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how do i balance #7a,b,c
7a. KMnO4 (aq) + HCI (aq) → KCl (aq) + MnCl2 (aq) + H20 () + Cl2 (8) 7b. Ca10F2(PO4). (s) + H2SO4 (aq) Ca(H2PO4)2 (aq) + - Ca
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Here is the solution of your question. If you have any doubt or need any clarification please comment in comment box and will definitely resolve your query. If you find useful please upvote it. Thanks in advance.

7 KMnOulag + Hal KCl + MnCl₂ + H₂O +ų balance K, in then in last cigo atom as we can see Mn & k already balanced so we try to

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