Hemoglobin in red blood cells contains $0.33\%$ iron by mass. The molecular weight of hemoglobin is $67000$. What is the number of iron atoms present in each molecule of hemoglobin? (Atomic mass of $Fe = 56 \ g/mol$)
- A$2$
- B$3$
- C$4$
- D$5$
Explore More
Similar Questions
The percentage composition of $H, C$,and $O$ in $H_2C_2O_4$ is respectively:
Medium
View SolutionThe empirical formula of a compound is $CH_2O$ and its vapor density is $30$. The molecular formula of the compound is ......
Medium
View SolutionAn organic compound contains $C$,$H$,and $O$ in the proportion of $6 : 1 : 8$ by weight,respectively. Its vapour density is $30$. Its molecular formula will be
Difficult
View SolutionThe mass percentage of nitrogen in histamine is
DifficultJEE MAIN 2020
View Solution$A$ compound contains $C = 90\%$ and $H = 10\%$. The empirical formula of the compound is:
Medium
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo