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

equivalent fraction 20 of 100 what's the answer

What is 2 to the fifth power

Instructions: Complete each question by choosing or typing in the best answer. 1) When humans remove vegetation from an area, the water cycle is MOST directl

what two mixed numbers have the sum of 8 4/8 and the difference is 2 2/8

what porposes you see in action in everyday life

what part of the cell provides energy for the muscle cells to contract?

What event in Act IV foreshadows Macbeths eventual downfall?

By law, all tax laws must originate with the a. House of Representatives. b. Senate. c. IRS. d. President.

by 1920, constitutional amendments had had been created to

how do you find the area of a rectangle with a semicirle attached