Exp-lain the concentration of b steadily increased until

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Question- 5.20 mol of Solid A was placed in a 1.00 L sealed container and allowed to decompose into gaseous B and C. The concentration of B steadily increased until it reached 1.40M, Where it remained constant.

A(S) <---> B(g)+C(g)

Then, the container volume was doubled and equilibrium was re-established.

How many moles of A remain?

Not confident which formulas/units I require to solve something like this

Reference no: EM13705646

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