
Cân bằng trong dung dịch
Authored by Beng L
Chemistry
12th Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
chất nào dưới đây là muối
K2SO4
KOH
H2SO4
Ca(OH)2
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Dãy các chất đều là chất điện li mạnh là
KOH, NaCl, H2CO3
H2S, Mg(OH)2, HCl
HclO, NaNO3, Ca(OH)2
HCl, Fe(NO3)3, Ba(OH)2
3.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
Dung dịch HNO3 0,0001M có pH là:...
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Dung dịch H2SO4 0,10M có
pH = 1
pH < 1
pH > 1
H+] > 2,0M
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Dung dịch KOH 0,01M có giá trị pH là
1
2
12
13
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Một dung dịch chứa Mg2+ (0,02 mol), Na+ (0,03 mol), Cl- (0,04 mol) và ion (SO4)2- (y mol). Giá trị của y là
0,01
0,02
0,03
0,015
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Một dung dịch có [OH-] = 1,5.10-5. Môi trường của dung dịch này là
axit
bazo
trung tính
không xác định
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