Results for “pH”
12 terms
Mobile Phase
The fluid that carries the sample through the stationary phase during chromatography.
States of Matter & Gas LawsMelting Point
The temperature at which the solid and liquid phases of a substance coexist in equilibrium at a given pressure.
Acids, Bases & SaltsMethyl Orange
An acid–base indicator that is red in acid and yellow in alkali, changing between pH 3.1 and 4.4.
Solutions & Colligative PropertiesMicelle
A spherical aggregate of surfactant molecules that forms in solution above a characteristic concentration.
Solutions & Colligative PropertiesMiscibility
The ability of two liquids to mix in all proportions to form a single homogeneous phase.
Foundations of ChemistryMixture
A physical combination of two or more substances that keep their own chemical identities and can be present in any proportion.
Organic ChemistryMarkovnikov's Rule
In the addition of a protic acid to an unsymmetrical alkene, the hydrogen attaches to the carbon already bearing more hydrogens.
Solutions & Colligative PropertiesMole Fraction
The ratio of the moles of one component to the total moles of all components in a mixture.
Stoichiometry & Chemical ReactionsMolecular Equation
A chemical equation in which all reactants and products are written as complete, undissociated formulae.
Biochemistry & Polymer ChemistryMonosaccharide
The simplest carbohydrate, which cannot be hydrolysed into smaller sugar units.
Atomic Structure & PeriodicityMetalloid
An element with properties intermediate between those of metals and non-metals, lying along the periodic table's staircase.
Nuclear & RadiochemistryModerator
A material used in a reactor to slow fast neutrons to energies at which fission is far more probable.