Answer:
Explanation:
The chemical test for water includes the cobalt chloride paper test. If water is present it will change from blue to pink colour. Another test is the copper sulphate test. pure form of copper sulphate is white in colour.
Copper (II) sulphate is used to test for water. We use white anhydrous copper (II) sulphate, which contains no water. If water is present, the copper (II) sulphate turns blue. A positive test for the presence of water will mean the copper (II) sulphate turns blue.
B. 16.0 g
C. 18.0 g
D. 20.0 g
The pressure has decrease meaning the hurricane is less powerful
CO2(s) is a solid.
CO2(g) means it is gas.
So they differ in their physical properties.
Physical propertiers means that they differ in their look.
nuclei and cell walls
B.
chloroplasts and endomembrane systems
C.
cilia and flagella
D.
ribosomes and mitochondria