Grams of BaS04 (theoretical) 0.4714 g Gram of Sin Ba504 (theoretical) 0.06478 *5 (theoretical) 18.40% % Error (4 sig. fig) 4.511 % What is the name of the sample (small letters) potassium sulfate NOTE: Use the following atomic masses. Use symbol for the unit. At Wt K 39.10 $ 32.07 0 16.00 Ba 137.3 CI 35.45