The principal component of many kidney stones is calcium oxalate, CaC204. A kidney stone recovered from a typical patient contains 8.90x1020 formula units of calcium oxalate. How many moles of CaC2O4 are present in this kidney stone?

What rule is used to determine how many covalent bonds an element can form? a. the number of covalent bonds is equal to six c the number of covalent bonds is equal to five minus the group number plus the group number b. the number of covalent bonds is equal to eight d. none of the above minus the group number select the best answer from the choices provided