What is the net ionic equation for the reaction between Na2SO4 and CaCl2? A. 2Na+(aq) + 2Cl-(aq) 2NaCl(aq) B. Na2SO4(aq) + Ca

Question

What is the net ionic equation for the reaction between Na2SO4 and CaCl2?
A. 2Na+(aq) + 2Cl-(aq) 2NaCl(aq)
B. Na2SO4(aq) + CaCl2(aq) CaSO4(s) + 2NaCl(aq)
C. SO42-(aq) + Ca2+(aq) CaSO4(s)
D. 2Na+(aq) + SO42-(aq) + Ca2+(aq) + 2Cl-(aq) CaSO4(s) + 2Na+ + 2Cl-(aq)

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Orla Orla 5 years 2021-08-29T05:18:00+00:00 1 Answers 10 views 0

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  1. Eirian
    0
    2021-08-29T05:19:00+00:00
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    Explanation:

    SO _{4} {}^{2 - } + Ca{}^{ 2 + } - - - > \:Ca SO _{4}

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )