Calculate the ph of a buffer
Calculate the pH of a buffer that is 0.158 M HClO and 0.099 M NaClO. The Ka for HClO is 2.9 x 10-8
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Addition of HBr to 1-phenylpropene yield only (1-bromopropyl)benzene. Propose a mechanism for the reaction and explain using resonance structures why none of the other regioisomer is produced?
At 50 degree's Celsius the vapor pressure for methanol and ethanol are 406 and 222 torr, respectively. Given a mixture at 50 degree's Celsius that contains 0.2 mol of methanol and 0.1 mol of ethanol, compute the partial pressures of each liquid an
For Na+ and Mg+ ions, compare the ratios of the number of ions in the 3p excited state to the number in the ground state in
When a 45 g sample of an alloy at 100 c is dropped into 100 g of water a 25C, the final temperture is 37 C. what is the specific heat of the alloy?
A metal object with a mass of 19g is heated to 96 degrees Celsius, then transferred to a calorimeter containing 75g of water a1 18 degrees Celsius. The water and metal object reach a final temperature of 22 degrees Celsius. What is the specific he
How enzymes work Sometimes the difference in (standard) free-energy content, G", between a substrate S and a product P is very large, yet the rate of chemical conversion, S P, is quite slow. Why?
Boron has two naturally occurring isotopes, 10B (19.9%)and 11B (80.1%). Although the B2 moleculedoes not exist naturally on Earth, it has been produced in thelaboratory and observed in stars. (a) How many differentB2 molecules are possible? (b) Wh
What volume of fuel should you bring? Assume each of the following: the fuel has an average formula of C7H16; 15% of the heat generated from combustion goes to heat the water.
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Identify a behavior in your life that you would like to see increase. Select 10 reinforcers that may increase the frequency of that behavior.
Question: Classifying someone as "uncooperative" uses which type of perceptual schema? Need Assignment Help?
"You haven't responded to my last email. I don't know if you're upset with me or if you didn't see my message." Which part would complete this perception check
"When you abruptly hung up on me, I was furious. What were you feeling?" Which component is needed to complete this perception check?
Question: How would you encourage support systems and magnified social connections for grandparents within this situation?
Research has found that people with cold dispositions have more difficulty interpreting and labeling the emotions of others than people
Amy is arrested after driving while intoxicated. It is her first arrest. She comes before a neutral magistrate within 48 hours for a hearing