2Na3PO4+3CuSO4=3Na2SO4+ Cu3(PO4)2 ReactantsProducts Na66✔️ P22✔️ O2020✔️ Cu33✔️ S33✔️ Step 3: Verify that the equation is balanced Since there are an equal number of atoms of each element on both sides, the equation is balanced. ...
(aq)+H2O(1)ii.N2(g)+3H2(g)=2NH3(g)(1) NO - 3的空间结构为 。(2)ZnO是氮的氧化物的重要吸附剂,已知ZnO晶胞参数为cpm,则该晶胞(图1)中,O2-能够构成 个最小正八面体,O2-与Zn2+核间最短距离为 pm。(3)反应ii正反应的活化能为335kJ/mol,逆反应的活化能为427kJ/mol,则反应ii的ΔH...
例子:Fe, Au, Co, Br, C, O, N, F。 离子电荷尚未得到支持,将被忽略。 替换不可改变的组以避免歧义。例如,C6H5C2H5 + O2 = C6H5OH + CO2 + H2O不能被平衡,但XC2H5 + O2 = XOH + CO2 + H2O可以。 不需要复合状态[如(s)(aq)或(g)]。 你可以用小括号()或括号[ ]。例子...
一定温度下的难溶电解质AmBn在水溶液中达到溶解平衡时.已知下表数据 物质 Fe2 Fe(OH)3 Ksp/25℃ 8.0×10-16 2.2×10-20 4.0×10-38 完全沉淀时的pH ≥9.6 ≥6.4 3-4 对含等物质的量的CuSO4.FeSO4.Fe2(SO4)3的混合溶液的说法错误的是( ) A
B.KOH(aq)和Na2SO4不能发生复分解反应,故B错误;C.澄清石灰水中氢氧化钙为强碱,溶于水完全电离,和HCl(aq)的反应生成水和氯化钙,氯化钙溶于水完全电离,离子方程式:H++OH-═H2O,故C正确;D.NaOH溶液和CH3COOH溶液发生中和反应生成醋酸钠和水,该反应的离子方程式为:CH3COOH+OH-=CH3COO-+H2O,不能用离子...
不需要复合状态[如(s)(aq)或(g)]。 你可以用小括号()或括号[ ]。 如何平衡方程式 使用本计算器来平衡任何化学方程式或反应!找出发生了哪种反应。 阅读我们的关于如何平衡化学方程式的文章,或在我们的聊天中寻求帮助。例子CuSO4 + H2O + NaCl = CuCl + N...
Compound states [like (s) (aq) or (g)] are not required. You can use parenthesis () or brackets []. How To Balance Equations Balance any equation or reaction using this chemical equation balancer! Find out what type of reaction occured. Read our article on how...
4Cu(OH)2+ H2SO4+ Na2S2O5=2Cu2SO4+ Na2SO4+5H2O ReactantsProducts Cu44✔️ O1717✔️ H1010✔️ S33✔️ Na22✔️ Step 3: Verify that the equation is balanced Since there are an equal number of atoms of each element on both sides,...
2CuCO3+ H2SO4= Cu2SO4+2HCO3 ReactantsProducts Cu22✔️ C22✔️ O1010✔️ H22✔️ S11✔️ Step 3: Verify that the equation is balanced Since there are an equal number of atoms of each element on both sides, the equation is balanced. ...
Step 3: Verify that the equation is balanced Since there are an equal number of atoms of each element on both sides, the equation is balanced. (CuOH)2SO4+2H2O = H2SO4+2Cu(OH)2 (CuOH)2SO4-++H2O-+ = H2SO4-++Cu(OH)2-+