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How do you convert between moles of one substance and moles another substance?
When 38 g of a metal at 81 ?C is added to 50 g of water at 23?C, the temperature of the water rises to 32?C. What is the specific heat capacity of the metal?
heparin was treated with dimethyl sulfate. the product was hydrolyzed under acidic conditions. draw the structure of
What type of glassware would you use to measure the volume of a .002035 M sodium nitrate
The concentration of alcohol CH3CH2OH in blood, called the blood alcohol concentration or BAC, is given in units of grams of alcohol per 100mL of blood.
Define and write the equation and mechanisms for the decomposition reaction that occurs with aspirin in water
a 9.528 quantity of zinc was allowed to react with 40.00 of sulfuric acid that had a density of 1.3028 . the reaction
Write the half reactions and the blanced equation for the galvanic cell: Ag(s) | AgCl(s) | Cl^-(aq) || Cl^-(aq) | Hg_2Cl_2(s) | Hg(l).
How much work is done reversibly compressing one mole of an ideal gas from a starting volume of 1L to a final volume of 250mL at a constant temperature of 293K? What is the change in entropy?
The effective nuclear charge is approximated as the total nuclear charge minus the number of core electrons. Thus, effectively, core electrons decrease the nuclear charge felt by the valence electrons because they are between the nucleus and the v..
if you had excess chlorine how many moles of of aluminum chloride could be produced from 17 grams of aluminum
Monochromatic light falls on any one of the diodes that comprise the detector array of your OcieanOptics spectrometer. The signal is directly proportional to what quality of the light that impinges on it?
the balanced equation for the reaction of magnesium metal withaqueous hydrochloric acid is mgs 2hclaq -gt h2g mgcl2aq.
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