Ask your own question, for FREE!
Chemistry 5 Online
OpenStudy (anonymous):

1.5g of steel wire was dissolved in excessive of diluted sulphuric acid and the solution was made up to 250cm3 in a standard flask. 25cm3 of this solution was pipetted into a conical flask and needed 25.45cm3 of 0.02moldm-3 KMnO4 for complete oxidation. what is the iron percentage in the sample?

OpenStudy (preetha):

Start with writing an equation for Fe with H2SO4. Then write the equation of FeSo4 with KMnO4. Then from the vol x Molarity of KMnO4, you can calculate the number of moles of KMnO4--> convert this to moles of FeSO4--> to moles of Fe and work through that.

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Latest Questions
TJH: love Love, it comes, it goes But what if it stayed stayed in the silence the storm stayed when the world was loud for me it's different; it left when it was
6 days ago 4 Replies 3 Medals
Puffer: General question what came first the chicken or the egg itu2019s a trick question
5 days ago 5 Replies 1 Medal
Twaylor: would anyone mind helping me fix this in my code
1 week ago 9 Replies 0 Medals
TJH: Thank you to staff and admin for keeping this place running
1 day ago 8 Replies 1 Medal
Bounty: the world keeps moving fast and I'm stuck in a time lapse all I need is a minute
1 week ago 4 Replies 0 Medals
Bounty: can I get so tips on how to start my journey into semi-realism art also on how to
3 weeks ago 0 Replies 0 Medals
Strawberryluna: Read my poem. Im not for criticism its a poem I wrote after my breakup: Youu2019ll never understand the way you made me break, I hate that I still love you
6 days ago 5 Replies 2 Medals
Bounty: first poem in a min- (tittle)? one moment i'm fine I smile till my face burns I laugh till I cant breath Then I cry I wonder where I went wrong I listen to
3 weeks ago 5 Replies 1 Medal
Twaylor: 3d printing a glider (for 150 pound 5'8 person - prolly should make it for up to
17 hours ago 7 Replies 0 Medals
cullenn: pitter patter sound of rain gently tapping my window tonight. calming, soothing, right? not for me.
3 weeks ago 2 Replies 0 Medals
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!