masa

masa

Mass is a measure of the tendency of an object to resist acceleration. It's harder to roll a tractor trailer than a roller skate; the tractor trailer has a far greater mass.

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molarna masa

كيمياء; كيمياء عامة

The mass of one mole of a material. For example, the molar mass of H2O is 18.015 g (obtained by adding twice the molar mass of hydrogen to the molar mass of oxygen).

molekularna masa

كيمياء; كيمياء عامة

The combined mass (as given on the periodic table) of all the elements in a compound.

isparljiv

كيمياء; كيمياء عامة

A solid or liquid material that easily vaporizes. A material with a significant vapor pressure .

abraziv

كيمياء; كيمياء عامة

A very hard, brittle, heat-resistant substance that is used to grind the edges or rough surfaces of an object. boron carbide, diamond, and corundum are abrasives.

diastereoizomer, diastereomer

كيمياء; كيمياء عامة

Stereoisomers which are not mirror images of each other. Diastereomers are chemically similar but distinguishable; they have different melting points and boiling points and they ...

medicinska hemija

كيمياء; كيمياء عامة

A branch of chemistry concerned with the discovery, design, synthesis , and investigation of biologically active compounds and reactions that these compounds undergo in living ...

slab elektrolit

كيمياء; كيمياء عامة

A weak electrolyte is a solute that incompletely dissociates into ions in solution. For example, acetic acid partially dissociates into acetate ions and hydrogen ions, so that ...