写真素材の検索結果

Reaction rate demonstration

Reaction rate demonstration

Magnesium carbonate in hydrochloric acid

Magnesium carbonate in hydrochloric acid

Eggshell reacting with hydrochloric acid

Limestone and acid

Iron in hydrochloric acid

Copper sulphate reaction

Magnesium reacting with hydrochloric acid

Reaction of sodium carbonate in acid

Zinc reacting with hydrochloric acid

Calcium reacting with hydrochloric acid

Comparative reaction of marble in acid

Zinc reacting with hydrochloric acid

Zinc reacting with hydrochloric acid

Iron reacting with hydrochloric acid

Sulphur and iron in hydrochloric acid

Gold ring in acid

Copper sulphate reaction

Acid/salt reaction

Iron sulphide in hydrochloric acid

Ethanal reaction

Marble in acid demonstration

Marble in acid demonstration

Marble in acid demonstration

Zinc/acid reaction

Sulphur in hydrochloric acid

Investigating pH and neutralisation.

Iron reacting with hydrochloric acid

Reaction of magnesium carbonate in acid

Reaction of magnesium in acid

Copper in hydrochloric acid

Lead in hydrochloric acid

Rates of reaction experiment

Hydrochloric acid

Magnesium reacting with acid

Zinc reacting with sulphuric acid

Measuring reaction rate

Measuring reaction rate

Zinc granules in weak hydrochloric acid

Hydrochloric acid fumes

Copper in hydrochloric acid

Reaction of calcium in acid

Phosphorus pentachloride hydrolysis

Acyl chloride reaction with water

Positive ammonia test

Poitive ammonia test

The ammonia test

Marble in acid

Litmus test strip in hydrochloric acid

Bottle of hydrochloric acid

Litmus paper test

Limestone-acid reaction

Brass analysis

Metals in acid

Carbon dioxide bubbling through limewater

Two copper oxide reactions

Nickel II nitrate 6 water on watch glass

Copper sulphate reactions

Testing pH

Formation of ammonium chloride

Ammonium chloride formation

Copper (II) reaction

Ammonium chloride

Rates of reaction experiment

Redox reaction

Reaction rates

Displacement reaction

Lit splint test for hydrogen gas

Lit splint test for hydrogen gas

Magnesium reacting in acid

Ligand substitution

Cabbage as pH indicator

Marble in different strength acids

Detecting acid formation

Limestone reacting with acid

Organic synthesis

Lithium chloride burns with a bright crimson flame

Sodium chloride burns with a bright yellow flame

Marble reacting with an acid

Rates of reaction experiment

Rates of reaction experiment

Reaction rates

Zinc reacting with copper sulphate

Finding moles of iron in a sample

Measuring reaction rate

Hydrogen halides molecule

Pouring hydrochloric acid onto zinc nuggets in petri dish

Making hydrogen gas

Testing pH

Bottle of dilute hydrochloric acid

Bottle of dilute hydrochloric acid

Common acids and bases

Common acids and bases

Reaction of metals in hydrochloric acid

Comparison between acid reactions

Ammonia and copper sulphate reaction

Neutralisation reaction

Reagent bottle of 36% hydrochloric acid

Reagent bottle of hydrochloric acid CP

Phosphorus chloride reacting with acid

Magnesium reacting with an acid

Magnesium reacting in water

Iron and tin in sulphuric acid

Digestion experiment

Rochelle salt and hydrogen peroxide

Copper ion solutions

Reaction rates

Testing for carbon dioxide gas with limewater

Reaction rates

Reaction rates

Displacement reaction

Iron II sulfate reaction

Reactivity of magnesium

Reactivity of magnesium

Copper carbonate reaction

Universal indicator in a strong acid

Universal indicator in a weak acid

Limestone reacting with acid

Flame tests

Metal displacement reaction

Test for carbon dioxide

Metal displacement reaction

Reaction of chalk and acid

Dilute hydrochloric acid reactions

Oxidation of ethanal

Bromide reaction

Reagent bottle of 4.0M hydrochloric acid

Organic synthesis

Organic synthesis

Acid bottles

Hydrogen peroxide decomposition catalysis

Acids and alkalis

Container of the food additive E507

Clear liquid dripping into a beaker containing red liquid

Hydrogen chloride preparation

Tin in sulphuric acid

Copper (II) oxide reacting with sulphuric acid

Aluminium chloride and calcium carbonate

Displacement reaction

Displacement reaction

Digestion experiment.

Heating zinc oxide

Calcite

Positive test for carbon dioxide

Copper sulphate reaction with ammonia

Phosphorus chloride reacting with water

Displacement reaction

Methyl orange indicator

Sample of limestone

Equipment used in a titration.

Iodine clock reaction

Water softening pellets, micrograph

Reaction of limestone and acid

Displacement reaction

Sulphate ion test result

Testing pH

Bromine reaction

Water hardness

Potassium dichromate on a watch glass

Potassium dichromate and hazard pictograms

Ammonium chloride smoke

Fehling's reaction

Copper II sulphate on watch glass

Copper II sulphate with hazard pictograms

Calcium reacting with water

Hydrogen peroxide decomposition catalysis

石灰華　二股温泉

石灰華　二股温泉

Zinc granules in sulphuric acid

Magnesium reacting with acetic acid

Glowing limestone chip

Sulphuric and ethanoic acid

Cobalt II nitrate with hazard pictograms

Red litmus paper turned blue by ammonia.

Brass analysis

Calcareous sinter in stream

Nitric acid

Carbon dioxide test

Carbon dioxide test

Formation of bromine in a redox reaction.

Phenol reactions

Reaction rates

Water evaporation residues

Indicator paper in acid

Litmus paper in acid

Indicator solution in acid

Blackcurrant juice indicator

Red cabbage indicator

Litmus indicator

Universal indicator

Calcareous soil

Metal displacement reaction

ビーカー

Conservation of mass experiment

Iodine clock reaction

Precipitation reaction

Precipitation reaction

Magnesium-acid reaction

Magnesium-acid reaction