How much sodium acetate (mol) should be added to 1/4 L solution of 0.1 mol/L acetic acid solution to prepare a buffer of PH 4.76? (PKb=9.24)

Evaporation: this is when warmth from the sun causes water from oceans, lakes, streams, ice and soils to rise into the air and turn into water vapour (gas). water vapour droplets join together to make clouds! condensation: this is when water vapour in the air cools down and turns back into liquid water.

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The answer to the question is d