In addition, each medium was evaluated under a gas phase of 5% CO2 and 95% O2, 5% CO2 and 45% O2 and 50% N2, or 5% CO2 and 95% air. Culturing of explants with CMRL 1066 and medium 199 buffered with HEPES in the presence of 5% CO2 and air proved most efficient; ciliary movement...
·3H2Oisem— phasizedforitspotentialroleasaCO2-sequestering mediumandasameansofdisposingMg..richwaste. - water [9一I1】.Nesquehoniteisusuallysynthesized throughareactivecrystallization(socalledprecipita— tion)processbythereactionofMgC12-richbrinewith precipitators,i.e.Na2CO3or(NH4)2CO3,yieldingthe ...
(或将铁制品与课病多元应用潮湿的空气隔绝)(3)ad[应用练习1]A14.2800t[应用练习2]C15.B16.B[应用练习3]17.(1)3CO+Fe2O3商温2Fe+3CO2综合差异性检测1.D2.B3.C4.D5.A6,D2)澄清石灰水变浑浊有气泡产生(3)除去尾气中的CO防止污染空气2CO+O2百度文9.(1)碘酒精(2)硫酸铜水W能源(或充分利用(3)...
B14.解:设有x克铁参加了反应,取出铁干燥后称重,发现其4C解折:导电性最好的金属是银,其次是,然后是解,最质量增加了8,则物质是C百度文库后是铁u FfesWENKU5,D6.C7.B8.(1)导热性好(2)有金属光泽(3)延展性、导电性好(4)电阻大,熔点高(5)有金属光泽(或性质稳定9.D10.C11.A答:有7克铁参加了反应...
课时金属与氧气、稀酸的反应自主预习1.难易剧烈程度常温常温高温高2Fe+3CO3CO2+Ca(OH)2==CaCO3⊥+H2O乙:O2温2.氧化铝(Al2O3)薄膜4A1+3022Al2O33.单+2Cu=2Cu012.(1)反应物中没有单质(2)70%质化合物(3)设理论上可炼出纯铁的质量为xng化合反应(2)Mg+HSO0MBO+H2801×60%*3C0知识积累1.C2.D3....
课题2金日!学性(第2课时金属活动性顺序【基础达标】A. 3A , BB(1) Fei:s()=FSO1+F点燃(2)将铜片浸入硝酸银溶液中.铜片表面有银白色固体析出 Fe=:>Cu>> Ag(3u:或CuCl:等7.(1X=Y2(2Fe Cu Pi CU-2AGN(),-2AG-CL(NO,)【能力提升】A.B10.(1 Fe Fe t Cust- Cu rfes(2)将金属混合物...