KHP mass was 2.0378 g dissolved in distilled water to fill up a 100 ml volumetric flask and only 1 If you have 0.2910 grams of KHP and 14.7 mL of NaOH, what is the molarity of NaOH? What are the steps to attain the answer? If 0.6...
What mass of ammonium chloride, NH_4Cl, (K_a = 5.6 times 10^{-10}) must be added to exactly 500 mL of 0.10 M NH_3 solution to give a solution with a pH of 9.00? Find the mass of ammonium chloride, NH_4Cl, (K_a = 5.6 times 1...
由KCN-组成 元素标志原子质量原子#质量百分比 鉀K39.0983 g/mol160.0438% 碳C12.0107 g/mol118.445% 氮N14.0067 g/mol121.5103% Electrone0.0005 g/mol10.0008% KCN{-} 元素 质量百分比鉀39.0983g鉀39.0983g氮14.0067g氮14.0067g碳12.0107g碳12.0107gElectron0.0005gElectron0.0005gKCN{-} 原子#鉀1鉀1碳1碳1氮1氮...
KCN{-} 元素 质量百分比鉀39.0983g鉀39.0983g氮14.0067g氮14.0067g碳12.0107g碳12.0107gElectron0.0005gElectron0.0005g KCN{-} 原子#鉀1鉀1碳1碳1氮1氮1Electron1Electron1 🛠️ 计算摩尔质量 指令 这个程序决定一种物质的分子量。输入物质的分子式,它将计算出元素的组合物和质量的化合物中的每个元素的总...