Chemistry, 03.08.2021 17:30, daniellaZemira
Tính nồng độ đương lượng của dung dịch H3PO4 (phản ứng như axit ba nấc). Biết trong 250ml dung dịch có 32,66g H3PO4.
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Chemistry, 22.06.2019 05:40, yah2muchh
Calculate: select the worksheet tab. this tab you calculate the analyte concentration. fill in the first set of boxes ("moles h2so4" and "moles naoh") based on the coefficients in the balanced equation. (if there is no coefficient, the value is 1.) record the appropriate volumes in the "ml naoh" and "ml h2so4" boxes. record the concentration of the titrant in the m naoh box. click calculate. what is the concentration listed
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Which formula equation represents the burning of sulfur to produce sulfur dioxide? s(s) + o2(g) 4502(9) 2h2s(s) + 302(g) —> 2h20(0) + 2502(9) 4fes2+1102 —> 2fe2o3 + 8502 2802(g) + o2(9) v205 , 2503(9)
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Tính nồng độ đương lượng của dung dịch H3PO4 (phản ứng như axit ba nấc). Biết
trong 250ml dung dịch...
Mathematics, 06.05.2021 14:00
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