Gravimetrik analizga kirish: haydash gravimetriyasi

444-bosqich. BaCl2⋅2H2OBaCl2​⋅2H2​Ostart text, B, a, C, l, end text, start subscript, 2, end subscript, dot, 2, start text, H, end text, start subscript, 2, end subscript, start text, O, end text molini grammlardagi massaga aylantirish
Biz BaCl2⋅2H2OBaCl2​⋅2H2​Ostart text, B, a, C, l, end text, start subscript, 2, end subscript, dot, 2, start text, H, end text, start subscript, 2, end subscript, start text, O, end text massa ulushini topishimiz uchun dastlabki namuna tarkibidagi BaCl2⋅2H2OBaCl2​⋅2H2​Ostart text, B, a, C, l, end text, start subscript, 2, end subscript, dot, 2, start text, H, end text, start subscript, 2, end subscript, start text, O, end text massasini bilishimiz kerak boʻladi. BaCl2⋅2H2OBaCl2​⋅2H2​Ostart text, B, a, C, l, end text, start subscript, 2, end subscript, dot, 2, start text, H, end text, start subscript, 2, end subscript, start text, O, end text molekulyar massasidan foydalanib, BaCl2⋅2H2OBaCl2​⋅2H2​Ostart text, B, a, C, l, end text, start subscript, 2, end subscript, dot, 2, start text, H, end text, start subscript, 2, end subscript, start text, O, end text ning mollarini massaga oʻzgartirishimiz mumkin.
Massa BaCl2⋅2H2O=1,03×10−2 mol BaCl2⋅2H2O×244,47 g BaCl2⋅2H2O1 mol BaCl2⋅2H2O=2,51 g BaCl2⋅2H2OMassa BaCl2​⋅2H2​O=1,03×10−2mol BaCl2​⋅2H2​O​×1mol BaCl2​⋅2H2​O​244,47g BaCl2​⋅2H2​O​=2,51g BaCl2​⋅2H2​Ostart text, M, a, s, s, a, space, B, a, C, l, end text, start subscript, 2, end subscript, dot, 2, start text, H, end text, start subscript, 2, end subscript, start text, O, end text, equals, 1, comma, 03, times, 10, start superscript, minus, 2, end superscript, start cancel, start text, m, o, l, space, B, a, C, l, end text, start subscript, 2, end subscript, dot, 2, start text, H, end text, start subscript, 2, end subscript, start text, O, end text, end cancel, times, start fraction, 244, comma, 47, start text, g, space, B, a, C, l, end text, start subscript, 2, end subscript, dot, 2, start text, H, end text, start subscript, 2, end subscript, start text, O, end text, divided by, 1, start cancel, start text, m, o, l, space, B, a, C, l, end text, start subscript, 2, end subscript, dot, 2, start text, H, end text, start subscript, 2, end subscript, start text, O, end text, end cancel, end fraction, equals, 2, comma, 51, start text, g, space, B, a, C, l, end text, start subscript, 2, end subscript, dot, 2, start text, H, end text, start subscript, 2, end subscript, start text, O, end text