What is the hardness of the water in terms of molarity of caco,? d. 3.89 x 10' m a 3.89x 10' m b. 3.89 m c. 0.020 m what is the hardness of the water in terms of ppm caco,? 18. 3 89 ppm b. 38.9 ppm c. 20 ppm a. 389 ppm

Plzz a sample of table sugar (sucrose, c12h22o11) has a mass of 7.801 g. ● a) calculate the number of moles of c12h22o11 in the sample b) calculate the number of moles of each element in c12h22o11 (number of moles of c, number of moles of h & number of moles of o) in the sample. (use your answer from part a as your starting point.) show your work and highlight your final answer. calculate the number of atoms of each element in c12h22o11 (number of atoms of c, number of atoms of h & number of atoms of o) in the sample. (use your answers from part b as your starting for each element.) show your work and highlight your final answer.