Answer:
NH3 +H2O = NH4OH
Explanation:
no.of N atoms,O atoms and H atoms are now equal on both sides of the arrow.
Dark is just absence of light like if the re container a and container b u nee to pour hcl from a to so a has hcl while b has absence of hcl
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The answer is 25 grams for this question
The number of neutrons in an atom is the number of particles present in its nucleus.
The atomic number is the number of protons whereas the mass number is the number of protons and number of neutrons together
This implies that the number of neutrons is the atom's mass number