Every $100 \ ml$ of deoxygenated blood delivers approximately $.......$ of $CO_2$ to the alveoli $:$ (in $ml$)

If $pH$ of blood is artificially changed to $8$,what is most likely to happen?

During one circulation of blood from lungs to the tissues and back through the circulatory system,the percentage of haemoglobin giving up its oxygen to the tissues is (in $\%$)

$100 \ ml$ of oxygenated blood contains:

Under normal physiological conditions in human beings,every $100 \ ml$ of oxygenated blood can deliver how much $O_2$ to the tissues (in $ml$)?

Which of the following has the highest affinity for hemoglobin?