jadeOn2aWe5asetti jadeOn2aWe5asetti
  • 02-11-2016
  • Chemistry
contestada

A 75.0g sample of liquid contains 17.5% by mass of H3PO4 (molar mass = 98.0g/mol). If

Respuesta :

Аноним Аноним
  • 14-11-2016
assuming no other acid is in the H3PO4 mix, then 
a) the equation 
2H3PO4 + 3Ba(OH)2>>3H2O+Ba3(PO3)2 

titration equation: 
nb*Ma*Va=na*Mb*Vb 
nb*molesacid=na*molesbase 
3*75*.175/98=2*Molaritybase*.215 
0.927 mol/L
Answer Link

Otras preguntas

Which of the following best states Mallon’s purpose in writing this letter?
What is the mass of 5.50 moles of magnesium chloride, MgCl2?
In the circle below, F is the center, GI is a diameter, and m
In the world around you, if you wanted to create some instruments from items you have around the house or in your neighborhood, how would you make them? Describ
Before the Industrial Revolution, a light-colored variety of peppered moth was well camouflaged among light-colored lichens that grew on the bark of trees aroun
What are the two major sources of water vapour in the water cycle​
One of the disadvantages of issuing stock is that
2/27 in simplest form
By 1942 the United States was involved in Total War, which answer below was NOT a part of the War effort? Rationing Food, Factories Producing War Materials, Man
3. an observer is at the midpoint between two coherent in-phase sources of sound of frequency 780 hz. what is the minimum distance the observer must move toward