Answer:
-3
Explanation:
Phosphorus becomes phosphide with a -3 charge
It's a weak base bacause H C N is weak
Explanation:
To change from m to cm, divide by 100
To determine the amount of heat the block has absorbed, we simply multiply the mass of the block of ice to the heat of fusion of water which is given above. We calculate as follows:
Heat = 20.0 kg (3.34 x 10^5 J/kg)
Heat = 6680000 J
Hope this helped.