Your class is discussing how the living and nonliving parts of ecosystems are dependent. Describe how changes in the nonliving parts of an ecosystem can affect the ecosystem.

How many moles of KBr are present in 8.96 x 10^21

A 360mg sample of aspirin, C9H8O4, (molar mass 180g), is dissolved in enough water to produce 200mL of solution. What is the molarity of aspirin in a 50mL sample of this solution?

What type of forest would you find south of spruce

What does homogeneous mixture of elements

What is the osmotic pressure of a 0.25 m solution of sucrose at 37°c? (r = 0.0821 l⋅atm/k⋅mol) ?

Are needed to digest food in the stomach

What is the volume of 2.1 moles of chlorine gas at STP?

If one starts with pure NO2 (g) at a pressure of 0.500 atm, the total pressure inside the reaction vessel when 2 NO2 (g) ⇌ 2 NO (g) + O2 (g) reaches equilibrium is 0.674 atm. Calculate the equilibrium partial pressure of NO2.

Mrs. Jones is pushing her daughter in a stroller. If the stroller has a mass of 5 kg and it is accelerating at 2 m/s2, what amount of force is Mrs. Jones applying to the stroller? N (free response)

Which kelvin temperature is equal to - 73 Celsius