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cdigital.dgb.uanl.mxcdigital.dgb.uanl.mx/la/1030011061/1030011061_053.pdf · liquid is tested by red and blue litmus-paper to ascertain if free alkalies, free acids, or neither are

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Page 1: cdigital.dgb.uanl.mxcdigital.dgb.uanl.mx/la/1030011061/1030011061_053.pdf · liquid is tested by red and blue litmus-paper to ascertain if free alkalies, free acids, or neither are
Page 2: cdigital.dgb.uanl.mxcdigital.dgb.uanl.mx/la/1030011061/1030011061_053.pdf · liquid is tested by red and blue litmus-paper to ascertain if free alkalies, free acids, or neither are
Page 3: cdigital.dgb.uanl.mxcdigital.dgb.uanl.mx/la/1030011061/1030011061_053.pdf · liquid is tested by red and blue litmus-paper to ascertain if free alkalies, free acids, or neither are
Page 4: cdigital.dgb.uanl.mxcdigital.dgb.uanl.mx/la/1030011061/1030011061_053.pdf · liquid is tested by red and blue litmus-paper to ascertain if free alkalies, free acids, or neither are
Page 5: cdigital.dgb.uanl.mxcdigital.dgb.uanl.mx/la/1030011061/1030011061_053.pdf · liquid is tested by red and blue litmus-paper to ascertain if free alkalies, free acids, or neither are
Page 6: cdigital.dgb.uanl.mxcdigital.dgb.uanl.mx/la/1030011061/1030011061_053.pdf · liquid is tested by red and blue litmus-paper to ascertain if free alkalies, free acids, or neither are
Page 7: cdigital.dgb.uanl.mxcdigital.dgb.uanl.mx/la/1030011061/1030011061_053.pdf · liquid is tested by red and blue litmus-paper to ascertain if free alkalies, free acids, or neither are