Essays Tagged: "Avogadro constant"

Amedeo Avogadro.

Amedeo Avogadro was born on 9th August 1776 in Turin, Italy. He graduated to become a lawyer but later he b ... ers regarding masses and densities of gases and formulated the hypothesis which is now knows as the Avogadro Law.In 1811 Avogadro published an article showing the difference between a molecule and an ... m. Other scientist like Dalton had got confused and believed that a molecule and atom are the same. Avogadro clarified that two atoms of gases like hydrogen and oxygen formed one molecule of each gas. ...

(2 pages) 23 0 3.0 Oct/2005

Subjects: Science Essays > Chemistry

Amedeo Avogadro.

Amedeo Avogadro was born on 9th August 1776 in Turin, Italy. He graduated to become a lawyer but later he b ... ers regarding masses and densities of gases and formulated the hypothesis which is now knows as the Avogadro Law.In 1811 Avogadro published an article showing the difference between a molecule and an ... m. Other scientist like Dalton had got confused and believed that a molecule and atom are the same. Avogadro clarified that two atoms of gases like hydrogen and oxygen formed one molecule of each gas. ...

(2 pages) 14 0 1.0 Nov/2005

Subjects: Science Essays > Chemistry

Moles Of Iron And Copper Formal Lab

ver changes though. Every mole has a mass of 6.02 times 10^23. That is the theory of the mole. (www.avogadro.co.uk/chemist.htm)(www.chemistry.org) Evaluation: At the end of the experiment, my lab part ...

(3 pages) 13 1 4.6 Jan/2002

Subjects: Science Essays > Chemistry

Avogadro

Today, we describe Avogadro's number as 6.02 x 10^23. It was not always taken for granted that this number was valid. I ... gadro proposed his hypothesis at a time when there was no data on the amount of particles in a mole.Avogadro's constant (Na) was estimated early by the number of molecules in a given volume as well on ... in a given volume as well on molecular diameter by Loschmidt. The first experiment designed to test Avogadro's hypothesis was conducted by Robert Brown in 1827. This experiment generated an approximat ...

(1 pages) 862 0 0.0 Feb/2008

Subjects: Science Essays > Chemistry

Ragweed

tor. Mass spec is now the most accurate method for determining relative atomic and molecular masses.Avogadro, Amedo -- (Italian chemist) 13-15. Famous for his well-known postulate known as Avogadro's ... s work by several different chemists. His work was rewarded by the naming of an important constant, Avogadro's number, N0 = 6.022137 x 1023 Balmer, Johann Jakob -- (German chemist) 534. Discovered in ...

(26 pages) 24 0 0.0 Feb/2008

Subjects: Science Essays > Chemistry

Scientenstences

tor. Mass spec is now the most accurate method for determining relative atomic and molecular masses.Avogadro, Amedo -- (Italian chemist) 13-15. Famous for his well-known postulate known as Avogadro's ... s work by several different chemists. His work was rewarded by the naming of an important constant, Avogadro's number, N0 = 6.022137 x 1023 Balmer, Johann Jakob -- (German chemist) 534. Discovered in ...

(26 pages) 56 0 5.0 Feb/2008

Subjects: Science Essays > Chemistry

Avagadro's Number

Avogadro's NumberIntroduction:Avogadro's number, is the number of "elementary entities" (usually ato ... e are atoms. It is abbreviated "mol," and the number of entities in a mole of substance is given by Avogadro's number. The accepted numerical value of Avogadro's number is 6.02214199 x 1023, although ... is 6.02214199 x 1023, although generally when in use it is rounded to two or three decimal places. Avogadro's number is used extensively to calculate various volumes, masses, and numbers of particles ...

(5 pages) 28 1 4.7 May/2009

Subjects: Science Essays > Chemistry

Lab Report

oms in 0.012 kg of carbon-12." The reason scientists use this number is because it's referred to as Avogadro's number and is equal to 6.022137 x 1023. He was an Italian physicist who is credited to fi ...

(6 pages) 2 0 0.0 Jun/2014

Subjects: Science Essays > Chemistry