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One component of wet rust is Fe(OH)2' How many grams of oxygen, O2, are in 1 kg of Fe(OH)2?
A room contains 45 kg of air.How many kilowatt-hours of energy are necessary to heat the air in the house from 5 C to 29 C? The heat capacity of air is 1.03 J/ g C.
If a sample of 0.059 g KHP requires 30.21 mL of NaOH to titrate it, what is the molarity of NaOH
What's a net zero molecular dipole moment. and explain specifically why does [IF2]- have a net zero molecular dipole moment
If .050 moles of HA were dissolved in 1L of water, calculate the concentration of [HA], [H30+], and [A-] in the solution at equilibrium. What is the pH? Ka=7.94 x 10^-7, equivalence point ~ 9 mL, pH at equivalence ~ 9]
Calculate the time in hours which would have been required for 99.9% of the t-butyl chloride to hydrolyze, if the reactant had been allowed to proceed without the addition of extra water or heating
Molecule with 3 single bonds and 1 lone pair of electrons around the central atom is predicted to have what type of molecular geometry? d. which of the following molecules is polar? PBr5, CCl4, BrF5, XeF2, XeF4 e. a sp3d hybridized central atom ha..
Photosynthesis uses 660 nm light to convert carbon dioxide and water into gluclose and oxygen. calculate the energy of a mole of a photon
a reaction has an activation energy of 195 kjmol. when the temperature is increased from 200 c to 220 c the rate
Most compounds that contain N-H bonds are basic, but saccharin is acidic
What is the limiting reagent in this procedure? B. Based on your answer to part A, what mass of Fe(C5H5)2 could theoretically be formed? C. A student who carried out this reaction obtained 2.7 g of ferrocene. What was the percent yield for this re..
Which element has the most atoms? 10 grams of neon, 16 grams of oxygen, 32 grams of selenium,
q1.determine the mass of a sample of hg that occupies a volume of 4.75ml if the specific gravity of mercury 13.63.
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