Looking for Trong phòng thí nghiệm, một nhóm học sinh làm thí nghiệm như sau: Bước 1: Cho 5 ml dung dịch CuSO4 vào 10 ml dung dịch NaOH. Gạn lấy kết tủa Bước 2: Chia kết tủa làm hai phần bằng nhau vào hai ống nghiệm đánh số (1), (2). Lấy 10 mL et

Grid List

Auction

Electric Coffee /Spice /Nut Grinder-220V

Owner

Barking and Dagenham
24.12.2025 123901

£ 10

Distribuie

Auction

BARBOUR CLASSIC NORTHUMBRIA WAX JACKET

Owner

Lowestoft
24.12.2025 127260

£ 110

Distribuie

Auction

Vauxhall Combo 1.5 TD 2000 Dynamic L1 H1...

Owner

Allington
24.12.2025 127023

£ 5975

Distribuie

Auction

IPad mini 4 cellular 128GB

Owner

Aberdeen
24.12.2025 118908

£ 160

Distribuie

Auction

All size NEW & USED size 13to22. Car &va...

Owner

Aberdeen
24.12.2025 127861

£ 25

Distribuie

Auction

SIEMENS A57/SAMSUNG GT-E 1230

Owner

Aberdeen
24.12.2025 125686

£ 5

Distribuie

Auction

Sony XDR-DS16IPN Speaker Dock for Apple...

Owner

Fern Down
24.12.2025 128617

£ 30

Distribuie

Auction

Teddy TY bundle

Owner

Bonnyrigg
24.12.2025 126055

£ 10

Distribuie

Auction

Toyota Prius 2015

Owner

Barking and Dagenham
24.12.2025 124612

£ 30

Distribuie

Auction

Subaru Impreza WRX STI Newage Blobeye Fo...

Owner

Barwell
24.12.2025 127645

£ 130

Distribuie

Auction

iPhone 11 - unlocked

Owner

Aberdeen
24.12.2025 125797

£ 150

Distribuie

Auction

BANK HOLIDAY WEEKEND PRICE!!! Wooden Sin...

Owner

Baguley
24.12.2025 126361

£ 100

Distribuie

Auction

Genuine Mercedes car Boot Liner

Owner

Andover
24.12.2025 126178

£ 25

Distribuie

Auction

New Velvet office chair, desk chair, van...

Owner

Barking and Dagenham
24.12.2025 120066

£ 60

Distribuie

Auction

Static Caravan For Sale Off Site Swift B...

Owner

Bromsgrove
24.12.2025 124784

£ 18995

Distribuie

Auction

Night Vision Loop Recording & 2" IPS Scr...

Owner

Baguley
24.12.2025 126586

£ 25

Distribuie

Auction

RIDEX Mens Motorbike Motorcycle - Small

Owner

Barking and Dagenham
24.12.2025 125658

£ 15

Distribuie

Auction

Rucksack

Owner

Airdrie
24.12.2025 126854

£ 15

Distribuie

Auction

2011 Citroen C4 1.6 e-HDi [110] Airdream...

Owner

Aberdeen
24.12.2025 126240

£ 1950

Distribuie

Auction

CANON GENUINE 100EG COMPACT CAMERA BAG V...

Owner

Lowestoft
24.12.2025 126945

£ 20

Distribuie

Auction

LowePro Large CAMERA BAG Full set of div...

Owner

Lowestoft
24.12.2025 128457

£ 35

Distribuie

Auction

Fiat Punto 2009, new timing belt + new c...

Owner

Aberdeen
24.12.2025 127137

£ 1895

Distribuie

Auction

Kids coat

Owner

Arnold
24.12.2025 126777

£ 5

Distribuie

Auction

2023 Nissan Townstar L1 Electric 90kW Te...

Owner

Aberdeen
24.12.2025 128393

£ 21895

Distribuie

Auction

Beko water dispenser fridge freezer

Owner

Aberdeen
24.12.2025 126258

£ 200

Distribuie

Auction

Garage/Parking/Storage: Park Lodge, Pits...

Owner

Barking and Dagenham
24.12.2025 127803

£ 50

Distribuie

Auction

SCANIA R490 EURO 6 TOPLINE 6X2 TRACTOR...

Owner

Arnold
24.12.2025 127042

£ 17950

Distribuie

Auction

Driver Elite 2,GPS DVR Radar Detector

Owner

Anstruther
24.12.2025 126955

£ 40

Distribuie

Auction

Girls sandals UK size 13 (US size 1)

Owner

Aberdeen
24.12.2025 128426

£ 3

Distribuie

Auction

Samsung Galaxy tab S9 FE 2023

Owner

Aberdeen
24.12.2025 123792

£ 15

Distribuie

Auction

Live-in/Live out house keeper wanted for...

