Answer:
Correct option is
C
36, 36
EAN=Z−X+Y
EAN=effective atomic number
Z=atomic number
X=number of electrons lost by metal
Y=Number of electrons donated by ligands.
For [Fe(CO)
2
(NO
+
)
2
], EAN=26+2+8=36
For Co
2
(CO)
8
, EAN=27+0+9=36
I The answer is 42 cubic cm
Answer: $1338.16
Explanation: Total cost of stock= $2568
Total cost of stock including the brokerage $
Selling price of stock = $3928
Selling price of stock including trading fee=($3928-$7)=$3919
Net Proceeds = Net selling price of stock - Cost Price of stock
Net Proceeds = ($3919 - $2580.84) = $1338.16
Answer:
The 3 example of physical change are melting an ice cube, breaking a bottle, and boiling water. The 3 example of chemical change are cooking an egg, baking a cake, rusting a iron.
Explanation:
It is classified as physical /chemical change because chemical change can produce new substances, but a physical change does not.
Answer:
See below.
Explanation:
I'll do the second row for you the other 2 are done in exactly te same way.
B. Area of 1 side of cube = 2*2 = 4.
Surface area = 4*6 = 24
Volume = 2*2*2 = 8.
Surface area / volume = 24/8 = 3.
Ratio of Suface Area to Volume = 24 : 8 = 3 : 1. (divide both by 8)