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2017-2018学年最新版人教版初三化学上册整套教?- 百度文库

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ȻϹСĵز뼯ƿڣƿڻֱƿڳ塣ˮòƬƿڸǺãȻȡƿʵϡʦʾѧʾռ塱⣬ȡռƿΪ 3.֯ѧСΪλʼ̽⣬ѧʵ¼1ֱһƿһƿеʯˮ񵴣ƿзֱᷢʲô˵ʲô[ʯˮֻƿеʯˮǣǺƿеʯˮһЩ˵ڿ˺жж̼˺ж̼ĺߡ] 2ȼŵСľֱ˺ļƿУֱʲô˵ʲô[ƿеСľȲ˺弯ƿеСľȼոȼʱҪ˵˿˺ĺ˵ж̼ĺС˺ж̼ĺ] 3ȡIJƬеһƬʲô˵ʲô[ŸIJƬ󣬲ƬϻСˮ飻˵˺кн϶ˮ] 3.ʵʣʵ˵˵ĺĿʲôͬ .ܽʵ飺ͨʵ飬˽ÿͺ壬ʵȷʵ̽ĺð֣ԴԺһҪԴʵ飬ʵóѧĽۡܽ᱾ʱݡ ϰ 1ڿȼˣ Aˮ B̼ CˮͶ̼ Dҽ 2˺еҪɷǣ Aˮ B̼ C̼ˮ D 3ܹʹʯˮǵǣ A B̼ Cˮ Dʯ 4һʱΪʲô ˼ 3 ߽ѧʵ

һѧĿ

1֪ʶ

֪ѧʵǽпѧ̽ҪֶΣϽĿѧ̬ȡȷIJʵԭDZ֤ʵɹĹؼ

˽һЩѧʵҵĹճƺʹá

ҩƷȡáȡϴȻʵѧĹ۲Ͷ 2뷽

ڱĵĽѧУӦýʦĽ⡢ʾѧ̽ϵķʽڿΡڽʦĽѧõʾȻѧ̽еóۣͨѧ״ʾҳ⣬ڽʦȷʾʵʹѧ⡣ѧڽʦѧĻнУʹջԾͬʱѧȤ 3Сֵ̬

- 9 -ҳ 66ҳ

ѧϽĿѧ̬ȡʹѧõʵϰߡ ѧص

1 ѧʵҵʵͳơá 2 ҩƷȡãƾƵʹ÷͸ʼȵķ ѧѵ

1 ҩƷȡá

2 ƾƵʹ÷͸ʼȵķ ġʱ 2ʱ ѧ һʱ һʵҳ 1Թ 1;aڳ»ʱԼķӦ bܽ cռ 2ע aʱڱ䣬һҪȾȣȻܼȣֹԹȲѡ bʱԹҪмг̶ֹ̨] cȹʱԹܿҪбδǰԹֱܲܿˮʹԹըѡ dҺʱʢҺһ㲻Թݻ1/3ֹҺʹԹԼ45ĽǶȣֹУܿڲܶԼˣֹҺˣ 1 Թܼ 1;гԹ 2עٴӵײףھܿ1/3ֹԹܣ ڲҪĴָԹܼж̱ϡ 2 ;衢˻תҺ壩 עٽ費Ҫײڢúʱϴɾ 3 ƾ 1;ѧʵҳõļ 2ע ʹʱȽƷȣñȡֱڵƵҲ࣬Էͱȡá ʹǰ鲢о֤ȼգ汣ֽϸߵĵ¶ȣ ۵ڵľƾɳݻ3/4ҲӦ1/4ƾ࣬ڼȻƶʱ̫٣Ⱦƾը ֹܽȼŵľƾӾƾֹƾ֣ ݽֹȼŵľƾֱӵȼһƾƣӦûӲȼƾƣֹƾ֣ Ӧȣ¶ߣ ƾƺ󣬱õñ𣬲촵Ϩ ϵñֹƾӷ͵оˮ׵ȼ ᲻Ҫƾƣоƾ沢ȼӦʪ˸ǻɳ棬ˮ壬ӡ 4 ͷιܡƿ - 10 -ҳ 66ҳ

ѧչ

(1);ٽͷιȡ͵μҺ塣 ڵƿʢҺҩƷ (2)עſҺ մֱԹܿϷմȾι ۱ֽͷϣֹҺ嵹մԼʴͷ ùӦϴȥȡҩƷֹԼ໥Ⱦ ݵƿϵĵιƿʹãˮ 5 ̨кȦ (1);ڹ̶ָ֧һ㳣ڹˡȵʵ(2)עaкʮּȱλҪϣԱڲͱ֤ȫ bҪ̶̨һ࣬ʹڵڡ 6 ձ(1);ܽҺͽϴԼķӦ (2)עʱҪʯʹȾȣֹȲʹձըѣҺһ㲻ݻ1/3 7 Ͳ ?;ȡҺ ? עܼȣΪӦҲƻϡҺ 9ƿƿϱԵĥɰ 1;ռʱ塣 ȼյķӦ 2עٲܼ ռʱҪëƬڸǢƿȼշӦʱɣƿӦˮϸɳ ʵҩƷȡù 1 ȡҩƷҪԭ򡱢ٲֽӴҩƷ ڲҪѱǿ״յȥҩƷر壩ζ ۲óκҩƷζǷ 2 עԼҩƷû˵Һȡ1~2mlֻԹܵײ 3 ʣҩƷҪһҪʵʣҩƷȲܷŻԭƿ Ҳⶪ ۸óʵ Ҫָڡ ѧ̣ڶʱ ѧչ - 11 -ҳ 66ҳ

ҩƷȡ 1 ҩƷȡãڹƿУ 1 ״ҩƷȡ(һ) 裺ȰţӼȡ״ҩƷڣٰʹ״ҩƷڻײ [ʾ14ҳʵ1~1] 2ĩ״С״ҩƷȡãһֱ ҩ׻ֽ 裺ȰԹܺţҩףֽۣҩƷСԹܵײȻʹԹֱҩƷȫײҩƷմڹܿڻԹϡ עʹúҩ׻Ӧøɾֽɾ [ʾʵ1~2] 2 ҺҩƷȡ 1ҺҩƷýͷιȡ 2ҺҩƷעһ 裺 ?ƿǵʵֹ̨ϵȾƿӶȾҩƷ ?㵹ҺʱӦʹǩģֹҺ¸ʴǩ ?ƿڽԹܿڣؽҺעԹڣٵҺ䣩 עϺƿֹҺĻӷȾǩŻԭ һҺͲȡ Ͳͷι 裺ѡעμ עʹͲʱҪٽӽ̶ʱýͷιܢڶʱӦ̶߼Һʹˮƽ ƫͣҺʵ ƫߣҺʵ ʵܽ 1 ܽ⣨ܽ⣩ֱ۲˦ 2 ϶ܽ⣨ܽ⣩ ձ ġʵļ ʼȵĻԹܼмסԹܿ1/3ھƾ洦ȣȻԹܵײ洦ȡ 1ֱӼȵԹܡȼճ ʯ߼ȵձƿ ԼȵͲƿ 2Һע¶ 1ԹڵҺʱܽԹܿڶˣֹڵҺԹˡ 2ԹܱˮʱɾֹԹȲԹܱѡ 3ҺڵԹܣˮϴΪһһȣԹױѡ 4ԹҺԤȵķסԹƶԤȡ - 12 -ҳ 66ҳ

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