Owner

Addlestone
24.12.2025 127491

£ 1000

Distribuie

Direct Sale

Get Onine SONY ZV-E1 at Lowest Price in...

Owner

Beckenham
24.12.2025 124539

£ 1466

Distribuie

Auction

Washing machine

Owner

Barking and Dagenham
24.12.2025 125268

£ 89

Distribuie

Auction

Garage/Parking/Storage to rent: Field En...

Owner

Barking and Dagenham
24.12.2025 126404

£ 40

Distribuie

Auction

1 bedroom flat in Frognal Lane, London,...

Owner

Barking and Dagenham
24.12.2025 123350

£ 2499

Distribuie

Auction

Scaffold boards

Owner

Fern Down
24.12.2025 126412

£ 10

Distribuie

Auction

Reduced Bugaboo Cameleon Full Travel Sys...

Owner

Baguley
24.12.2025 125995

£ 225

Distribuie

Auction

Framec 510 Slant (perfect working condit...

Owner

Harrogate
24.12.2025 125932

£ 1000

Distribuie

Auction

Yamaha tdm 900

Owner

Aberdeen
24.12.2025 128761

£ 950

Distribuie

Auction

The real best powerful spiritual Herbali...

The best powerful spiritu...

Barking
24.12.2025 127254

£ 1500

Distribuie

Auction

2011 DAF CF75.310 26T D/S WITH ATLAS 92....

Owner

Barwell
24.12.2025 127186

£ 5995

Distribuie

Auction

Brand new apple iPhone 15 pro max 256gb...

Owner

Crewe
24.12.2025 127434

£ 900

Distribuie

Auction

Girl’s black tap dance shoes size 3 uk

Owner

Barking and Dagenham
24.12.2025 126492

£ 14

Distribuie

Auction

Bath Street City Centre Office To Let 30...

Owner

Bailleston
24.12.2025 126895

£ 500

Distribuie

Auction

Beko 6kg washing machine cheap washer de...

Owner

Bare
24.12.2025 124806

£ 70

Distribuie

Auction

AMD PowerColor Red Devil RX 6900 XT 16GB...

Owner

Alcester
24.12.2025 126147

£ 475

Distribuie

Auction

BBQ Cover

Owner

Appledore
24.12.2025 128848

£ 5

Distribuie

Auction

BMW R 1250 GS ADVENTURE TE

Owner

Aberdeen
24.12.2025 127023

£ 6200

Distribuie

Auction

Sony A6500 Video digital CAMERA ALL ACCE...

Owner

Aberdeen
24.12.2025 128949

£ 2750

Distribuie

Direct Sale

Online CANON EOS R50 BODY WITH RF 18-45M...

Owner

Bristol
24.12.2025 127045

£ 698

Distribuie

Auction

Belfast Giant’s Car Matts

Owner

Aberdeen
24.12.2025 126286

£ 20

Distribuie

Auction

LG OK55 XBOOM 500 W Bluetooth Party Spea...

Owner

Barking and Dagenham
24.12.2025 125668

£ 265

Distribuie

Auction

Dj controller

Owner

Aberdeen
24.12.2025 118360

£ 120

Distribuie

Auction

Mercedes-Benz Sprinter 16 steel wheels +...

Owner

Aberdeen
24.12.2025 127310

£ 100

Distribuie

Auction

SHERWOOD AMPLIFIER

Owner

Aberdeen
24.12.2025 124689

£ 50

Distribuie

Auction

Lmc 595 vip 2019 4 berth caravan

Owner

Cam
24.12.2025 127278

£ 16000

Distribuie

Auction

ROOM TO RENT NODEPO ONLY 1 WEEK UPFRON...

Owner

Barking and Dagenham
24.12.2025 125145

£ 200

Distribuie

Auction

Alpinestars jacket

Owner

Aberdeen
24.12.2025 127104

£ 130

Distribuie

Auction

Ninja 3-in-1 food processor and blender

Owner

Barking and Dagenham
24.12.2025 124226

£ 90

Distribuie

Auction

2019 (19) SCANIA R450 (EURO 6) 6X2 TRACT...

