geometrijski izomer

For each positive integer n, and for each real number r, ''r'' ¹ 0, the sequence with the first term a, and nth term a. is a geometric sequence if and only if a. = ''a1r^n-1.''

geometrijski red

수학; 대수학

The indicated sum of the terms of a geometric sequence.

isparljiv

화학; 일반 화학

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

abraziv

화학; 일반 화학

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

화학; 일반 화학

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

화학; 일반 화학

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

화학; 일반 화학

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 ...