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Which of theses substances can be filtered:

A)aqueous barium nitrate and sulphuric acid
B) aqueous sodium hydroxide and nitric acid
C) calcium carbonate and hydrochloric acid
D)aqueous magnesium chloride and aqueous potassium nitrate


The answer is C because  caco3+2hcl ------> cacl2+ h2o + co2   

2 5 2
water can be easily filtered
thank u soooooooo much
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