1. ΔU < 0, w = 0
2. ΔU < 0, w < 0
3. ΔU > 0, w = 0
4. ΔU > 0, w > 0
ΔU < 0, w = 0
1. Pyrolusite
2. Malachite
3. Diaspore
4. Cassiterite
Malachite
1.
2.
3.
4.
1. a-keratin
2. Haemoglobin
3. Ribonuclease
4. Adenine
a-keratin
1. RNCO
2. RCON
3. RCO HBr
4. RNC
RNC
1. thin aluminium sheet
2. barium sulphate
3. zinc sulphide screen
4. gold foil
zinc sulphide screen
1. [Ni(CN)4]2-
2. [NiCl4]2-
3. [CoCl4]2-
4. [CoF6]2-
[Ni(CN)4]2-
1. 6, 6
2. 5, 5
3. 5, 6
4. 6, 5
6, 6
1.
2.
3.
4.
1. C2H5SH
2. CH3COO-
3. CH3NH2
4. NCCH-2
C2H5SH