debuckboydnota debuckboydnota

04-07-2016
Chemistry

contestada

what is the mass of one mole of caco3

Respuesta :

04-07-2016

"1 x Ca = 1 x 40 = 40
1 x C = 1 x 12 = 12
3 x O = 3 x 16 = 48

40 + 12 + 48 = 100 (Mr of CaCO3)

moles = mass / Mr
mass = moles x Mr
mass = 1 mole x 100 = 100grams."

Answer Link

Otras preguntas

which two words have the same denotation? a. pain/hurt b. cut/apple c. orange/blue d. book/read

Which of the relations given by the following sets of ordered pairs is not a function? Select one: a. {(5,2),(4,2),(3,2),(2,2),(1,2)}{(5,2),(4,2),(3,2),(2,2),(1

Which of the following is a promise advertisers could make to promote healthy living through their fitness training program? (1 point) \"Our supplements will in

what qualities does you think are essential for being a fireman

find the sum of the first 3 terms of a geometric sequence with a=96 and r=1/4 the sum is____.

what are the solutions of the quadratic equation (x 3)2 = 49? x = –2 and x = –16 x = 2 and x = x = 4 and x = –10 x = 40 and x = –58

Federal reserve banks directly affect national economy by

in ann frank diary of a young girl how was maturity in the beginning?

A polynomial is to be constructed that will touch the x axis at most 7 times. What is the minimum degree of the polynomial?

Answer each question below. A medication order is for 2 14gr. of a drug to be given tid. You have 34gr.tabs in stock. How many tablets would you give with e