To neutralise 100 mL of 0.1 N H2SO4, amount of 2N NaOH required is View Solution 15 ml of N/10 NaOH solution completely neutralises 12 ml of H2SO4 solution. The normality of H2SO4 solution will be View Solution How many millilitres (mL) of 1 M H2SO4 solution is required to neu...
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3) Treat the above-washed resin with 350-400L of 2N NaOH, with a flow rate controlled at 5-6L/min. After the treatment, wash the resin with deionized water until the pH is 8-8.3. 4) Transform the alkali-treated resin with 400L of 2N HCL, with a flow rate controlled at 5-6L/...
It作先行主语和先行宾语的一些句型 She had said what it was necessary to say. 2. 强调句型采集者退散 It is not who rules us that is important, but how he rules us. 3. "All+抽象名词"或"抽象名词+itself" He was all gentleness to her. 4. 利用词汇重复表示
“What is the ( 要点 )?”已知在 中 ， .若 的解有且仅有一个，则 满足的充要条件是：（ ）
—What ___ wrong, Jim?—I'm ill.（）下列由继电器构成的基本逻辑电路中，构成“与逻辑”的是图（ ）。
When 21.44 moles of Si react with 17.62 moles of N2, what is the limiting reactant? 3Si + 2N2 arrow Si3N4 Suppose 1.70 moles of NaOH and 1.00 moles of CO2 are allowed to react. How many moles of Na2CO3 will be produce...
What is the enthalpy change for the reaction SO3 gives SO2 + 1/2 O2, given that the reaction 2SO2 + O2 gives 2SO3 has an enthalpy change of -98.8 kJ/mol? What does the enthalpy change of a chemical system represent? What is the change in enth...
It was determined that the activation energy for a catalyzed reaction is 96.1 kJ/mol. If the enthalpy change for this reaction is 56.9 kJ/mol, what is the activation energy for the reverse reaction in kJ/mol? The activation energy (Ea) for the reaction 2N2O(g) 2N2(g) + O2(g) H^...
1. Calculate Delta G for the following reactions: Na2CO3(s) + H2O(l) arrow 2NaOH(aq) + CO2(g) Na2CO3(aq) + CaCl2(aq) arrow CaCO3(s) + 2NaCl(aq) 2. Based on the calculation of Delta G above, predict What is the enthalpy for the following r...