atan1234 atan1234

09-11-2016
Chemistry

contestada

how many moles in 120 Calcium

Respuesta :

Willchemistry Willchemistry

13-11-2016

Molar mass Ca = 40.078 g/mol

Therefore:

1 mole Ca ---------- 40.078 g
? moles Ca --------- 120 g

120 x 1 / 40.078 => 2.994 moles

Answer Link

Otras preguntas

one of the earliest uses of oil painting on a panel occurred in sixteenth-century mexico. seventeenth-century spain. eighteenth-century england. fifteenth-centu

9.Anhidrosis is the inability to sweat normally. If the human body cannot sweat properly, it cannot cool itself, which is potentially harmful. Anhidrosis most d

Chasing down the mailman, maybe a cat, Protecting my domain is what I do. Barking at the passing cars as they honk Just to work me up into a frenzy. Once I go i

Simplify the complex numbers and match them with the correct values.

Now, it's time to choose your position. On the checkboxes to the right, indicate if you are arguing against the Alien and Sedition Acts or in favor of the acts.

when removing calculus deposits with a powered instrument, what type of lateral pressure is recommended? group of answer choices light lateral pressure moderate

Evelyn is making bows from blue and white ribbon. She uses 6 in. of blue ribbon for every 9 in. of white ribbon. Evelyn has 82 in. of blue ribbon and 114 in. of

katie has just been asked to type up a report in two days using a software program she has never used. katie wonders if she will be able to get her project acco

The oldest operating airline in the world is the national dutch airline known by which three letters? twa.

suppose that the scientists analyzed the same amount of dna (10 units) by density-gradient centrifugation after two, three, and four rounds of replication in 14