Answer: The physical properties of iron oxide are that it is an odorless, red-brown solid, and that it is insoluble. Depending on the chemical formula, one of the chemical properties is its combustibility. If the chemical formula is Fe2O3, it is not combustible. If the formula is FeO, it is readily combustible.
Answer:The speed of a wave is dependant on four factors: wavelength, frequency, medium, and temperature.
Explanation:
2) mg donates two protons to O.
The answer is CH3CH2CH2CHO