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Problem- The boiling point and refractive index of an unknown liquid were measured in a lab where the ambient pressure and temp were 700 torr and 22 degrees Celsius respectively. The boiling point of the unknown liquid was 105 degrees Celsius the observed refractive index was 1.4959. Calculate the corrected boiling point and the corrected refractive index for this unknown liquid
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Calculate the pH for each of the following cases in the titration of 50.0 mL of 0.160 M HClO(aq) with 0.160 M KOH(aq). The ionization constant for HClO 4.0*10-8.
Explain what is the formula of a compound that contains hydrogen as +1, sulfur as +4 and oxygen as -2? Define how to do this
Problem- Calculate the cell voltage using the following half - reactions, standard reduction potentials and Ksp values for AgCl and PbF2 The concentrations of NaF and KCl are .10M in each half cell
Lithium oxide is an effective absorber of carbon dioxide and can be used to purify air in confined areas such as space vehicles.
balance the forward reaction with whole-number coefficientsalpha ch3ohl beta o2g---gtgamma co2g delta h2olgive your
Write the formula for the aldehyde formed from oxidation of ethanol Write the formula for the acid formed from ethanol's oxidation
The barometric formula relates the pressure of a gas of molar mass M at an altitude h to its pressure Po at sea level. Derive this relation by showing that the change in pressure dp for an infinitesimal change in altitude dh where the density is P..
Compute the molar solubility of lead (II) chloride in a solution of 0.55 M NaCl. The solubility product for lead (II) chloride 1.7 x 10 -5.
If the partial pressure of helium is the same as the partial pressure of oxygen, what do you know about the number of helium atoms compared to the number of oxygen molecules? explain.
how many grams of monosodium phosphate and disodium phosphate are needed to make 1l of 0.1m phosphate buffer at ph 7.4?
What molarity of aqueous aluminum sulfate solution can be expected to show the same conductivity as 0.030 M Na2SO4 at 36,000 units?
Write balanced chemical equations for each of the following verbal descriptions. (Use the lowest possible coefficients. Include states-of-matter under SATP conditions in your answer.
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