glennsheila346 glennsheila346

01-03-2021
Chemistry

contestada

how many moles are in 20 grams of Ar?

Respuesta :

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

Quantitative methods cannot be repeated to verify findings in another setting, thus, reinforcing validity of findings. True or False?

What is the verb He might kick the ball far enough to make it field goal. What is the helping verb

Which inequality has -25 in its solution set? y +11 >-9 Oy - 17 < -46 * 30 < y +5 O y +20 > -30

People who did not follow established religion were often ______________. a. persecuted c. politicians b. praised d. none of the above

Write and solve a proportion to answer the question. What percent of 25 is 12? p/100 solve for p

What year did Italy and Germany become united countries

2 1/7+3/7(3X-5) =-4

what foods would cause your blood glucose level to go up rapidly but then descend at the same rate? Explain please (There’s a picture of a graph if that helps)

How many electors does each state receive in the Electoral college? Why?

1 Yesterday, Grace drove 41 miles. She used 1 gallons of gasoline. What is the unit rate for 2 4 miles per gallon?