PV = nRT
Pressure times volume = number of moles times ideal gas constant times temperature
50mL = .05L
1 atm (.05) = n (.0821) (273)
.05 = n (22.4133)
.022 = n (number of moles)
6.022E23 molecules = 1 mole
.022 x 6.022E23 = 1.325E23 molecules
Single Replacement --------
Answer:
Most plastics are based on the carbon atom
Explanation:
Hope this helps
Answer:
A =8
B =8
C = O oxygen
D =26
E =30
F = Fe iron
Explanation:
No of protons = atomic number
No of protons + number of neutrons = atomic mass
Experimental investigations