Sentence examples for weight of substance from inspiring English sources

Once the charge on the electron had been measured it was also possible to calculate Avogadro's number from the relation between current passed and weight of substance deposited in electrolysis.

The Langmuir isotherm is expressed as (Langmuir 1915). 1 X / M = 1 q max + 1 q max b 1 C e, (13 where b is the constant that increases with increasing molecular size, qmax is the amount adsorbed to form a complete monolayer on the surface (mg g−1), X is the weight of substance adsorbed (mg), M is the weight of adsorbent (g), C e is the concentration remaining in solution (mg L−1).

De Vries also contributed to knowledge of the role played in plant physiology by osmosis, and in 1877 he demonstrated a relation between osmotic pressure and the molecular weight of substances in plant cells.

The molecular weight of substances in fractions is supposed to have an effect on their performance.

Normality is the number of grams of the substance of interest divided by (the equivalent weight of the substance times the amount of dissolving liquid).

Faraday, who was Davy's assistant at the time, studied electrolysis quantitatively and showed that the amount of energy needed to separate a gram of a substance from its compound is closely related to the atomic weight of the substance.

In 1900 another German chemist, Wilhelm Ostwald, in Basics of Inorganic Chemistry, gave the definition above, that when the atomic or molecular weight of a substance is expressed in grams, that mass is one mole of that substance.

The equivalent weight of a substance may vary with the type of reaction it undergoes.

Specific gravity (G) is defined as the ratio between the weight of a substance and the weight of an equal volume of water at 4 °C (39 °F).

A mole is the gram-molecular weight of a substance and, therefore, also Avogadro's number of molecules (6.02 × 1023).

For all oxidizing and reducing agents (elements or compounds) the equivalent weight is the weight of the substance that is associated with the loss or gain of 6.023 × 1023 electrons.