The number of molecules of $8 \mathrm{g}$ of oxygen gas at NTP is

Important Questions on Some Basic Concepts of Chemistry

EASY

Assam CEE

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 1 - Some Basic Concepts of Chemistry>Assam CEE 2017>Q 2

The number of atoms present in $0.05 \mathrm{g}$ of water is:

MEDIUM

Assam CEE

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 1 - Some Basic Concepts of Chemistry>Assam CEE 2016>Q 4

The number of water molecules in a drop of water weighing $0.05 \mathrm{g}$ is

MEDIUM

Assam CEE

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 1 - Some Basic Concepts of Chemistry>Assam CEE 2016>Q 3

The amount of oxygen produced on heating $61.3 \mathrm{g}$ of ${\mathrm{KClO}}_3$ is

EASY

Assam CEE

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 1 - Some Basic Concepts of Chemistry>Assam CEE 2016>Q 5

A gaseous mixture contains ${\mathrm{O}}_2$ and ${\mathrm{N}}_2$ in the ratio of $1:4$ by weight. The ratio of their number of molecules is