1 Answer

Freek Sanders · Answer 1 · 2022-04-28T15:50:29+0000

Answer:

Na2So4

Step-by-step explanation:

Na is group 1, so has a charge of 1+

Sulphate’s formula is SO4 2-,

because sulphate has double the charge of Na, you need two Na’s to make it equal.

Therefore it’s Na2SO4

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