Suppose that you are climbing a high mountain and the oxygen partial pressure in the air is reduced to 75 torr. estimate the percentage of the oxygen carrying capacity that will be utilized, assuming that the ph of both tissues and lungs is 7.4 and that the oxygen concentration in the tissues is 20 torr. show all work. i need to know how to work this problem out. the answer is 62.7%. show all work and i will award 5 stars.

George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.

Which are forms of frozen water? check all that apply. dew frost hail rain sleet

Plz me ! 1 which of earths spheres contains most of its mass? a atmosphere b hydrosphere c geosphere* d biosphere 2 erosion and weathering are examples of which types of forces? a constructive forces b destructive forces* c gravitational forces d inertia-related forces 3 which of the following statements about earths atmosphere is true? a earths atmosphere contains 78% water vapor which is essentail to life b earths atmosphere contains 21% oxygen c earths atmosphere contains carbon dioxide which all life forms require d earths atmosphere allows radiation from the sun to pass through it and warm earths surface* 4 the strenght of the force of gravity between two objects is determined by which of the following factors? select all that apply a the messes of the objects* b the distance between the objects* c the volumes of the objects d the surface area of the objects 5 earth and moon are kept in there respective orbits due to the influence of a inertia b gravity c gravity and inertia* d neither gravity or inertia if you answer all questions right i will give