helpmeplease54321 helpmeplease54321

03-06-2017
Chemistry

contestada

how many moless is 4.91x10^22 molecules of H3PO4?

Respuesta :

Zaksomenumbers Zaksomenumbers

03-06-2017

1 mol = 6.023x10^23 number of molecules (Avogadro's number)

1 : 6.023x10^23
X : 4.91x10^22

(6.023x10^23)X = 4.91x10^22

X = 4.91x10^22/6.023x10^23

X = 0.082 Moles

Answer Link

Otras preguntas

Assume you're using a three button mouse to access a short cut, you would

President Andrew Jackson used the spoils system to (1) stop the westward expansion of slavery (2) strengthen the military for national defense (3) reward loyal

Which is necessary for a society to be considered a civilization? Choose all answers that are correct. A. a separation between leaders and workers B. a stable e

Factor the expression x^4 + 6x^2 - 7 completely.

Explain, in terms of protons and neutrons, why U-235 and U-238 are different isotopes of Uranium.

Imported plants and animals in Hawaii have a. caused native species to die out. b. increased the native bird species. c. improved soil fertility. d. increas

During the presidency of George Washington, disagreements between Alexander Hamilton and Thomas Jefferson over the interpretation of the Constitution contribute

Which quantity has both a magnitude and a direction? (1) energy (3) power (2) impulse (4) work

In a laboratory investigation, magnesium reacts with hydrochloric acid to produce hydrogen gas and magnesium chloride. This reaction is represented by the unbal

what were the connections between the Holy Roman Empire and the church?