2019年高考生物一轮复习选练习题7含解?- 百度文库 ر

a㣬·( )

A.aܴ̼ʱĤλ为 B.ٻᷢηͬƫת C.ֻܷһƫת

D.ʵ鲻֤˷άϵĴ˫

̼a㣬ٷηͬƫת˵˷̼ͨͻһԪֻܷһƫת˵˷̼ܲͨҲͻһԪָᷢƫת˸ʵ֤˷άϵĴ˫ģD D

ѡ

ijоСȷСӡʵIJ죬µʵװáʵзֱ20ȷӺ4Ϊϣÿ5 min¼һɫҺڿ̶ȲϵĶ1ʾش⣺

ɫҺƶľ/mm

ʱ/min 0 ȷ 0 0 5 8 4.5 10 16 9 1

(1)װͼеYҺ________________________________װõĿ_____________________________________________________

_________________________________________________________________

(2)ʵ鿪ʼ󱣳עĻƶɫҺν________ƶ(󡱻ҡ)ΪʱɫҺƶ________

(3)һʵװÿ5 minʱע________(ϡ¡)ƶɫҺλصʵ鿪ʼʱλֹͣݻƶɲı仯СΪϵĽ2ʾ

ʱ/min עȡ 0 仯/mL 2

ݿ֪öʱСӵΪ________ڴ˹УǿԽԽ________

(1)סװõYҺΪNaOHҺϸĶ̼ͨO2ı仯ⶨʣװõǶգų΢P

1.5 3.0 4.2 5.0 5.5 0 5 10 15 20 25 15 23 11.5 20 29 13.5 25 34 15.5

ʵĸš(2)ʵ鿪ʼעĻװýɫҺλƶʵװõҺƶľ֮ʱ䣬ΪҺƶʣɱ֪05 min510 minɫҺƶΪ4.5/50.9(mm/min)(3)װģɵĶ̼NaOHҺգѹ½ҪɫҺελò䣬轫עƶȡ仯ʱ伴Ϊʣɱ֪ڴ˹Уʣ5.5/250.22(mL/min)Ҵ˹Уǰ10 minʽϴ󣬺15 min𽥼 (1)NaOHҺ ʵϸCO2 ų΢Pضʵĸ() (2) 0.9 mm/min (3) 0.22 mL/min