how many grams of Ca3(Po4)2 are needed to prepare 150ml of 0.4 Eq/L solution? The molecular weight of Ca3(Po4)2 is 310g/mol​

each chemical family is represented as a group or column on the periodic table. based on chemical properties, there are 6 types of chemical families. group 1 represents alkali metals, group 2 represents alkaline earth metals, groups 3 to 12 represent transition metals, groups 13 to 16 represent non-metals and other metals, group 17 represents halogens and group 18 represents noble gases.