2023年化学检验工初级工题

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10ᑏᦪ
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jᑺ.jᑺTU᎔2ᦪ(4)TUᵨ]jᑺ2ᔾTUᵨᜮjᵨᓄᔜᑖḄᑖᦪ஺(10ᑖ)ᑺ.ᓄᑖᵬ!!9."ᦪ⍳8ᑡᑣ("☢/cm?342144.52787725047.301᥅3᪥)*(1)lᐭ'!ᡈ'!F◤¤¥30-lminF®ᦪ஺S41.035.048.048.051.064.064.0567Gni(2)"ᚖ6ᙢᜳᙠ²ᦪᡈᵨ³´ᢣµ¶"

11<=Al="☢1Gl=01᥅3᪥567W1=A1*G1/(A1*G1+A2*G2+A3*G3+A4*G4+A5*G5+A6*G6+A7*G7)*100%=34*41/(34*41+214*35+4.5*48+278*48+77*51+250*64+47.3*64)*100%=3.07%?ᳮw2=16.50%W3=0.48%W4=29.39%W5=8.65%W6=35.24%W7=6.67%2.ABCᔆ᜜᣸GCHI,K1ᐸMNGCOP,QI᪵500mlSTOPᑖ᪆:ᙠᑖ᪆ᜩYZ[Q\]Ḅ^_`48.5420g,\]aCḄ^_`48.5569g,bcdeI᪵ḄCG_f(
mg/1⊤h)(10ᑖ)<=ml=48.5569gm2=48.5420gV=500mlC=(48.5569-48.5420)*106/500=29.8mg/1