Owner

Bare
24.12.2025 126451

£ 1

Distribuie

Auction

Electric Coffee /Spice /Nut Grinder-220V

Owner

Barking and Dagenham 24.12.2025

£10

Distribuie

Auction

BARBOUR CLASSIC NORTHUMBRIA WAX JACKET

Owner

Lowestoft 24.12.2025

£110

Distribuie

Auction

Vauxhall Combo 1.5 TD 2000 Dynamic L1 H1 Panel Van EURO 6 * ULEZ COMPLIANT * FSH

Owner

Allington 24.12.2025

£5975

Distribuie

Auction

IPad mini 4 cellular 128GB

Owner

Aberdeen 24.12.2025

£160

Distribuie

Auction

All size NEW & USED size 13to22. Car &van 4x4 tyres &tracking form £25

Owner

Aberdeen 24.12.2025

£25

Distribuie

Auction

SIEMENS A57/SAMSUNG GT-E 1230

Owner

Aberdeen 24.12.2025

£5

Distribuie

Auction

Sony XDR-DS16IPN Speaker Dock for Apple iPhone & iPod- Black

Owner

Fern Down 24.12.2025

£30

Distribuie

Auction

Teddy TY bundle

Owner

Bonnyrigg 24.12.2025

£10

Distribuie

Auction

Toyota Prius 2015

Owner

Barking and Dagenham 24.12.2025

£30

Distribuie

Auction

Subaru Impreza WRX STI Newage Blobeye Fog Light Lamp OEM O/S N/S RHD RNA1275

Owner

Barwell 24.12.2025

£130

Distribuie

Auction

iPhone 11 - unlocked

Owner

Aberdeen 24.12.2025

£150

Distribuie

Auction

BANK HOLIDAY WEEKEND PRICE!!! Wooden Single Swing Set

Owner

Baguley 24.12.2025

£100

Distribuie

Auction

Genuine Mercedes car Boot Liner

Owner

Andover 24.12.2025

£25

Distribuie

Auction

New Velvet office chair, desk chair, vanity chair

Owner

Barking and Dagenham 24.12.2025

£60

Distribuie

Auction

Static Caravan For Sale Off Site Swift Bordeaux 40x12, 3 Bedroom

Owner

Bromsgrove 24.12.2025

£18995

Distribuie

Auction

Night Vision Loop Recording & 2" IPS Screen 1080P 3 Camera

Owner

Baguley 24.12.2025

£25

Distribuie

Auction

RIDEX Mens Motorbike Motorcycle - Small

Owner

Barking and Dagenham 24.12.2025

£15

Distribuie

Auction

Rucksack

Owner

Airdrie 24.12.2025

£15

Distribuie

Auction

2011 Citroen C4 1.6 e-HDi [110] Airdream VTR+ 5dr EGS6 HATCHBACK Diesel Automati

Owner

Aberdeen 24.12.2025

£1950

Distribuie

Auction

CANON GENUINE 100EG COMPACT CAMERA BAG V.G.C BARGAIN AT ONLY

Owner

Lowestoft 24.12.2025

£20

Distribuie

Auction

LowePro Large CAMERA BAG Full set of dividers cost new £140.00. REDUCED PRICE FROM £45 to

Owner

Lowestoft 24.12.2025

£35

Distribuie

Auction

Fiat Punto 2009, new timing belt + new clutch, android auto 86k miles

Owner

Aberdeen 24.12.2025

£1895

Distribuie

Auction

Kids coat

Owner

Arnold 24.12.2025

£5

Distribuie

Auction

2023 Nissan Townstar L1 Electric 90kW Tekna Van Auto 45kWh Van Electric Automati

Owner

Aberdeen 24.12.2025

£21895

Distribuie

Auction

Beko water dispenser fridge freezer

Owner

Aberdeen 24.12.2025

£200

Distribuie

Auction

Garage/Parking/Storage: Park Lodge, Pitshanger Lane Ealing W5 1RW - NEW ROOFS

Owner

Barking and Dagenham 24.12.2025

£50

Distribuie

Auction

SCANIA R490 EURO 6 TOPLINE 6X2 TRACTOR UNIT

Owner

Arnold 24.12.2025

£17950

Distribuie

Auction

Driver Elite 2,GPS DVR Radar Detector

Owner

Anstruther 24.12.2025

£40

Distribuie

Auction

Girls sandals UK size 13 (US size 1)

Owner

Aberdeen 24.12.2025

£3

Distribuie

Auction

Samsung Galaxy tab S9 FE 2023

Owner

Aberdeen 24.12.2025

£15

Distribuie

Auction

Live-in/Live out house keeper wanted for eldery couple in Cobham Surrey

Owner

Addlestone 24.12.2025

£1000

Distribuie

Direct Sale

Get Onine SONY ZV-E1 at Lowest Price in UK

Owner

Beckenham 24.12.2025

£1466

Distribuie

Auction

Washing machine

Owner

Barking and Dagenham 24.12.2025

£89

Distribuie

Auction

Garage/Parking/Storage to rent: Field End Road (r/o 117) Eastcote Pinner, HA5 1QH

Owner

Barking and Dagenham 24.12.2025

£40

Distribuie

Auction

1 bedroom flat in Frognal Lane, London, NW3 (1 bed) (#1946125)

Owner

Barking and Dagenham 24.12.2025

£2499

Distribuie

Auction

Scaffold boards

Owner

Fern Down 24.12.2025

£10

Distribuie

Auction

Reduced Bugaboo Cameleon Full Travel System with accessories

Owner

Baguley 24.12.2025

£225

Distribuie

Auction

Framec 510 Slant (perfect working condition)

Owner

Harrogate 24.12.2025

£1000

Distribuie

Auction

Yamaha tdm 900

Owner

Aberdeen 24.12.2025

£950

Distribuie

Auction

The real best powerful spiritual Herbalist in Nigeria

The best powerful spiritu...

Barking 24.12.2025

£1500

Distribuie

Auction

2011 DAF CF75.310 26T D/S WITH ATLAS 92.2 CRANE

Owner

Barwell 24.12.2025

£5995

Distribuie

Auction

Brand new apple iPhone 15 pro max 256gb black unlocked.

Owner

Crewe 24.12.2025

£900

Distribuie

Auction

Girl’s black tap dance shoes size 3 uk

Owner

Barking and Dagenham 24.12.2025

£14

Distribuie

Auction

Bath Street City Centre Office To Let 300 sq ft

Owner

Bailleston 24.12.2025

£500

Distribuie

Auction

Beko 6kg washing machine cheap washer delivery available

Owner

Bare 24.12.2025

£70

Distribuie

Auction

AMD PowerColor Red Devil RX 6900 XT 16GB 4K Gaming Graphics Card

Owner

Alcester 24.12.2025

£475

Distribuie

Auction

BBQ Cover

Owner

Appledore 24.12.2025

£5

Distribuie

Auction

BMW R 1250 GS ADVENTURE TE

Owner

Aberdeen 24.12.2025

£6200

Distribuie

Auction

Sony A6500 Video digital CAMERA ALL ACCESSORIES EVERYTHING NEW PAID 5K

Owner

Aberdeen 24.12.2025

£2750

Distribuie

Direct Sale

Online CANON EOS R50 BODY WITH RF 18-45MM LENS in UK

Owner

Bristol 24.12.2025

£698

Distribuie

Auction

Belfast Giant’s Car Matts

Owner

Aberdeen 24.12.2025

£20

Distribuie

Auction

LG OK55 XBOOM 500 W Bluetooth Party Speaker wireless Karaoke excellent condition

Owner

Barking and Dagenham 24.12.2025

£265

Distribuie

Auction

Dj controller

Owner

Aberdeen 24.12.2025

£120

Distribuie

Auction

Mercedes-Benz Sprinter 16 steel wheels + 2 x tyres 205 75 16 C

Owner

Aberdeen 24.12.2025

£100

Distribuie

Auction

SHERWOOD AMPLIFIER

Owner

Aberdeen 24.12.2025

£50

Distribuie

Auction

Lmc 595 vip 2019 4 berth caravan

Owner

Cam 24.12.2025

£16000

Distribuie

Auction

ROOM TO RENT NODEPO ONLY 1 WEEK UPFRONT RENT REQUIRED.

Owner

Barking and Dagenham 24.12.2025

£200

Distribuie

Auction

Alpinestars jacket

Owner

Aberdeen 24.12.2025

£130

Distribuie

Auction

Ninja 3-in-1 food processor and blender

Owner

Barking and Dagenham 24.12.2025

£90

Distribuie

Auction

2019 (19) SCANIA R450 (EURO 6) 6X2 TRACTOR UNIT

Owner

Bare 24.12.2025

£1

Distribuie

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Electric Coffee /Spice /Nut Grinder-220V

