gr B wodorotlenki a zasady klucz


Grupa B

1

C

2

D

3

B

4

C

5

B

6

A

7

D

8

A

9

B

10

A

11

a-5 b-1 c-4 d-3

12

FPFF

13

Sumaryczny Mg(OH)2

14

2K+H2O2KOH+H2
K2O+H2O2KOH

15

NaOH Na(+) + OH(-)

Ca(OH)2Ca(2+)+2OH(-)

16

mNa=23u

mNaOH=40u

Na + H₂O---->NaOH + ½H₂

23g Na------40g NaOH

46g Na-------xg NaOH

x = 80g NaOH

 

Na + H₂O---->NaOH + ½H₂

23g Na------1g H₂

46g Na------xg H₂

x = 2g H₂

 

80g NaOH------200g roztworu (46g Na+156g H₂O-2g H₂)

xg NaOH--------100g roztworu

x = 40g NaOH

x = 40%

Grupa B

1

C

2

D

3

B

4

C

5

B

6

A

7

D

8

A

9

B

10

A

11

a-5 b-1 c-4 d-3

12

FPFF

13

Sumaryczny Mg(OH)2

14

2K+H2O2KOH+H2
K2O+H2O2KOH

15

NaOH Na(+) + OH(-)

Ca(OH)2Ca(2+)+2OH(-)

16

mNa=23u

mNaOH=40u

Na + H₂O---->NaOH + ½H₂

23g Na------40g NaOH

46g Na-------xg NaOH

x = 80g NaOH

 

Na + H₂O---->NaOH + ½H₂

23g Na------1g H₂

46g Na------xg H₂

x = 2g H₂

 

80g NaOH------200g roztworu (46g Na+156g H₂O-2g H₂)

xg NaOH--------100g roztworu

x = 40g NaOH

x = 40%

Grupa B

1

C

2

D

3

B

4

C

5

B

6

A

7

D

8

A

9

B

10

A

11

a-5 b-1 c-4 d-3

12

FPFF

13

Sumaryczny Mg(OH)2

14

2K+H2O2KOH+H2
K2O+H2O2KOH

15

NaOH Na(+) + OH(-)

Ca(OH)2Ca(2+)+2OH(-)

16

mNa=23u

mNaOH=40u

Na + H₂O---->NaOH + ½H₂

23g Na------40g NaOH

46g Na-------xg NaOH

x = 80g NaOH

 

Na + H₂O---->NaOH + ½H₂

23g Na------1g H₂

46g Na------xg H₂

x = 2g H₂

 

80g NaOH------200g roztworu (46g Na+156g H₂O-2g H₂)

xg NaOH--------100g roztworu

x = 40g NaOH

x = 40%

Grupa B

1

C

2

D

3

B

4

C

5

B

6

A

7

D

8

A

9

B

10

A

11

a-5 b-1 c-4 d-3

12

FPFF

13

Sumaryczny Mg(OH)2

14

2K+H2O2KOH+H2
K2O+H2O2KOH

15

NaOH Na(+) + OH(-)

Ca(OH)2Ca(2+)+2OH(-)

16

mNa=23u

mNaOH=40u

Na + H₂O---->NaOH + ½H₂

23g Na------40g NaOH

46g Na-------xg NaOH

x = 80g NaOH

 

Na + H₂O---->NaOH + ½H₂

23g Na------1g H₂

46g Na------xg H₂

x = 2g H₂

 

80g NaOH------200g roztworu (46g Na+156g H₂O-2g H₂)

xg NaOH--------100g roztworu

x = 40g NaOH

x = 40%




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