Write a balanced half-reaction for the reduction of gaseous oxygen to liquid water in basic aqueous solution

This graph gives information on changes in sea ice extent in the arctic ocean over a 30-year span. the overall trend shows in the ice extent. to address the trend, scientists need to ask themselves, one direct consequence of the trend is that

Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?

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-