£10 Distribuie Salveaza

BARBOUR CLASSIC NORTHUMBRIA WAX JACKET

£110 Distribuie Salveaza

Vauxhall Combo 1.5 TD 2000 Dynamic L1 H1 Panel Van EURO 6 * ULEZ COMPLIANT * FSH

£5975 Distribuie Salveaza

IPad mini 4 cellular 128GB

£160 Distribuie Salveaza

All size NEW & USED size 13to22. Car &van 4x4 tyres &tracking form £25

£25 Distribuie Salveaza

SIEMENS A57/SAMSUNG GT-E 1230

£5 Distribuie Salveaza

Sony XDR-DS16IPN Speaker Dock for Apple iPhone & iPod- Black

£30 Distribuie Salveaza

Teddy TY bundle

£10 Distribuie Salveaza

Toyota Prius 2015

£30 Distribuie Salveaza

Subaru Impreza WRX STI Newage Blobeye Fog Light Lamp OEM O/S N/S RHD RNA1275

£130 Distribuie Salveaza

iPhone 11 - unlocked

£150 Distribuie Salveaza

BANK HOLIDAY WEEKEND PRICE!!! Wooden Single Swing Set

£100 Distribuie Salveaza

Genuine Mercedes car Boot Liner

£25 Distribuie Salveaza

New Velvet office chair, desk chair, vanity chair

£60 Distribuie Salveaza

Static Caravan For Sale Off Site Swift Bordeaux 40x12, 3 Bedroom

£18995 Distribuie Salveaza

Night Vision Loop Recording & 2" IPS Screen 1080P 3 Camera

£25 Distribuie Salveaza

RIDEX Mens Motorbike Motorcycle - Small

£15 Distribuie Salveaza

Rucksack

£15 Distribuie Salveaza

2011 Citroen C4 1.6 e-HDi [110] Airdream VTR+ 5dr EGS6 HATCHBACK Diesel Automati

£1950 Distribuie Salveaza

CANON GENUINE 100EG COMPACT CAMERA BAG V.G.C BARGAIN AT ONLY

£20 Distribuie Salveaza

LowePro Large CAMERA BAG Full set of dividers cost new £140.00. REDUCED PRICE FROM £45 to

£35 Distribuie Salveaza

Fiat Punto 2009, new timing belt + new clutch, android auto 86k miles

£1895 Distribuie Salveaza

Kids coat

£5 Distribuie Salveaza

2023 Nissan Townstar L1 Electric 90kW Tekna Van Auto 45kWh Van Electric Automati

£21895 Distribuie Salveaza

Beko water dispenser fridge freezer

£200 Distribuie Salveaza

Garage/Parking/Storage: Park Lodge, Pitshanger Lane Ealing W5 1RW - NEW ROOFS

£50 Distribuie Salveaza

SCANIA R490 *EURO 6* TOPLINE 6X2 TRACTOR UNIT

£17950 Distribuie Salveaza

Driver Elite 2,GPS DVR Radar Detector

£40 Distribuie Salveaza

Girls sandals UK size 13 (US size 1)

£3 Distribuie Salveaza

Samsung Galaxy tab S9 FE 2023

£15 Distribuie Salveaza

Live-in/Live out house keeper wanted for eldery couple in Cobham Surrey

£1000 Distribuie Salveaza

Get Onine SONY ZV-E1 at Lowest Price in UK

£1466 Distribuie Salveaza

Washing machine

£89 Distribuie Salveaza

Garage/Parking/Storage to rent: Field End Road (r/o 117) Eastcote Pinner, HA5 1QH

£40 Distribuie Salveaza

1 bedroom flat in Frognal Lane, London, NW3 (1 bed) (#1946125)

£2499 Distribuie Salveaza

Scaffold boards

£10 Distribuie Salveaza

Reduced Bugaboo Cameleon Full Travel System with accessories

£225 Distribuie Salveaza

Framec 510 Slant (perfect working condition)

£1000 Distribuie Salveaza

Yamaha tdm 900

£950 Distribuie Salveaza

The real best powerful spiritual Herbalist in Nigeria

£1500 Distribuie Salveaza

£10

Distribuie

£110

Distribuie

£5975

Distribuie

£160

Distribuie

£25

Distribuie

£5

Distribuie

£30

Distribuie

£10

Distribuie

£30

Distribuie

£130

Distribuie

£150

Distribuie

£100

Distribuie

£25

Distribuie

£60

Distribuie

£18995

Distribuie

£25

Distribuie

£15

Distribuie

£15

Distribuie

£1950

Distribuie

£20

Distribuie

£35

Distribuie

£1895

Distribuie

£5

Distribuie

£21895

Distribuie

£200

Distribuie

£50

Distribuie

SCANIA R490 EURO 6 TOPLINE 6X2 TRACTOR UNIT

£17950

Distribuie

£40

Distribuie

£3

Distribuie

£15

Distribuie

£1000

Distribuie

£1466

Distribuie

£89

Distribuie

£40

Distribuie

£2499

Distribuie

£10

Distribuie

£225

Distribuie

£1000

Distribuie

£950

Distribuie

£1500

Distribuie

£5995

Distribuie

£900

Distribuie

£14

Distribuie

£500

Distribuie

£70

Distribuie