Seudónimo Seudónimo
  • 01-06-2015
  • Chemistry
contestada


What is the gram-formula mass of (NH4)3PO4?(1) 112g/mol (2) 121g/mol (3) 149g/mol (4) 242g/mol

Respuesta :

lulu1991
lulu1991 lulu1991
  • 01-06-2015
The gram-formula mass means that the mass of one mole molecule. Then you just need to calculate the elements together. So the gram-formula mass of (NH4)3PO4 is equals to (14+4)*3+31+16*4= 149g/mol. So the answer is (3).
Answer Link

Otras preguntas

The author starts the passage with this one-word sentence: "Warning!" Why did the author most likely start the passage this way? to exclaim his or her hatred of
3 1/2+(-6)-(-1 1/2-9 3/4)
What kind of problem do poor people have ?
Suppose the price is $10, the quantity supplied is 50 units, and the quantity demanded is 100 units. For every $1 rise in price, the quantity supplied rises by
What technology developments impacted industrialization and urbanization and what were their impact?
what does an airfoil mean ​
Find the percent of increase Was 75$ Now80$
When recording data on a multiple-disk storage system, should we fill a complete disk surface before starting on another surface, or should we first fill an ent
A young father observed his infant daughter became lethargic and experience trouble feeding. He became alarmed as the infant became "floppy" and took his daught
A sample of 20 glass bottles of a particular type was selected, andthe internal pressure strength of each bottle was determined.Consider the following partial s