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Calculate Pt, in atm, when 10.0g each of CO, Ar, and N2 are mixed in a 6.0L container at 57 degrees C.
a) 1.3
b) 20.4
c) 4.3
d) 2.6
e) 1.5
Gastric juice is made up of substances secreted from parietal cells, chief cells, and mucous-secreting cells. The cells secrete HCl, proteolytic enzyme zymogens, mucin, and intrinsic factor
How much heat does your body lose when 2.60 of sweat evaporates from your skin at 25 ? (Assume that the sweat is only water.) The heat of vaporization of water at 25 degrees C is 44.0g.
a sample of ringers solution contains the following concentractions meql of cations na 147 k 4 and ca2 4. if ci- is
Problem- If the pH of a mixture of equal amounts of NaC7H5O2 and HC7H5O2 is 6.2, what is the Ka for HC7H5O2. Write your solution in appropriate format and provide references
Draw the boundary surface diagrams for the following atomic orbitals, including the appropiate axes.
suppose that 1.431 g of impure baoh2 is dissolved in enough water to produce 196 ml of solution and that 39.5 ml of
Balance the following redox equation using the smallest integers possible and select the correct coefficient for the hydrogen sulfite ion.
Acetylene (C2H2) can be produced from the reaction of calcium carbide (CaC2) with water. Draw the localized electron orbital model (hybridized orbital model) for the acetylide anion (C22-), showing ?, ?, and lone pair electron orbital.
What effect will increasing the temperature have on the system? Fe3O4(s) + CO(g) ?? 3 FeO(s) + CO2(g) DH°= +35.9 kJ A) No effect will be observed. B) The reaction will shift to the right in the direction of products.
Imagine an additional pressure of Cl2(g) = 0.40 atm is then added to the flask. Find the partial pressure of CO in the flask when the system re-establishes equilibrium.
an aqueous solution contains 4.20 nh3 ammonia by mass. the density of the aqueous ammonia is 0.979 gml. what is the
A given mass of radium is over a million times more radioactive than the same mass of uranium
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