Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
NEET
Exam
NEET
Subject
Chemistry
Chapter
Some Basic Concepts of Chemistry

NEET · Chemistry · Some Basic Concepts of Chemistry

What unit has replaced 'amu' for expressing atomic masses?

What unit has replaced 'amu' for expressing atomic masses?

Options

  1. AGram (g)
  2. BKilogram (kg)
  3. CUnified mass (u)
  4. DAtomic weight (AW)

Correct answer

C. Unified mass (u)

Step-by-step solution

'amu' has been replaced by 'u,' which is known as unified mass.
Practice Some Basic Concepts of Chemistry on Quantrex Academy →

More from Some Basic Concepts of Chemistry

Calculate the mass of potassium chlorate required to liberate 6.72 dm^3 of oxygen at STP.… MHT CET Medical 2026Find the mass of lime obtained by heating 500 g of 90\% pure lime stone. [Molar masses… MHT CET Medical 2026A coordination complex contains 2.6\ \% of Mg. Find the number of Mg atoms in 5.0 g of… MHT CET Medical 2026Calculate the number of moles and molecules of chlorine in 4.48\ dm^3 of chlorine at STP. MHT CET Medical 2026What is the gram atomic mass of an element whose mass of one atom is 3.9853 × 10^ -23 \ g… MHT CET Medical 2026Calculate the total mass and number of molecules present in 3 moles of benzene. MHT CET Medical 2026Which of the following gases has high vapour density at same temperature and pressure? MHT CET Medical 2026What is the number of moles of Cl atoms present in n moles of tear gas and in n moles of… MHT CET Medical 2026 Full Some Basic Concepts of Chemistry list All NEET PYQs