Banner 0
Banner 1
Banner 2
Banner 3
Banner 4
Banner 5
Banner 6

Q.

Carbon has the following three isotopes with relative abundances and masses (amu) shown in the table.

IsotopeRelative abundance(%)Atomic mass(amu)
12C98.89212
13C1.10813.00335
14C2×10-1014.00317

On the basis of above data, the average atomic mass of carbon will be

see full answer

Talk to JEE/NEET 2025 Toppers - Learn What Actually Works!

Real Strategies. Real People. Real Success Stories - Just 1 call away
An Intiative by Sri Chaitanya

a

12.000 u

b

12.011 u

c

12.015 u

d

13.000 u

answer is B.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

From the given data in question the average atomic mass of carbon will come out to be (0.98892) (12 u) + (0.01108) (13.00335 u) + (2×10-12)(14.00317 u) = l2.011 u

Watch 3-min video & get full concept clarity

Best Courses for You

JEE

JEE

NEET

NEET

Foundation JEE

Foundation JEE

Foundation NEET

Foundation NEET

CBSE

CBSE

score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon
Carbon has the following three isotopes with relative abundances and masses (amu) shown in the table.IsotopeRelative abundance(%)Atomic mass(amu)12C98.8921213C1.10813.0033514C2×10-1014.00317On the basis of above data, the average atomic mass of carbon will be