03-03-2017
Chemistry

contestada

How many moles are present in a 120.0g sample of calcium

Respuesta :

layalsabouni05 layalsabouni05

03-03-2017

I THINK this is the answer: 4809.35999999786. (found it on a website)

Answer Link

Lcymllr Lcymllr

03-03-2017

you have 120 grams and in one mol of Ca is 40.08 g of Ca (the mass of Calcium) so you divide 120/40.08 to get 2.991 moles of Ca

Ver imagen Lcymllr

Answer Link

Otras preguntas

plz help.Four sisters bought a present for their father. they received a 10% discount on the original price of the gift. After the discount was taken, each sist

Solve V= lwh for w.Please help.

S=-1/2gt^2+vt Solve for v

Lila scores 15 points fewer than Bob, who scores 35 points. Carol scores half as many points as Lila. How many points does Carol score?

How do you convert 0.4 repeating into a fraction?

H(x)=(x^2)+1 and K(x)=-(x^2)+4. If K(H)=0, what are the roots/solutions? a. ±i√3 b. ±i c. ±2 d. ±1 e. ±1, ±i

Factoring Trinomials (a=1)n^2 + 4n -12

solve 5c + 4 = -26A. 6B. -6C. -4.4D. 3solve 3x - x + 2 = 12A. -5B. 4C. 7D.5solve 3(x + 1) + 6 = 33A.10B. 8C. 8.7D. -8solve [tex] \frac{y}{-6} [/tex] + = 9A. 24B

write the name given to a large area of sea or ocean that is partially enclosed and is larger than a bay

Is 2 thousandths + 4 hundredths is greater or less than 0.127