z = -1 is what percentile
I am having trouble finding its solution. would anyone please explain to me step by step on how to get to the answer? thanks
z = -1 is what percentile I am having trouble finding its solution. would anyone please...
z = -1 is what percentile I'm having trouble how to start on this can you explain it and solve it please
I have asked this question before but I am having trouble understanding it. If anyone could help explain it to me it would be appreciated please! What is the gauge pressure just behind a closed faucet (at sea level) that supplies water from a water tower whose top water surface is 31 m above? a. 6 atm b. 3 atm c. 7.2 atm d. 4.8 atm
Hi there, I am having trouble finding videos/other resources for information on the Sunbeam fraud regarding the CEO Albert Dunlap. Can someone help? Does anyone have resources that could help me with my presentation? Thank you!
I have watched videos and tried reading walkthroughs but I am still having trouble with adding in percentages to a cost in Excel. Does anyone have a simpler solution or care to show me? Thanks!
Hey guys, I am having a lot of trouble with my homework. Could
you please help? I thumbs up anyone who gives a thorough
explanation and shows the work! I really need to understand these
concepts!
Thanks guys!
1) Z- is a weak base. An 0.350 M aqueous solution of NaZ is prepared. The pH of the solution was 8.93 at 25.0°C. The Kb of Z- is: 2) The base-ionization constant of ethylamine (C2H5NH2) is 6.4 x 10-4 at 25.0...
Hey guys, I am having a lot of trouble with my homework. Could
you please help? I thumbs up anyone who gives a thorough
explanation and shows the work! I really need to understand these
concepts!
Thanks!
1) At 25 °C, the Ka for formic acid (HCO2H) is 1.8 x 10-4. What is the pH of a 0.10 M aqueous solution of lithium formate (LiHCO2)? 2) What is the pH (aq., 25 °C) of this solution: adding 1.64 grams of...
Hey guys, I am having a lot of trouble with my homework. Could
you please help? I thumbs up anyone who gives a thorough
explanation and shows the work! I really need to understand these
concepts!
Thanks in advance!
1) The Ka for HCN is 4.9 ~ 10-10. What is the value of Kb for CN-? 2) Using the data in the table for 0.10 M aqueous species at 25 °C, which conjugate base below is the weakest base? Explain...
Hey guys, I am having a lot of trouble with my homework. Could
you please help? I thumbs up anyone who gives a thorough
explanation and shows the work! I really need to understand these
concepts!
Thanks a bunch!
1) At 25 °C, the pH of a 0.15 M aqueous solution of CsZ (the cesium salt of HZ) is 10.70. What is the Ka for HZ? 2) Calculate the pH of 0.586 M anilinium hydrochloride (C6H5NH3CI) solution in water at...
Hey guys, I am having a lot of trouble with my homework. Could
you please help? I thumbs up anyone who gives a thorough
explanation and shows the work! I really need to understand these
concepts!
Thanks in advance!
1) At 25 °C, the pH of a 0.15 M aqueous solution of CsZ (the cesium salt of HZ) is 10.70. What is the Ka for HZ? 2) Calculate the pH of 0.586 M anilinium hydrochloride (C6H5NH3CI) solution in water at...
Please help me in writing a detailed mechanism for the above
reaction. I am having trouble determining if it is an aldol
addition. Usually those are with aldehydes as the starting
material? Thanks in advance!!
O NaOH, H2O b. heat