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How can you tell that Cobalt(II) iodide is a binary ionic compound formed by a transition metal with more than one ionic charge?
Solutions of sodium thiosulfate are used to dissolve unexposed AgBr ( Ksp= 5.0E-13) in the developing process for black-and-white film. What mass of AgBr can dissolve in 1.00L of 0.500M Na2S2O3?
an antacid, contains CaCO3. If Tums is added to 20.0mL of 0.400 M HCl solution, how many grams of CO2 gas are produced?
What mass of solid sodium formate (of MW 68.01)must be added to 115 mL of 0.57 mol/L formic acid (HCOOH) to make a buffer solution having a pH of 4.16? Ka = 0.00018 for HCOOH.
If the concentration of bromide ion in a saturated solution in equlibrium with PbBr2 solid is determined to be .0125M what is the solubility of PbBr2
A gas is placed in a storage tank at a pressure of 20 atm at 20.3 C there is a small metal plug in the tank made of a metal alloy that melts at 125C what is the maximum pressure in the tank?
Breathalyzers determine the alcohol content in a person's breath by the following (unbalanced) redox reaction:
What is the pH after 0.150mol of HCL is added to the buffer from part A? Assume no volume change on the addition of the acid.
All the offspring of a cross between a normal winged fly and an miniature winged fly have normal wings. What is the expected phenotypic ratio of a cross between two miniature winged flies?
For every molecule of PM that is produced, one molecule of acrolein is formed. If acrolein is not used to cure cancer, what might happen to the acrolein?
If the pressure exerted by ozone, in the stratosphere is 3.0*10^-3 atm and the temperature is 253 K, how many ozone molecules are in a liter?
7.04 g of CuNO3 is dissolved in water to make a 0.300 M solution. What is the volume of the solution.
Given that the concentration of the most dilute solution is 2.57*10 \(-6\) M. Determine the concentration of the original HBr stock solution
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