Iron(III) oxide is insoluble in water but dissolves readily in strong acid, e.g. hydrochloric and sulfuric acids. It also dissolves well in solutions of chelating agents such as EDTA and oxalic acid.
Answer:
Condensation 212F or 100C, Freezing 32F or 0C
Explanation:
Condensation 212 degrees Fahrenheit or 100 degrees Celsius.
Freezing point 32 degrees Fahrenheit or 0 degrees Celsius.
Answer:
according to newtons second law
F=ma
mass of the balloon =0.020 kg
gravity = 9.8m/8^2
force = 0.020 x 9.8
= 1.96 N
x (times) hope it helps