jessezarate8723 jessezarate8723
  • 08-09-2017
  • Chemistry
contestada

An average sample of coal contains 3.0% sulfur by mass. calculate the moles of sulfur present in 2.40 ´ 103 kg of coal.

Respuesta :

W0lf93
W0lf93 W0lf93
  • 20-09-2017
3.0 %S mS/mCoal 32.06 g/mole = molar mass of S Amount of coal = 2.40 x 10^3 kg (2.40 x 10 ^3 kg Coal ) x (1000g Coal/ 1 kg Coal) x (3 g S/ 100 g Coal) x(1 mole S/ 32.06 g S) = 22457.89 = 2.3 x10^4 mole S
Answer Link

Otras preguntas

Identify three reasons why an individual or a couple may choose to delay have children.
maralah can drive her 580 miles at a steady speed using 20 gallons of gasoline make rate table showing the number of miles her car can be driven at this speed .
please help. collect like terms. 3u⁹v-3uv⁸+4u⁹v-4uv⁸
A rectangle has an area of 30 square meters and a perimeter of 3 meters what are the dimension of the rectangle
failure to maintain homeostasis results in
How would the kinetic energy of a 12,000 kg train compare with the kinetic energy of a 900 kg compact car if both were traveling at the same speed? A. the trai
How is the metals found in the planets crust helpful to medical practices and procedures?
1.5(0.8x-1.2) = 0.2x+1.2
What are the positives and negatives of e-cigs?
Which leisure activities could lead to a career change? How?