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

Jin,Marco, and Myra each cut a length of wire for an electronics projects. Jin wires was 25 hundredths meter long, Marco was 6 tenths meter long and Myra's was
Which statements about the civil rights march from Selma to Montgomery, Alabama are true? Choose all answers that are correct.
4/7 = x+3/21 A) x=9 B) x=15 C) x= 33 3/4 D) x=91 - Would it be A??
why was northern Italy a natural birthplace for the renaissance?
why was northern Italy a natural birthplace for the renaissance?
which of the following describes "reserved powers"? A) they are determined only by the president. B) they are shared by the states and nation. C) they belong to
What is 0.001012, 123, & 1.52 in scientific notation
Which of these is a characteristic of a civilization? (4 points) cities use of resources society of equals public transportation
best estimate for 1/3 × 20
What is the decimal for 123/1,000