Looking for Cho 4 gam hỗn hợp Al và kim loại R vào dung dịch gồm HCl 0,3M và H2SO4 0,1M. Sau khi phản ứng xảy ra hoàn toàn, thu được dung dịch E, 2,24 lít khí H2 (đktc) và còn lại 0,68 gam kim loại dư. Cô cạn E, thu được m gam muối khan. Giá trị của m là?

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ZappAds Sale

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Aberdeen
28.01.2026 133499

£ 12

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ZappAds Sale

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Aberdeen
28.01.2026 133045

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ZappAds Sale

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Aberdeen
28.01.2026 134488

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ZappAds Sale

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Aberdeen
28.01.2026 133584

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ZappAds Sale

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Aberdeen
28.01.2026 133230

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ZappAds Sale

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Aberdeen
28.01.2026 133012

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ZappAds Sale

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Aberdeen
28.01.2026 134082

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ZappAds Sale

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Aberdeen
28.01.2026 133581

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ZappAds Sale

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Aberdeen
28.01.2026 133160

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ZappAds Sale

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Aberdeen
28.01.2026 133120

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ZappAds Sale

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Aberdeen
28.01.2026 133666

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ZappAds Sale

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Aberdeen
28.01.2026 133519

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ZappAds Sale

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Aberdeen
28.01.2026 132266

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Aberdeen
28.01.2026 133249

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ZappAds Sale

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Aberdeen
28.01.2026 134208

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Aberdeen
28.01.2026 133948

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ZappAds Sale

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Aberdeen
28.01.2026 132491

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Aberdeen
28.01.2026 133134

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Aberdeen
28.01.2026 134373

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Aberdeen
28.01.2026 133347

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Aberdeen
28.01.2026 132698

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ZappAds Sale

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Aberdeen
28.01.2026 134218

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Aberdeen
28.01.2026 132139

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Aberdeen
28.01.2026 133722

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ZappAds Sale

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Aberdeen
28.01.2026 133601

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ZappAds Sale

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Aberdeen
28.01.2026 134547

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ZappAds Sale

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Aberdeen
28.01.2026 134030

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ZappAds Sale

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Aberdeen
28.01.2026 132578

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ZappAds Sale

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Aberdeen
28.01.2026 131825

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ZappAds Sale

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Aberdeen
28.01.2026 133233

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ZappAds Sale

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Aberdeen
28.01.2026 133276

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ZappAds Sale

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Aberdeen
28.01.2026 132837

£ 12

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Communion suit

Owner

Aberdeen
28.01.2026 131303

£ 30

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Ifor Williams CT115 2 Wheel Car Transpor...

Owner

Arnold
28.01.2026 128207

£ 1375

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2x APart speakers

Owner

Bailleston
28.01.2026 128713

£ 40

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Scottish Spruce (including fence slats)

Owner

Bailleston
28.01.2026 130860

£ 2

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Door oak veneered ( brand LPD) new 78” X...

Owner

Brislington
28.01.2026 127678

£ 45

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Garage for retn in ACton / Chiswick

Owner

Barking and Dagenham
28.01.2026 128858

£ 65

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REZAP BATTERY DOCTOR 5 in 1 recharger of...

Owner

Barking and Dagenham
28.01.2026 130673

£ 19

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1977 Honda CB400 Four Classic Japanese B...

Owner

Belper
28.01.2026 131215

£ 6999

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To Rent Bronze Studio, Shoreditch, Londo...

Owner

Addlestone
28.01.2026 129914

£ 440

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Wide Double Fronted Shop for rent

Owner

Allington
28.01.2026 127999

£ 1100

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Lenovo ideapad slim laptop

Owner

Bromsgrove
28.01.2026 127773

£ 70

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Heron Sailing Dinghy

Owner

Aberdeen
28.01.2026 128696

£ 1195

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IG6 ~ Lock up garage to let, Inglewood C...

Owner

Barking and Dagenham
28.01.2026 128842

£ 35

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Corsair Gaming Bundle - Mouse, Keyboard...

Owner

Anstruther
28.01.2026 129760

£ 40

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2011 LEGRAS 130 CUBIC YARD WALKING FLOOR...

Owner

Belper
28.01.2026 130352

£ 9800

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Country pub to rent - £495 +VAT per week...

Owner

Bath
28.01.2026 129747

£ 495

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NEW TYRE ON WHEEL 145R 23 74 POST OR COL...

Owner

Addlestone
28.01.2026 127314

£ 6

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2014 Lexus CT 200h 1.8 SE 5dr CVT Auto H...

Owner

Barking and Dagenham
28.01.2026 127640

£ 8995

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LS2 HELMETS X2

Owner

Aberdeen
28.01.2026 130536

£ 40

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VOLVO FM 450 GLOBETROTTER EURO 6 ADR S...

Owner

Arnold
28.01.2026 129874

£ 19950

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Open storage yard due for completion whe...

Owner

Allington
28.01.2026 131683

£ 2000

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•Reclaimed Oak• Whiskey Barrels - Half /...

