3 km/h
formula for momentum = mass x velocity
Answer: B
Explanation: The figure below shows the dot and resonance structure of ozone and the structures.
Answer:
Initial value of n = 4
Explanation:
The detailed calculation and derivation was from de - brogile equation and the appropriate substitutioj were done as shown in the attachment.
Magnesium and its symbol is Mg2+ .. Charge on it is 2+ ..
B. The energy will be converted into another form. In chemical reactions energy is usually changed to heat or light energy. This is an example of the First Law of Thermodynamics which states that energy can not be created or destroyed.