How many moles of N are there in a sample of N that contains 5.331024 atoms? moles How many Cu atoms are there in a 34.1 gram sample of Cu ? atoms The percent by mass of calcium in Ca(OH)2 is %. Use the References to access important values if needed for this question. Determine the molecular and empirical formulas for the substance shown in the ball-and-stick model below. Use the References to access important values if needed A compound is found to contain 13.65% carbon and 86.35% fluorine by mass. What is the empirical formula for this compound? To answer the question, enter the elements in the order presented above