Download App

Atoms and Molecules — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceAtoms and Molecules1 Mark
Question
What is meant by molar mass?
✓

Answer

Molar mass is the ratio of mass of the given substance to the amount of substance taken. Its a physical property.
SI units kg/mole
One mole contains $6.022 \times 10^{23}$ chemical units.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "Do as directed; [1 M ]" from Atoms and Molecules→Atoms and Molecules — all question types→Science STD 9 question papers→Gujarat Board STD 9 question papers→Gujarat Board question paper generator→

Similar questions

What would be the direction of air currents coming from Allahabad after it is intercepted by Himalaya in North?
→
What type of motion is represented by the tip of the ‘seconds’ hand’ of a watch? Is it uniform or accelerated?
→
Write the name of the sub-atomic particle discovered by J. Chadwick. What type of charge occurs on this particle? In which part of an atom this particle is located?
→
State two physical properties on the basis of which metals can be distinguished from non-metals.
→
Make a schematic atomic structure of Magnesium of Phosphorus. (Given number of protons of Magnesium $= 12$, Phosphorus $= 15).$
→
What is the relationship between an atom containing $11$ protons, $11$ electrons ad $11$ neutrons, and another atom containing $11$ protons, $11$ electrons and $12$ neurtrons$?$
→
What are locomotory organs of a fish?
→
Do the crystals look pure?
→
Mixed cropping is done to reduce the _________ between component crops for _______, nutrients and water.
→
Name the bacterium capable of nitrogen fixation which resides in the root nodules of legumes.
→