Seudónimo Seudónimo
  • 12-09-2018
  • Chemistry
contestada

AP Chemistry
How many grams of oxygen are in 28.2 g of H2SO4?

Respuesta :

znk
znk znk
  • 12-09-2018

There are 18.4 g O in 28.2 g H_2SO_4.

M_r = 2× 1.008 + 32.06 + 4×16.00 =2.016 + 32.06 + 64.00 = 98.076

∴ There are 64.00 g O in 98.076 g H_2SO_4.

Mass of O = 28.2 g H_2SO_4 × (64.00 g O/98.076 g H_2SO_4) = 18.4 g O

Answer Link

Otras preguntas

Find The Surface Area
Please help me...........
help please thank you so much
The value in dollars,v(x),of a certain truck after x years is represented by the equation v(x)=32,500(0.92)^x.To the nearest dollar,how much more is the truck w
Why did the Protestant Reformation happen?
which best demonstrates friction A)an iceskater sliding across the ice without noticeably slowing down B)a car rolling to a stop at a traffic light C)a baseball
Plz help me with this
Why does America's support for Israel complicate its other missions in the region? Islamic terrorism is centered in Israel. Many Arabs see Israel as an invasive
someone please help, can’t seem to get the problems
A runner burned 120 calories on a 1.6km run. How many calories wouldthey burn on a 5 km run?​