The partial pressure of CO2 in air is approximately 4.0∗10−4 atm. If the Henry's-law constant is 3.2×10−2mol/(L⋅atm) to find the concentration of CO2 in: A. A can of soda under a CO2 pressure of 2.9 atm at 25 ∘C.
B. A can of soda open to the atmosphere at 25 ∘C.

Nitrogen (n), phosphorus (p), and potassium (k) are the main nutrients in plant fertilizers. according to an industry convention, the numbers on the label refer to the mass percents of n, p2o5, and k2o, in that order. calculate the n: p: k ratio of a 30: 10: 10 fertilizer in terms of moles of each element, and express it as x: y: 1.0.

Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table

Areaction is first order with respect to reactant x and second order with respect to reactant y. which statement describes the rate law for this reaction?