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Science-Related Homework Help Chemistry Topic started by: Annlore1345 on Jun 19, 2019



Title: An aliquot( 28.7 mL ) of a KOH solution required 31.3 mL of 0.118 M HCI for neutralization. What ...
Post by: Annlore1345 on Jun 19, 2019
An aliquot( 28.7 mL ) of a KOH solution required 31.3 mL of 0.118 M HCI for neutralization. What mass ( g ) of KOH was in the original sample?

A)0.129
B)0.190
C)0.173
D)0.207
E)0.215


Title: Re: An aliquot( 28.7 mL ) of a KOH solution required 31.3 mL of 0.118 M HCI for neutralization. What
Post by: bio_man on Jun 19, 2019
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Title: Re: An aliquot( 28.7 mL ) of a KOH solution required 31.3 mL of 0.118 M HCI for neutralization. What ...
Post by: bio_man on Jun 19, 2019
Topic updated ^^


Title: Re: An aliquot( 28.7 mL ) of a KOH solution required 31.3 mL of 0.118 M HCI for neutralization. What ...
Post by: Annlore1345 on Jun 19, 2019
Thank you so much, but from where do u get the 56.1 g.


Title: Re: An aliquot( 28.7 mL ) of a KOH solution required 31.3 mL of 0.118 M HCI for neutralization. What ...
Post by: bio_man on Jun 19, 2019
That's the molar mass of NaOH


Title: Re: An aliquot( 28.7 mL ) of a KOH solution required 31.3 mL of 0.118 M HCI for neutralization. What ...
Post by: Annlore1345 on Jun 19, 2019
Ohh ok ok, thanks again


Title: Re: An aliquot( 28.7 mL ) of a KOH solution required 31.3 mL of 0.118 M HCI for neutralization. What ...
Post by: bio_man on Jun 19, 2019
Ohh ok ok, thanks again

You're welcome. Let us know if you have any other questions (chem, math, etc)


Title: Re: An aliquot( 28.7 mL ) of a KOH solution required 31.3 mL of 0.118 M HCI for neutralization. What
Post by: Annlore1345 on Jun 19, 2019
Hello I was calculating the molar mass and that not the answer that I got. I get 39.99g


Title: Re: An aliquot( 28.7 mL ) of a KOH solution required 31.3 mL of 0.118 M HCI for neutralization. What ...
Post by: bio_man on Jun 19, 2019
Sorry, I meant molar mass of KOH 🤦‍♂️


Title: Re: An aliquot( 28.7 mL ) of a KOH solution required 31.3 mL of 0.118 M HCI for neutralization. What ...
Post by: Annlore1345 on Jun 19, 2019
Ohh ok it's fine thank you so muchh☺️


Title: Re: An aliquot( 28.7 mL ) of a KOH solution required 31.3 mL of 0.118 M HCI for neutralization. What ...
Post by: Gwen Lyles on Feb 15, 2020
thank you