Neutron is subatomic particel with with mass approximately one atomic mass unit, and neutron mass slightly larger than proton. neutron have natural charge and i suppose that the mass may be called as: a. mass number of 1.
hope this help
Answer from: Quest
the answer to your question is c.
if you read the house of usher you should know that the house was haunted
Answer from: Quest
answer; the numbers of valence electrons in the acetic acid molecule (ch3co2h) is 24;
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