Soal ujian matematika kelas 11 ipa
Determine the pH of 0.018 M of aspirin solution at body temperature (Ka at 37C = 3.6 10-4). Acetylsalicylates (aspirin), HC9H7O4, is mostly used as analgesic drug. seaweed gelatin in water H2S gas in SO2 solution FeCl3 in hot water Sulfur in water Indicator : The student can make several colloid system with surrounding materials. Blood-washing method is based on the principles of. A kidney-failure patient has to underg blood-washing process with relatively expensive cost. Indicator : The student can group the properties of colloids and its application in daily life. One of the following colloid systems that belongs to aerosol group is. Indicator : The student can group the properties of colloids and its application inĭaily life.18. The combination that is imposible to generate colloid system is. Indicator : The student can defined the characteristic colloid system 17. If 100 mL of NaCl 0.002 M is mixed with 200 mL Pb(NO3)2 0.003 M (Ksp of PbCl2 = 1 10-5), it will happen. Indicator : The student can predicting the formation of sediment based on Ksp value.ġ6. 200 mL of HCl 0.2 M is added into 100 mL of NH4OH 0.4 M (Kb = 2 10-5). Indicator : The student can calculate the pH of salt Hydrolysis solution. The solubility product of BaF2 at that temperature is. At a certain time, 0.350 g of BaF2 (Mr = 175) dissolves in water to make 1 L of saturated solution. Indicator : To predict formed precipitate from a reaction based on solubility principle and KSP. When dissolved in water, the following salt is hydrolyzed forming a basic solution. Indicator : The student can determine the type of salt that do hydrolysis on water and pH of salt solution. The followings are buffer solutions in our body, except. Besides, there is also buffer solution in cell and saliva gland. The condition is maintained by buffer solution. Normally the pH value of human blood ranges from 7.35 to 7.45. 19.6 Indicator : The student describe the characteristic of buffer solution and play of buffer solution on creature bodies. The amount of CH3COOK (Mr = 98) that is contained in 100 mL of CH3COOK solution if the solution has pH value of 9 is. Acetic acid and sodium sulfate Indicator : The student determining pH or pOH of buffer solution (C1,K2) 11. Indicator : The student can describe the characteristic of buffer solution (C1,K1 ) 10.A buffer solution can be made by mixing solutions.
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If 20 mL of phosphoric acid, 0.1 M of H3PO4 is titrated by 0.2 M of NaOH solution so that it completely becomes HPO42-, the base volume needed is. Indicator : Student can calculate quantities of reactant and product on electrolyte solution from product of titration acid-base. Air pollutant which can cause acid rain is. Indicator : The student can understand the application of pH concept in pollution 8.
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ce 1 2 3 4 5 Lamp Bright light Dim light Dim light No light No light Other Observations Much bubbles Much bubbles Much bubbles A little bubbles No bubbleĪccording to the data, the strong acid solution is.
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The following is the experiment result of electrical conductivity of some solutions. Indicator : The student can identifying of acid-base strength 7. The ionization constant of the weak acid is. The color solution is similar to the universal indicator which is dipped into 0.01 M of H2SO4. Universal indicator paper is dipped into a weak acid solution 0.1 M of HA. Indicator : The student can calculate the Ionization degree and the acid-base constancy. According to the data, solutions included into acid group are. Solution I II III IV Litmus Color after Dipping Red 5. Indicator : The student can identifying the acid-base solution with determine the solution characteristic. : The student can classified the acid-base compound with determine the solution characteristic.Īmong these acid-base compounds below, which ones are classified into polyprotic acid base? (C1, K2) a. Indicator : The student can identifying the acid-base theories with determine the reaction. Based on Arrhenius theory, a substance is classified into base if. Multiple choice Indicator : The student can describe the acid-base theories with determine the solution characteristic.
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FINAL EXAM OF SEMESTER II CLASS XI of SENIOR HIGH SCHOOL