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10.0g of zinc II oxide was warmed with 200cm3 of 0.5moldm3 H2SO4.Assuming dat all acid...

10.0g of zinc II oxide was warmed with 200cm3 of 0.5moldm3 H2SO4.Assuming dat all acid reacted,calculate d mass of oxide that was in excess.The equation for d reaction is ZnO H2SO4___ZnSO4 H20 (O=16, Zn=65) (limiting quantity).........'pls all ans with proof'?
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