glennsheila346 glennsheila346
  • 01-03-2021
  • Chemistry
contestada

how many moles are in 20 grams of Ar?​

Respuesta :

drpelezo
drpelezo drpelezo
  • 01-03-2021

Answer:

moles Ar in 20g = 0.500 mole Ar

Explanation:

moles = grams given / formula weight = 20g / 39.948g·mol⁻¹ = 0.500 mole Ar

Answer Link

Otras preguntas

ano ang ibig sabihin ng gagapang-gapang
OF THE 200 PACKAGES OF BAGELS SOLD , 15 OF THEM ARE SESAME SEED BAGLES. WHAT PERCENT OF THE BAGEL PACKAGES SOLD ARE SESAMES SEED BAGELS
Write 75% as a fraction in simplest form.
Which of the following is not a polynomial? -4g³h¹²; ½x; -10 ; 5x⁻²
What did Spain do after the American Revolution to discourage American settlements west of the Appalachian Mountains?
The height of a cylinder is 2 units. Its radius is 5 units. What is the volume of the cylinder, in cubic units? (Use π = 3.14) 157 cubic units 314 cubic uni
Find the area of a trapezoid with bases 2 ft and 3 ft and height 1/4
Which equation represents the total energy of a system
what the synonym to conclude
Identify the cause and effect of the Homestead Strike