Question

How many grams do 100 ammonia molecules weigh?

Answer 1

use stoichimoetry

Answer 2

what is the chemical formula of ammonia

Answer 3

NH3

Answer 4

find the weight of N , and H

Answer 5

use ptable.com

Answer 6

14.8 plz fan and give me best response

Answer 7

17.03 is the atomic mass

Answer 8

but how do I convert that to g?

Answer 9

ok one sec

Answer 10

i use this for weight , its a calculator
http://www.lenntech.com/calculators/molecular/molecular-weight-calculator.htm

Answer 11

N = 14.01 grams / mole
H = 1.01 grams / mole

NH3 = (3*1.01 + 14.01) g / mole

Answer 12

100 NH3 molecules * ( 1 mole Nh3 / 6.203*10^23 molecules Nh3) * 17.04 gram / mole Nh3

=

Answer 13

2.8e-21 grams

Answer 14

2.8 * 10^(-21)