Answered

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500.0 mL of a 0.455 M solution of LiBr is diluted to 700.0 mL. What is the new concentration of the solution?

Sagot :

[tex]\\ \tt\rightarrowtail M1V1=M2V2[/tex]

[tex]\\ \tt\rightarrowtail 0.455(0.5)=0.7M2[/tex]

[tex]\\ \tt\rightarrowtail 0.2275=0.7M2[/tex]

[tex]\\ \tt\rightarrowtail M2=0.2275/0.7[/tex]

[tex]\\ \tt\rightarrowtail M2=0.325M[/tex]

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