Which sub-atomic particle is positively charged and found in the nucleus?
a. proton
b. neutron
c. electron
d. beta particle

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Answerchemical energy;

Using dilution equationm1v1 =m2v2 ; where m1 and m1 are the intiial and final concentration, and v1 and v2 are the initial and final volume.5  × 5 m = 8 l  × m2m2 = 25/8 = 3.125 mtherefore; the resulting molarity is 3.125 m