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The hydrogen ion concentration in a solution with pH 10 is ___ then the hydronium ion concentration in a solution with pH 13?
Calculate the ionic strength ad all the individual activity coeffcient for all solution in which 0.02 mole of (Feso4) and 0.1 mole of (NH4)2cro4
for this reaction answer the following questions cu 2 agno3 -gtcuno32 2 aga.how many grams of copper are required to
What would happen to the % Transmittance value if the wavelegth is changed from 447nm to 520 nm
Because of increasing evidence of damage to the ozone layer, chlorofluorocarbon (CFC) production was banned in 1996. However, there are about 100 million auto air conditioners
A solution of I2 was standardized with ascorbic acid. Using a .1000 g sample of pure ascorbic acid, 25.32 mL of I2 were required to reach the starch end point. A. What is the molarity of the iodine solution? B. What is the titer of the iodine solu..
HCN is a weak acid dissolved in water. (Ka=6.2x10^-10). If a 50.0mL sample of 0.100 M HCL is titrated with 0.100 M NaOH 1) what is the pH at the equivalence point
A hydrate of calcium chloride contains 49.3% water and has a formula weight of 219 g/mol. Calculate the molecular formula of the hydrate.
What is the partial pressure of SO2(g) in the larger container. What is the partial pressure of N2(g) in this vessel. What is the total pressure in the vessel
what is the theoretical yield for the equation
how many moles of oxygen are combined with 4.20 moles of chlorine atoms in
An experiment requires 46.0 of ethylene glycol, a liquid whose density is 1.114 . Rather than weigh the sample on a balance, a chemist chooses to dispense the liquid using a graduated cylinder.
A mixture of 4.50 g of He, 12.0 g of Ne, and 29.0 g of Kr is placed in a cylinder at STP. Calculate the partial pressure of each gas.
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