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Each day, the stomach produces 2.4 L of gastric juice that contains 0.11 M HCl. How many grams of HCL this this corresponds?
A particular compound contains only C, H, N, and O. When 615 mg of this compound are burned in air, 712 mg of carbon dioxide and 369 mg of water are created.
The highly reactive OH radical (a species with an unpaired electron) is believed to be involved in some atmospheric processes. The bond enthalpy for the oxygen-to-hydrogen bond in OH as 460 kJ/mol. What is the longest wavelength (in nm) of radiati..
Write the balanced equation for the net cell reaction for the voltaic cell in acidic solution. (First two are the anode, last two are the cathode)
Identify the potential donor atoms in each of the following Lewis bases and classify the donor atom(s) as hard soft or borderline bases
what mass of limestone must have dissolved if 3.05x10^10 kg of calcium hydrogen carbonate was produced? CaCO3(S)+H2CO3(aq)->Ca(HCO3)2(aq)
emitted into the atmosphere. The half-life of krypton-85 is 10.76 years. What fraction remains after 25 years?
Calculate the minimum energy a photon must have to produce an electron hole pair in an extrinsic semiconductor of band gap 1.0 electron volts.
Write structural formulas for six, recognizing that the molecular formula may be twice the empirical formula in some of them.
The extent of fragmentation for ionic compounds can be derived by comparing the molality expected if no dissociation with what is actually obtained from experiment.
Draw a triacylglycerol (triglyceride) made from glycerol, myristic acid [CH3(CH2)12COOH], palmitic acid [CH3(CH2)14COOH], and oleic acid [CH3(CH2)7CH=CH(CH2)7COOH(cis)].
Write a balanced equation for the diazonium salt 1-naphthol and aminobenzenesulfonic acid (para structure). Draw a possible structure
A copper wire (density = 8.96 g/cm3) has a diameter of 0.39 mm. If a sample of this copper wire has a mass of 43 g, how long is the wire?
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