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The hydrochloric acid solution that you will use is 2 mol L-1. What class does this belong to? Remembering that X % w/v is the same as X g of hydrogen chloride made up to 100 ml with water, determine what class the 2M hydrochloric acid solution belongs to. (The molecular weight of hydrogen chloride is 36.5)
a certain weak acid hahas a ka value of 9.7 x 10 -7.calculate the percent dissociation of ha in a 0.10 msolution?
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.
A 74.0-mL sample of 0.13 M HNO2 (Ka = 4.0 × 10-4) is titrated with 0.14 M NaOH. What is the pH after 25.8 mL of NaOH has been added?
An electron traveling at 3.37 * 10^5 m/s has an uncertainty in its velocity of 8.99 * 10^4 m/s. What is the uncertainty in its position
Problem- A nonvolatile organic compound Z was used to make up two solutions. Solution A contains 1.00 g of Z dissolved in 100 g of water and has a vapor pressure of 754.5 mmHg at the normal boiling point of water. Calculate the molar mass of Z in ..
Explain the meaning of the term condensation reaction in organic chemistry. 3.) explain how you would show experimentally that 2 particular organic compounds were optical isomers of each other.
Explain what is the chemical logic of the aconitase reaction. Explicate the logic in terms of expected results when the aconitase step is omitted.
Calculate Kp at this temperature. b. Would an increase or decrease in temperature lead to the production of more ammonia c. List two other things you could alter experimentally to increase the amount of ammonia (note: don't use the same effect and..
For the reaction what is the cell potential at 25 if the concentrations are 0.653 , 0.173 , and 0.852 and the pressure of is 6.80
compute the number ofnbsp moles of h2o will be formed from the reaction 75.1g benzene?considering the given equation
the density of phosphorus vapor at 310 degrees celcius and 775 mmhg is 2.64gl. what is the molecular formula of the
Calculate the energy released as heat when 26.83 g of Cu2O(s) undergo oxidation at constant pressure.
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