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1 what is NH3
2 which charge is on electrone proton and neutron
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Answer:
Mercury Chloride- HgCl2
Nickel Sulphate - NiSo
Tin oxide - SnO4
thallium sulphate - Tl2SO4
iron sulphate - FeSO4
chromium oxide- Cr2O3
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The purpose of the text is the message the author intends to communicate. Authors write for different purposes. For example, a text may present an argument.
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