edithfannie
edithfannie edithfannie
  • 04-03-2020
  • Chemistry
contestada

How many moles are there in 140.2 g of Ca

Respuesta :

ashleyvortiz0122
ashleyvortiz0122 ashleyvortiz0122
  • 04-03-2020

Answer:

3.5

Explanation:

Answer Link
eliste eliste
  • 04-03-2020
Ca molar mass = 40.078 g/mol

Therefore,

(40.078 g/mol)(1 mol/140.2 g) = 0.285 mol Ca
Answer Link

Otras preguntas

what do i write about hierakanpolis?
A typical prokaryotic cell has about 3,000 genes in its DNA, while a human cell has about 25000. Approximately 1000 of these genes are present in both cell type
In right triangle RQS, angle S is a right angle. If cosQ= 9/41 then sinR= 9/41. True or False
Select the correct use of the missing word in the sentence below. ____ new car is awesome! A. You were B.You are C.You're D.Your Select the correct use of the
two boats depart from a port located at (–8, 1) in a coordinate system measured in kilometers and travel in a positive x-direction. the first boat follows a pat
write the verb in parenthesis in the imperfect tense. antes yo ____ en la clase de historia. (estar) (1 point)
write each ratio in simplest form.1.1.4/7
If two lines intersect in one point, then exactly one plane contains both lines. Postulate, definition, or theorem?
which function increases at a faster rate on 0 to infinity, f(x) = x2 or g(x) = 2x? explain your reasoning
the density of gas particles in a section of earth’s atmosphere decreases. which of the following is the most likely explanation for this event? the air pressur