Owner

Crewe
28.01.2026 126946

£ 30

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Garden ornament/door stop

Owner

Leith
28.01.2026 130071

£ 20

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VTech Toot-Toot Drivers 3-in-1 Raceway

Owner

Leith
28.01.2026 130102

£ 10

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10 Pittodire Street/Student Roots Sublet

Owner

Aberdeen
28.01.2026 129288

£ 230

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3 bed holiday home

Owner

Fern Down
28.01.2026 129362

£ 200

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JBL gto936e speaker

Owner

Brislington
28.01.2026 130844

£ 60

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CAR RAMPS

Owner

Nairn
28.01.2026 132021

£ 20

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Auction

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

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Aberdeen 28.01.2026

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

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Aberdeen 28.01.2026

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Aberdeen 28.01.2026

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Aberdeen 28.01.2026

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Aberdeen 28.01.2026

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Aberdeen 28.01.2026

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Aberdeen 28.01.2026

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

£12

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Aberdeen 28.01.2026

£12

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dsadsa

Testing

Aberdeen 28.01.2026

£12

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Communion suit

Owner

Aberdeen 28.01.2026

£30

Distribuie

Auction

Ifor Williams CT115 2 Wheel Car Transporter Trailer

Owner

Arnold 28.01.2026

£1375

Distribuie

Auction

2x APart speakers

Owner

Bailleston 28.01.2026

£40

Distribuie

Auction

Scottish Spruce (including fence slats)

Owner

Bailleston 28.01.2026

£2

Distribuie

Auction

Door oak veneered ( brand LPD) new 78” X 30”

Owner

Brislington 28.01.2026

£45

Distribuie

Auction

Garage for retn in ACton / Chiswick

Owner

Barking and Dagenham 28.01.2026

£65

Distribuie

Auction

REZAP BATTERY DOCTOR 5 in 1 recharger of normal batteries central London bargain

Owner

Barking and Dagenham 28.01.2026

£19

Distribuie

Auction

1977 Honda CB400 Four Classic Japanese Bike For Sale In Sheffield

Owner

Belper 28.01.2026

£6999

Distribuie

Auction

To Rent Bronze Studio, Shoreditch, London N1

Owner

Addlestone 28.01.2026

£440

Distribuie

Auction

Wide Double Fronted Shop for rent

Owner

Allington 28.01.2026

£1100

Distribuie

Auction

Lenovo ideapad slim laptop

Owner

Bromsgrove 28.01.2026

£70

Distribuie

Auction

Heron Sailing Dinghy

Owner

Aberdeen 28.01.2026

£1195

Distribuie

Auction

IG6 ~ Lock up garage to let, Inglewood Cl, Hainault, Barkingside, Ilford IG6 3EW ~ Wanted Location!

Owner

Barking and Dagenham 28.01.2026

£35

Distribuie

Auction

Corsair Gaming Bundle - Mouse, Keyboard & Mouse Mat

Owner

Anstruther 28.01.2026

£40

Distribuie

Auction

2011 LEGRAS 130 CUBIC YARD WALKING FLOOR TRAILER

Owner

Belper 28.01.2026

£9800

Distribuie

Auction

Country pub to rent - £495 +VAT per week - Tatworth - Free of tie - Direct from landlord - No fee

Owner

Bath 28.01.2026

£495

Distribuie

Auction

NEW TYRE ON WHEEL 145R 23 74 POST OR COLLECT SURREY

Owner

Addlestone 28.01.2026

£6

Distribuie

Auction

2014 Lexus CT 200h 1.8 SE 5dr CVT Auto HATCHBACK Petrol/Electric Hybrid Automati

Owner

Barking and Dagenham 28.01.2026

£8995

Distribuie

Auction

LS2 HELMETS X2

Owner

Aberdeen 28.01.2026

£40

Distribuie

Auction

VOLVO FM 450 GLOBETROTTER EURO 6 ADR SPEC 6X2 TRACTOR UNIT

Owner

Arnold 28.01.2026

£19950

Distribuie

Auction

Open storage yard due for completion when tenant is secured

Owner

Allington 28.01.2026

£2000

Distribuie

Auction

•Reclaimed Oak• Whiskey Barrels - Half / Full

Owner

Crewe 28.01.2026

£30

Distribuie

Auction

Garden ornament/door stop

Owner

Leith 28.01.2026

£20

Distribuie

Auction

VTech Toot-Toot Drivers 3-in-1 Raceway

Owner

Leith 28.01.2026

£10

Distribuie

Auction

10 Pittodire Street/Student Roots Sublet

Owner

Aberdeen 28.01.2026

£230

Distribuie

Auction

3 bed holiday home

Owner

Fern Down 28.01.2026

£200

Distribuie

Auction

JBL gto936e speaker

Owner

Brislington 28.01.2026

£60

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Auction

CAR RAMPS

Owner

Nairn 28.01.2026

£20

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Communion suit

£30 Distribuie Salveaza

Ifor Williams CT115 2 Wheel Car Transporter Trailer

£1375 Distribuie Salveaza

2x APart speakers

£40 Distribuie Salveaza

Scottish Spruce (including fence slats)

£2 Distribuie Salveaza

Door oak veneered ( brand LPD) new 78” X 30”

£45 Distribuie Salveaza

Garage for retn in ACton / Chiswick

£65 Distribuie Salveaza

REZAP BATTERY DOCTOR 5 in 1 recharger of normal batteries central London bargain

£19 Distribuie Salveaza

1977 Honda CB400 Four Classic Japanese Bike For Sale In Sheffield

£6999 Distribuie Salveaza

£12

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£6999

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£440

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£1100

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£70

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£1195

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£35

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