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Problem- What is the effect of pH on the solubility of calcium carbonate? Explain this using the equilibrium curves for calcium carbonate?
An experiment requires 45.8 g of ethylene glycol, a liquid whose density is 1.114 g/mL. Rather than weigh the sample on a balance, a chemist chooses to dispense the liquid using a graduated cylinder.
Silver chloride, AgCl, is a sparingly soluble solid. Answer the following questions about a saturated solution prepared by placing solid silver chloride in a 3.49 10-5 M NaCl(aq) solution
you pour 1 liter of water into a thermally insulated electrically heated teapot which you then plug in. how long will
how many grams of oxygen are produced. what are the limiting and excess reactants and how much ER remains
When a reddish-brown bromine solution (the solvent is often carbon tetrachloride) is added to the alkene shown below, the brown color of the bromine solution disappears
Ferrophosphorus reacts with pryite producing iron(II) sulfide and a compound that is 27.82% P and 72.13% S by mass and has a molar mass of 444.56 g/mol. a) determine the empirical and molecular formulas of this compound. b) Write a balanced chemic..
all oxygen gas from a 10.0-L container at a pressure of 202 kPa is added to a 20.0-L container of hydrogen at a pressure of 505 kPa. after the transfer, what are the partial pressures of oxygen and hydrogen?
a 32.85-g sample of a solid is placed in a flask. toluene in which the solid is insoluble is added to the flask so that
a 12-liter tank contains helium gas pressurized to 160 atm. what size tank would be needed to contain thi same amount
What effect would an error in cell dimensions (say 10.50 mm instead of 10.00mm) have on the value of E
how many moles of na2s2o3 react with each mole of kio3 used in the standrdization? what is the oxidition state of a cl in ocl- ,and s in na2s2O3?
When setting temperature scan program of Diffrential Scanning Chromatography,
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