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Common acids and bases

Common acids and bases

Cabbage as pH indicator

Positive ammonia test

Poitive ammonia test

The ammonia test

Bottle of dilute hydrochloric acid

Bottle of dilute hydrochloric acid

Copper sulphate reaction

Bottle of hydrochloric acid

Testing pH

Limestone reacting with acid

Limestone and acid

Litmus test strip in hydrochloric acid

Lit splint test for hydrogen gas

Lit splint test for hydrogen gas

Organic synthesis

Formation of ammonium chloride

Investigating pH and neutralisation.

Litmus paper test

Acid bottles

Detecting acid formation

Container of the food additive E507

Zinc/acid reaction

Copper sulphate reaction

Reagent bottle of 36% hydrochloric acid

Reagent bottle of hydrochloric acid CP

Eggshell reacting with hydrochloric acid

Ethanal reaction

Ammonium chloride

Sulphur and iron in hydrochloric acid

Acid/salt reaction

Leopold Gmelin

Copper sulphate reactions

Iron in hydrochloric acid

Sulphur in hydrochloric acid

Copper in hydrochloric acid

Lead in hydrochloric acid

Iron sulphide in hydrochloric acid

Testing pH

Hydrogen halides molecule

Hydrochloric acid

Reagent bottle of 4.0M hydrochloric acid

Comparative reaction of marble in acid

Ranitidine peptic ulcer disease drug, molecular model

Digital pH meter

Zinc granules in weak hydrochloric acid

Copper in hydrochloric acid

Iron reacting with hydrochloric acid

Magnesium reacting with acid

Phosphorus pentachloride hydrolysis

Pouring hydrochloric acid onto zinc nuggets in petri dish

Gold ring in acid

Household ammonia with hazard pictogram.

Lump of sulphur

Surface of pyloric stomach, mucous coat

Two copper oxide reactions

Acids and alkalis

Ranitidine peptic ulcer disease drug, molecular model

Ranitidine peptic ulcer disease drug, molecular model

Ranitidine peptic ulcer disease drug, molecular model

Ammonium chloride formation

Making hydrogen gas

Metals in acid

Magnesium carbonate in hydrochloric acid

Magnesium carbonate in hydrochloric acid

Zinc reacting with hydrochloric acid

Zinc reacting with hydrochloric acid

Zinc reacting with hydrochloric acid

Iron reacting with hydrochloric acid

Magnesium reacting with hydrochloric acid

Calcium reacting with hydrochloric acid

Ligand substitution

Rates of reaction experiment

Phosphorus chloride reacting with acid

Lithium chloride burns with a bright crimson flame

Sodium chloride burns with a bright yellow flame

Ammonium hydroxide in bottle

Reaction rate demonstration

Hydrochloric acid fumes

Reaction rate demonstration

Universal indicator scale

Universal indicator scale

Strong alkalis in laboratory bottles

Sulphuric acid added to water

Reaction of metals in hydrochloric acid

pH in sodium bicarbonate solution

pH in sodium bicarbonate solution

Digestion experiment.

Chemical rail tank car

Laboratory pH meter

Universal indicator papers

Universal indicator papers

Litmus strip in household cleaning liquid turning green

Universal indicator paper

Universal indicator paper

Testing pH of soils

Hydrogen chloride preparation

Reactivity of magnesium

Reactivity of magnesium

Iron and tin in sulphuric acid

Equipment used in a titration.

Copper ion solutions

Sulphuric and ethanoic acid

Magnesium reacting in acid

Rates of reaction experiment

Testing for carbon dioxide gas with limewater

Cabbage as pH indicator

Sulphuric acid

Reagent bottle of 2M sulfuric acid

Bottle of 1M sulphuric acid

Reagent bottle of sulfuric acid

pH indicators, artwork

pH scale, artwork

Soil pH meter

Stomach lining, SEM

Stomach lining, SEM

Acidic and alkaline chromate solutions

Red cabbage pH indicator

Red cabbage pH indicator

Container of the food additive E513

Brass analysis

Nickel II nitrate 6 water on watch glass

Zinc reacting with copper sulphate

Flame tests

Copper (II) reaction

Organic synthesis

Organic synthesis

Rates of reaction experiment

Rates of reaction experiment

Bottle of sulphuric acid

Ethyl chloride molecule

Comparison between acid reactions

Sugar changed to black carbon

Acid and alkali indicators

Methyl orange indicator

Litmus paper

Testing pH

Phenylamine reactions

Red cabbage pH indicator

Red cabbage pH indicator

Plant acid-base indicator

Spectral charts, 19th century

Universal indicator

Dark blue copper-ammonia complex

Acyl chloride reaction with water

Methyl orange indicator

Universal indicator

Soil pH meter

Dilute hydrochloric acid reactions

Reaction rates

Brass analysis

Universal indicator colour range

Copper (II) oxide reacting with sulphuric acid

Universal indicator colour range

Phenolphthalein acid-base indicator

Ethyl chloride molecule

Measuring reaction rate

Measuring reaction rate

Neutralisation reaction

Displacement reaction

Household alkalis

Household alkalis

Household alkalis

Testing pH

Litmus solution added to acid

Digestion experiment

Marble in different strength acids

Litmus paper

Acid-base titration

Acid-base titration

Acid-base titration

Hairy cell leukaemia, light micrograph

Glandular stomach of a chicken, light micrograph

Acid-base indicators

Acids react with alkalis producing a salt

Phenolphthalein at pH9.3

Methyl orange in alkali

Methyl orange in alkali

Block of sodium metal

Ammonium chloride smoke

pH meter in orange juice

Bromine reaction

Tin in sulphuric acid

Neutralisation titration

Phenolphthalein indicator

Bromothymol blue indicator

Red cabbage indicator

Litmus indicator

Universal indicator

Redox reaction

Colour range of Universal Indicator

Phenolphthalein in a reagent bottle

Phenolphthalein a single indicator

Methyl orange

Methyl orange in acid

Methyl orange in acid

Hairy cell leukaemia, light micrograph

Hairy cell leukaemia, light micrograph

Organic synthesis