Data analisa Tabel Data Hasil Analisis Kadar NaCl Perhitungan .1 Kadar NaCl

BAB IV HASIL DAN PEMBAHASAN

4.1 Data analisa Tabel 4.1 Data Hasil Analisis Kadar NaCl No. Sampel Berat Sampel gram Volum Titrasi Blangko ml Volum Titrasi Sampel ml Normalitas AgNO 3 Kadar NaCl 1. Menara Eifel Margarin Krim 1,4680 0,1 4,8 0,1005 1,8823 1,4721 0,1 4,7 0,1005 1,8371 1,4972 0,1 4,9 0,1005 1,8848 2. Mitra Margarin Krim 1,3741 0,1 4,7 0,1005 1,9681 1,3825 0,1 4,7 0,1005 1,9562 1,3692 0,1 4,6 0,1005 1,9322 3. Margarin Palvita Belawan 1,3842 0,1 4,8 0,1005 1,9962 1,3971 0,1 4,7 0,1005 1,9357 1,3632 0,1 4,8 0,1005 1,9977 Tabel 4.2 Data Hasil Analisis Kadar H 2 O No. Sampel Beaker Glass Kosong gram Beaker Glass dan Sampel gram Berat Konstan gram Kadar H 2 O 1. Menara Eifel Margarin Krim 50,9384 62,7351 60,1766 21,6882 50,9472 62,7568 60,1752 21,8601 50,9583 62,7271 60,1756 21,6802 2. Mitra Margarin Krim 50,9362 62,4867 60,1736 20,0259 50,9365 62,4862 60,1731 20,0481 50,9824 62,4853 60,1750 20,0845 3. Margarin Palvita Belawan 50,9273 62,7352 60,1765 21,6693 50,9445 62,7563 60,1752 21,8518 50,9576 62,7364 60,1755 21,7416 Universitas Sumatera Utara 4.2 Perhitungan 4.2.1 Kadar NaCl ���� = �� − �� �� . � ���� � . �� �� ����� ������ Keterangan : Vs = Volume titrasi sampel Vb = Volume titrasi blanko A. Untuk Sample Menara Eifel Margarin Krim I. ���� = 4,8−0,1 �� . 0,1005 � . 58,5 10 1,4680 � = 1,8823 II. ���� = 4,7−0,1�� . 0,1005 � .� 58,5 10 � 1,4721 � = 1,8371 III. ���� = 4,9−0,1�� . 0,1005 � .� 58,5 10 � 1,4972 � = 1,8848 B. Untuk Sample Mitra Margarin Krim I. ���� = 4,7−0,1 �� . 0,1005 � . 58,5 10 1,3741 � = 1,9681 II. ���� = 4,7−0,1 �� . 0,1005 � . 58,5 10 1,3825 � = 1,9562 III. ���� = 4,6−0,1 �� . 0,1005 � . 58,5 10 1,3692 � = 1,9322 C. Untuk Sample Margarin Palvita Belawan I. ���� = 4,8−0,1 �� . 0,1005 � . 58,5 10 1,3842 � = 1,9962 II. ���� = 4,7−0,1 �� . 0,1005 � . 58,5 10 1,3971 � = 1,9357 Universitas Sumatera Utara III. ���� = 4,8−0,1 �� . 0,1005 � . 58,5 10 1,3832 � = 1,9977

4.2.2 Kadar H

2 O � � � = �−� �−� . ��� Keterangan : A = Berat beaker glass kosong B = Berat beaker glass dan sampel C = Berat konstan A. Untuk Sample Menara Eifel Margarin Krim I. � 2 � = 62,7351−60,1766 � 62,7351−50,9384� . 100 = 21,6882 II. � 2 � = 62,7568−60,1752 � 62,7568−50,9472� . 100 = 21,8601 III. � 2 � = 62,7271−60,1756 � 62,7271−50,9583� . 100 = 21,6802 B. Untuk Sample Mitra Margarin Krim I. � 2 � = 62,4867−60,1736 � 62,4867−50,9362� . 100 = 20,0259 II. � 2 � = 62,4862−60,1731 � 62,4862−50,9365� . 100 = 20,0481 III. � 2 � = 62,4853−60,1750 � 62,4853−50,9824� . 100 = 20,0845 C. Untuk Sample Margarin Palvita belawan I. � 2 � = 62,7352−60,1765 � 62,7352−50,9273� . 100 = 21,6693 II. � 2 � = 62,7563−60,1752 � 62,7563−50,9445� . 100 = 21,8518 Universitas Sumatera Utara III. � 2 � = 62,7364−60,1755 � 62,7364−50,9576� . 100 = 21,7416

4.3 Pembahasan