Top Posters
Since Sunday
5
o
5
4
m
4
b
4
x
4
a
4
l
4
t
4
S
4
m
3
s
3
SlideshowReport

Mole concept

Description
”(04) 7 mass ofCa IO 02g 7— (a) ' atomic mass of Ca 40 08 glmol m7 mas'ufl’ 9—291g:— (b) ' ’ atomic mass of P: so— 974 g/mol (c) Molar mass of P4 is (4)(30.974) = 123.90. Then mass of? 92 91 MP») = —4. g — molar mass Ul 123 90 g/mu] War of atoms P = (3.000 mol)(6.022 x 1023 atoms/mol) =— (9) Number of molecules of P4: (0.7500 mol) )(.6 022 X 1023 molecules/mol) =fl
Related Images
Commenting on this item has been disabled by the author or forum moderator.
Explore
Post your homework questions and get free online help from our incredible volunteers
  875 People Browsing
Your Opinion
Which industry do you think artificial intelligence (AI) will impact the most?
Votes: 308