A= ε l c. (a) define the terms in the formula: a = ε l c. (pick your answers using the letter of the correct definition.)

a. pathlength of light through the cell
b. concentration, in mol/l, of the stock solution from which the sample was made
c. absorbance measured by the spectrometer
d. molar absorptivity, a constant unique to that substance at that wavelength
e. the wavelength of the light being used for the measurement
f. concentration, in mol/l, of the sample solution being measured definition of l definition of c definition of ε definition of a

In which situation can a mixture always be called a solution

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

Which property of a rock remains unchanged by mechanical weathering? a. total surface area b. size and shape c. mineral composition d. sharpness