PLEASE PLEASE PLEASE I need the answer if the TWO PARTS

16. Which of the following are true of the mixture formed when 4.6g of Na NO2SO4 are added to 100mL water? (i) The name of the solvent is sodium sulfate. (ii) The solute is an electrolyte. (iii) A precipitate will form. (iv) The solution formed will be 0.32M. a. (i) is correct b. (ii) and (iv) are correct c. (i), (ii), (iii) and (iv) are correct d. None of all correct 18. Based on observed periodic trends, arrange the following bonds, H-O, H-C, H-F, H-Si, in order of increasing dipole moment. a. HF