Kemi

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natur og teknik opgaver universet vadehavet dinosaur undervisning

natur og teknik opgaver universet vadehavet dinosaur undervisning

Chemistry stoichiometry If my chem teacher had done this, I might have actually liked chemistry

Chemistry stoichiometry If my chem teacher had done this, I might have actually liked chemistry

Chocolate molecule poster

Chocolate molecule poster

Grey and Green Happiness Molecule poster

Grey and Green Happiness Molecule poster

This will definitely be useful.

This will definitely be useful.

Floor Mop by Bona Kemi. Save 33 Off!. $15.99. For hardwood and hard surface floor. Comes with a one piece 60" telescoping handle and full 360-degree swivel head base. 4" x 15" cleaning pad attaches to base with velcro backing. Electrostatic action attracts and traps dirt and allergens when used dry or wet. Machine washable mop pad.

Floor Mop by Bona Kemi. Save 33 Off!. $15.99. For hardwood and hard surface floor. Comes with a one piece 60" telescoping handle and full 360-degree swivel head base. 4" x 15" cleaning pad attaches to base with velcro backing. Electrostatic action attracts and traps dirt and allergens when used dry or wet. Machine washable mop pad.

Also know as dehydration of sugar, this is a great no noise, indoor firework and science experiment!

Also know as dehydration of sugar, this is a great no noise, indoor firework and science experiment!

Miljøvenligt ukrudtsmiddel - hjemmelavet

Miljøvenligt ukrudtsmiddel - hjemmelavet

Pink Love Molecule Poster

Pink Love Molecule Poster

Blue and Grey Happiness Molecule Poster

Blue and Grey Happiness Molecule Poster

Microplus Mop Cover, 8" x 15" by Bona Kemi. Save 16 Off!. $12.99. BONA KEMI USA INC. Bona Kemi #WM710013170 Microplus Large Replacement Pad. Fits 8" x 15" Bona MicroPlus mop head or any other mop of the same size. Electrostatic action attracts and traps dirt and allergens when used dry or with Bona Swedish Formula hardwood and hard surface cleaners. Elastic edges secure the cover to the mop. Washable for over 300 uses.

Microplus Mop Cover, 8" x 15" by Bona Kemi. Save 16 Off!. $12.99. BONA KEMI USA INC. Bona Kemi #WM710013170 Microplus Large Replacement Pad. Fits 8" x 15" Bona MicroPlus mop head or any other mop of the same size. Electrostatic action attracts and traps dirt and allergens when used dry or with Bona Swedish Formula hardwood and hard surface cleaners. Elastic edges secure the cover to the mop. Washable for over 300 uses.

Chili molecule poster

Chili molecule poster

Grey and Pink Happiness Molecule Poster

Grey and Pink Happiness Molecule Poster

Covalent vs ionic bonds

Covalent vs ionic bonds

Kalk i toilettet kan fjernes, med eddikesyre og hvedemel. Bland eddikesyre og mel sammen så det bliver til en tyk cremet masse. Smør derefter blandingen på kalken i kummen, og lad det virke et par timer. Blandingen fjernes ved at skylle ud, brug evt. en toiletbørste.

Kalk i toilettet kan fjernes, med eddikesyre og hvedemel. Bland eddikesyre og mel sammen så det bliver til en tyk cremet masse. Smør derefter blandingen på kalken i kummen, og lad det virke et par timer. Blandingen fjernes ved at skylle ud, brug evt. en toiletbørste.

Sluk for strømmen på kontakten. Skru pærerne godt fast. Læg et stort håndklæde under lysekronen. Bland lidt sulfo og grundrens med varm vand og hænd det i en vandforstøver. Sprøjt lysekronen godt igennem. Lad fingrene

Sluk for strømmen på kontakten. Skru pærerne godt fast. Læg et stort håndklæde under lysekronen. Bland lidt sulfo og grundrens med varm vand og hænd det i en vandforstøver. Sprøjt lysekronen godt igennem. Lad fingrene

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