Shows that water is a compound...
made up of 2 hydrogen atoms and 1 oxygen atom...=H2O...
decomposition of water is by electrolysis which splits the compound!
hope this helps!
Answer:

Explanation:
Hello,
In this case, the undergoing chemical reaction is:

In such a way, considering the 3 to 1 molar relationship between ammonia and ammonium phosphate, the moles of ammonia result:

Best regards.
That looks like cells of a multicellular organism, so B.
The temperature when ice melts is 32 degrees Fahrenheit.
Mercury expands when it is heated. This process is called thermal expansion.