Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • School
  • How many gram of  should be taken to make up 250 ml of a solution of such strength that 1ml is equivalent to 5Mg o

How many gram of KmO_4 should be taken to make up 250 ml of a solution of such strength that 1ml is equivalent to 5Mg of Fe in FeSo_4

Answers (1)

best_answer

1 mL = 5 mg of Fe,
Then 250 mL =

250×5=1250mg Fe=1.25g Fe

KMnO_4+5 Fe^{2+}+8 H^{+} \rightarrow Mn^{2+}+5 Fe^{3+}+4 H_2 O

\frac{1.25}{55.85} \approx 0.02238 \text { equivalents }

\frac{\text { Molar mass }}{n}=\frac{158}{5}=31.6

0.02238 \times 31.6 \approx 0.707 g

Posted by

Divya Sharma

View full answer

Crack CUET with india's "Best Teachers"

  • HD Video Lectures
  • Unlimited Mock Tests
  • Faculty Support
cuet_ads

Similar Questions

Trending Articles/News

anam-khan

CBSE extends single girl child scholarship registration deadline till November 20
anam-khan

CBSE reminds schools to submit registration data of Class 9, 11 students by October 16

Latest Question