22-03-2024
Chemistry

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In the chemical reaction
Mg(s) +2HCl (aq) --------> MgCl2(aq) + H2 (g)
I don't understand how the 2 in 2HCL got there. Can someone explain that to me please?

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binodbasnet800 binodbasnet800

22-03-2024

while balancing the chemical equations , we need to add suitable coefficient without changing molecular formula

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