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1. Explain what is the pH of a 10uM micro molar aqueous solution of HIO, a weak acid with a Ka of 2.3 x 10-11?
2. If you titrate 5mL of a 1.5M NaOH solution into 25mL of2.0M HCL, what is the pH?
3. Explain what is the pH of 0.10M sulfuric acid? Ka1 = strong, Ka2 =1.2x10^-2 ?
Explain how to calculate the pH or how to do solve problems
An optically activated alkyne A(C10H14)can be catalytically hydrogenated to butylcyclohexane. Treatment of A with C2H5MgBr liberates no gas.
State a chemical equation for the synthesis of ethyl 2-methylpropanoate. Utilize structural formulas including all the CH3, CH2, etc. details for each organic compound in your equation. Also, name each reactant.
Explain the oxalates were heated in a TGA leaving a residue of 0.5713 g in the range of 320-400°C and 0.4673 g in the range of 580-620°C. Compute the % Ca and Ba in the sample.
How would you prepare methyl,phenyl,ketone starting with 1-bromobenzene without using a grignard reaction. please show reactants and intermediates
a 425 ml volume of hydrogen chloride gas, hcl is collected at 25 degree Celsius and 270 torr. what volume will it occupy at stp?
Write the overall balanced equation of potassium permanganate with sodium oxalate in acidic solution using the half reaction method. Indicate the oxidation states for each species as well as the oxidizing agent and reducing agent.
2sbs 3ss rarr sb2s3s is the given equation in which sb2s3 is 340. gmol determine what is the mass percent yield from
consider a solution of 0.1m zn2 and 0.1m cu2 that is saturated with h2s. the solubility product constants for xns and
KCl has the same crystal structure as NaCl. Calculate the volume of the unit cell, given that ionic radii are K+ = 152 pm and Cl- = 167 pm. Compare the density of KCl. Which has the larger unit cell, NaCl or KCl?
If a radiation source has an intensity of 650 rem at 1.0 m, what distance is needed to decrease the intensity of expo- sure to below 25 rem, the level at which no effects are detectable
An unknown amount of water is mixed with 300 mL of a 6 M solution of NaOH solution. A 75 mL sample of the resulting solution is titrated to neutrality with 51.7 mL of 6 M HCl. Calculate the concentration of the diluted NaOH solution. Answer in uni..
When butane (C4H10) reacts with oxygen, ... carbon dioxide and water are produced. The balanced equation for this reaction is
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