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A 119.2mL sample of 0.105M

A 0.446g sample of an unknown monoprotic acid was titrated with 0.105M KOH the molar mass is 120g/mol. What is the pka value?My
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2. asked by Fai
3. 862 views
A 119.2mL sample of 0.105M methylamine (CH3NH2, Kb=3.7*10^-4) is titrated with 0.255M HNO3. Calculate the after the addition of
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2. asked by Melissa
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How much of a 6gram sample of silver-105m would remain after 4 minutes?Half life=7.2 minutes
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2. asked by Sarah
3. 441 views
A 25,0ml sample of 0,105M HCl was tritrated with 31,5ml of NaOH.what is the concentration of the NaOH?
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2. asked by prudence
3. 688 views
A 0.446g sample of an unknown monoprotic acid was titirated with 0.105M KOH the molar mass is 120g/mol. What is the PKA value?Wh
1. 1 answer
2. asked by Fai
3. 865 views
Consider a 20.0mL sample of 0.105M HC2H3O2 is titrated with 0.125M NaOH.Ka=1.8x10^-5. Determine each of the following: a) the
1. 7 answers
2. asked by bobjahng2
3. 1,925 views
Which of the following statements about the two sample sizes is NOT true? Assume thepopulation standard deviations are equalA.
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2. asked by arelis
3. 677 views
What is the de Broglie wavelength of an electron traveling at 1.26×105m/s ?
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2. asked by Anonymous
3. 1,251 views
Calculate pH of a solution that is 0.255M in CH3NH2 and 0.105M in CH3NH3Br
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2. asked by Gabby
3. 2,064 views
Find the smallest positive integer d such that d=105m+216n, where m & n are integers.
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2. asked by Anonymous
3. 394 views