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

It was a hot, dry, and smoggy day in Riverside, California, where the Poly Bears were competing against the M.L. King Sharks. Richard, the star runner for the B

2(a+11)= -3(16-a) one solution, no solution, or infinite solutions

An analysis indicated a two-tailed critical value of z = ±2.580. Approximately how much total probability would be in the tails?

2002=2,881,295 2003=2,866,361 2004=2,848,996 2005=2,848,996 2006=2,806,391 2007=2,811,035 what is the decline rate

ABCD is a rectangle. Two circles are drawn inside ABCD such that the circles are tangent at point G. E is the tangent point of the first circle and AB, and F is

Help me pls don’t put random

A company that has a global vision

Cells are the basic units of structure and function in living things. Why are cells the basic units of function in living things? A) Living things change cells

CAN SOMEONE PLS HELP ME

Please help me fill this out, there is only one screenshot. :)