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- Qs/ A 0.2121-g sample of pure Na,C,0, (134.00 g/mol) was t ed with 43.31 mL of KMnO;. What is the normality of the KMnO, solution? The chemical reac- tion is 2MnOj; + 5C,0i + 16H* — 2Mn?* + 10CO, + 8H,O: Egbabl Qe A Solution is Prefared Tby dissdlving 6g AgNoz ina 250-ml Volumetric Hask and diliting the molaurity of the Silver nityate Solution How to Volume. alculute Many millimoles Ag No3. Were dissalved7 twt Ag Noz 169-9HatIf 10.0 mL of H2SO4 (sp. Gr. 1.50, containing 48.7% of combined SO3 by weight) is diluted to 400 mL, what is the normality of the solution as an acid? (b) What volume of 6.00 M H2SO4 should be added to this in order to make the resulting mixture 1.00N as an acid? FW's : H2SC4 = 98; SO3 = 80
- °F rtly cloudy m/alekscgi/x/Isl.exe/1o_u-lgNslkr7j8P3jH-lvWyv8WYLP6W0cqJcWJdIACROQwyw24GWHInMM72ts 1 NTBcSzwZOGGhrmIP4yCejeRhX9HIzqlzRTj2iaDBXTCRIHYWNO_-o?10... O CHEMICAL REACTIONS Calculating molarity using solute moles A chemist prepares a solution of mercury(II) iodide (HgI₂) by measuring out 0.0161 μmol of mercury(II) iodide into a 300. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in μmol/L of the chemist's mercury(II) iodide solution. Round your answer to 3 significant digits. µ mol L Explanation Check x10 X Ś Q Search 2023 McGraw Hill LLC. All Rights Reserved. Terms of Use **************** D 1/5 www Jessi Privacy Center | Accessibility3. (a) If 10.0 mL of H2SO4 (sp. Gr. 1.50, containing 48.7% of combined SO3 by weight) is diluted to 400 mL, what is the normality of the solution as an acid? (b) What volume of 6.00 M H2SO4 should be added to this in order to make the resulting mixture 1.00 N as an acid? FW's : H2SO4 = 98; SO3 = 80Which of standard substance (or standardized solution) is correct standardization of Na2S½O;: for Na,Cr2O7; Na,B,O, 10H2O; H,C,O4 2H2O; As,O;;
- POin Elevation Aselution in preparnd by dissolving 15.60gof ordinary ger (sueroe, CHO, molecular weight-342 amu) in 15.00 gof water Calculante the boiling peier of the solution Sacose i anovolatile nonelectrolyte Solvent TC) THC) rCkg/mal) rChg/moll Benzene, Cal 80.1 253 55 530 Camphor, Cato 204 176 37.7 Cyciohexane, CH B0.88 2.79 6.50 202 Nitrobenzene, Cll, NO, 2108 524 81 water, H0 100.0 0.00 Submit Sho A h E Try AECture 1_all.mp4 - Google Drive X A Classes u/0/c/M)Y1MDI1MT95MTM3 lute 50 mlL of the concentratc 00 mL Open with Describe the preparation of 750 mL of 6.00 M H;PO, frc.n the commercial reagent that is 86% H2PO, (w/w) and has a specific gravity of 1.71.351145 TECHNO Define fundamental unit with an example. Why is the unit of force called a derived unit? ic a derived unit? Give its two examples. measurement Dats : D Graphite and iodine a y shine. Explain it with suitable yeasons. Graphite and are non-metals but the iodine are non- metals but REDMI NOTE 10 PRO KBYLWHARNA THAPA A chemical propertie39/99/2021 17:36
- College of Teacher Bachelor of Secondary Education *promoting pedagogical excellence elor of Sec omoting pedage RIN ht: (a) (b) Br. C. CH3 b1. HNO3, H2SO4 2. Fe, H30*r H2/Pd s / oD Br NO2 (c) KMN04 7 (d) Cl CH3CH2CH2CI AICI3 H20 7. OCH3 4. Predict the major product(s) of the following reactions: OM (a) CI (b) CH CH CH3CH2C! AICI3 CH3CH2COCI AICI3 (c) CO2H HNO3 (d) N(CH2CH3)2 H2SO4 SO, H2SO4 ASITYCalulate the foncentration of patassiut grams pertitter after miXing(oomt)ofCo-250M) ket and (z00mnttof fortoo MKISO fon-inks.com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-IQUHIQg6bJxmeSyVpHOEB1plef9xyC5Ca9Q15ULF571w. A to ©T GI O STATES OF MATTER Finding mass or volume from percent concentration 0/5 Ma Lidocaine, a widely used local anesthetic, is available as a 0.50 %(w/v) solution for injection. Calculate the volume of this solution that contains 90. mg of lidocaine. Be sure your answer has a unit Symbol and is rounded to the correct number of significant digits. X10 Explanation Check O 2022 McGraw Hill LLC. All Rights Reserved. Terms of Use Privacy Center Accessibility Insert Delete F12 PriScr F10 F11 F9