What are benefits of better cardio-respiratory endurance?

In a given chemical reaction, the energy of the products is greater than the energy of the reactants. which statement is true for this reaction?

Work out sian speed for the first 30 minutes of her journey. give your answer in km/h.

The precision of a laboratory instrument is ± 0.05 g. the accepted value for your measurement is 7.92 g. which measurements are in the accepted range? check all that apply. 7.85 g 7.89 g 7.91 g 7.97 g 7.99 g