BreMirenda1 BreMirenda1

12-06-2017
Chemistry

contestada

What is the percent by mass of water in Na2SO4 x 10H2O

Respuesta :

dec77cat dec77cat

12-06-2017

M(Na₂SO₄*10H₂O)=322.196 g/mol
M(H₂O)=18.0153 g/mol

w(H₂O)=10M(H₂O)/M(Na₂SO₄*10H₂O)

w(H₂O)=10*18.0153/322.196=0.5591 (55.91%)

Answer Link

Otras preguntas

How do you write 14/12 and 31/10 as a mixed number

What does the word tolerance mean in textiles?

How much does a Yuan weight?

1. In 1903 the Wright Brothers made the first successful powered flight by man at which location near Kitty Hawk?2. Sir Walter Raleigh sent several shiploads of

If sin α=(12/13), and cos α=(5/13), then tan α = ?

what is the answer snd steps to 4/5=-4/7g

find two SQUARE numbers that have a sum of 130

What country was the first crystal discovered?

If water ﬂows into a rectangular tank at the rate of 6 cubic feet per minute, how long will it take to ﬁll the tank, which measures 18''x 32'' x 27''

Estimate the product . Choose a method for 33 x 76=