco3 MassContentsWhat are the formula weights of PbCO3?Is PbCO3 a solid?What is the molar mass of br2?What is the mass in grams of 1.73 mol cai2?What are the formula weights of PbCO3?.Is PbCO3 a solid?What is the molar mass of br2?What is the mass in grams of 1.73 mol cai2?