answer question 10 and 11

Question 10 (1 point) Retake question Use the periodic chart to determine the molar mass of potassium (K). Make sure your answer includes TWO decimal places. Make sure you use the periodic chart given with this lesson. Your Answer: Answer units D View hint for Question 10 Question 11 (1 point) Retake question What is the mass in grams of 0.127 moles of barium (Ba)? Enter your answer in decimal form with three significant figures. Your Answer: Answer units