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Problem- For each solution below calculates the millimoles of solute. b) 557 mL of a solution containing 7.71 ppm CaCO3
Please explain above problem in step by step manner so I can easily understand it
Determine the value of ?x=((x2)-(x)2)1/2 and ?P=((p2)-(p)2)1/2 for a harmonic oscillator. discuss these quantities with reference to the uncertainty principle
State the freezing point on the graph of temperature vs. time. This is not the same for every solution
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a solution of hcl in water conducts an electrical current but a solution of hcl in hexane does not. explain this
For the reaction A --> B, the activation energy is Ea = 125 kJ/mol and the heat of reaction, H = 50 kJ/mol. What is Ea for the reverse reaction in kJ/mol?
a solution containing pt4 is electrolyzed with a current of 3.50 a. how long will it take to plate out 80. of the
Problem- What is the hybridization and polarity of the following formulas? H2CCHC*OCH3, H2SiO3, CN-. The questions are to be answered referring to the central atom. The * indicates the central atom for the first formula.
What are the concentrations of barium and sulfate ions in this solution? Assume only SO42- ions (no HSO4? ) are present
A container is filled with C2H6O until its concentration reaches 1.375 mol. How many minutes will it take for 71.5 percent of the C2H6O break down?
Although I understand half-cell reactions, I'm puzzled by how to approach the following corrosion reactions. Iron in an acid ferric sulfate solution. Carbon steel in aerated seawater
The vapor pressure of the water at 16 degrees C is 14 mmHg; CaCO3(s)-->CaO(s)+CO2(g): a) what is the partial pressure of the CO2 gas? b) How many moles of CO2 gas were in the CO2 gas sample
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