Will mark as brainliest. which of the following is an exothermic reaction? melting ice dissolving ammonium nitrate in water to cool the water dissolving sugar in water condensation

Match the acid base pairs by arranging the acid name with the conjugate base formula. hydrogen carbonate hydrogen phosphate carbonic acid read water sulfuric acid phosphoric acid a. co32- b. hso4- c. hco3- d. po43- e. h2po4- f. oh-

What is the equation fort the alkaline zinc/manganese dioxide cell. a) anode b)cathode c)overall equations.

Areaction is first order. if the initial reactant concentration is 0.0200 m, and 25.0 days later the concentration is 6.25 x 10-4 m, then its half-life is: