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11th
Chemistry
Some Basic Concepts of Chemistry
$Uncertainty in Measurement$

Uncertainty in Measurement

Some Basic Concepts of Chemistry

Chemistry

Class 11

Overview

Discuss and analyse significant figures , operations on them and defining terms like precision and accuracy.

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Videos

Scientific Notation of a Number

3 mins

Operations on Scientific Notation of a Number

6 mins

Variables, Accuracy and Precision

9 mins

Significant Figures

8 mins

Dimensional Analysis by Unitary Method

8 mins

Study Materials

Accuracy, Precision of Instruments and Errors in Measurement: Concepts

Quick summary with Stories

Scientific Notation of Numbers

3 mins read

Significant Figures

3 mins read

Variables Accuracy Precision

3 mins read

Dimensional Analysis of Physical Quantities and its Applications

3 mins read

Revise with Concepts

Uncertainty in Measurement

ExampleDefinitionsFormulaes

Dimensional Analysis

ExampleDefinitionsFormulaes

Which of the following are basic dimensions?

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Select dimensionless quantity(ies).

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The number of significant figures in $60.0001$ is:

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What is the difference between the following?

(i) $2.5 \times 1 0^{3} g$ and $2.50 \times 1 0^{3} g$
(ii) $160 c m$ and $160.0 c m$ .

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What is the difference between accuracy and precision of measurements ?

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Express the following in the scientific notation:
(i) 0.0048
(ii) 234,000
(iii) 8008
(iv) 500.0
(v) 6.0012

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What will be the answer in appropriate significant figures as a result of addition of 3.0223 and 5.041?

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How many significant figures does 0.8900 g have in it?

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The prefix used for denoting an order of magnitude of $10^{6}$ is:

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A measured mass of an unreactive metal was dropped into a small graduated cylinder half filled with water. The following measurement were made:
Mass of metal $= 25.200 g$
Volume of water before addition of metal $= 12.5 m L$
Volume of water after addition of metal $= 15.0 m L$
The density of the metal should be reported as:

View solution

Uncertainty in Measurement

Overview

Learn

Videos

Study Materials

Quick summary with Stories

Scientific Notation of Numbers

Significant Figures

Variables Accuracy Precision

Dimensional Analysis of Physical Quantities and its Applications

Revise with Concepts

Uncertainty in Measurement

Dimensional Analysis

Related questions

Which of the following are basic dimensions?

Select dimensionless quantity(ies).

The number of significant figures in $60.0001$ is:

What is the difference between the following?

(i) $2.5 \times 1 0^{3} g$ and $2.50 \times 1 0^{3} g$
(ii) $160 c m$ and $160.0 c m$ .

What is the difference between accuracy and precision of measurements ?

Express the following in the scientific notation:
(i) 0.0048
(ii) 234,000
(iii) 8008
(iv) 500.0
(v) 6.0012

What will be the answer in appropriate significant figures as a result of addition of 3.0223 and 5.041?

How many significant figures does 0.8900 g have in it?

The prefix used for denoting an order of magnitude of $10^{6}$ is:

More topics

Uncertainty in Measurement

Overview

Learn

Videos

Study Materials

Quick summary with Stories

Scientific Notation of Numbers

Significant Figures

Variables Accuracy Precision

Dimensional Analysis of Physical Quantities and its Applications

Revise with Concepts

Uncertainty in Measurement

Dimensional Analysis

Related questions

Which of the following are basic dimensions?

Select dimensionless quantity(ies).

The number of significant figures in 60.0001 is:

What is the difference between the following? (i) 2.5×103g and 2.50×103g (ii) 160cm and 160.0cm.

What is the difference between accuracy and precision of measurements ?

Express the following in the scientific notation: (i) 0.0048 (ii) 234,000 (iii) 8008 (iv) 500.0 (v) 6.0012

What will be the answer in appropriate significant figures as a result of addition of 3.0223 and 5.041?

How many significant figures does 0.8900 g have in it?

The prefix used for denoting an order of magnitude of 106 is:

More topics

The number of significant figures in $60.0001$ is:

What is the difference between the following?

(i) $2.5 \times 1 0^{3} g$ and $2.50 \times 1 0^{3} g$
(ii) $160 c m$ and $160.0 c m$ .

Express the following in the scientific notation:
(i) 0.0048
(ii) 234,000
(iii) 8008
(iv) 500.0
(v) 6.0012

The prefix used for denoting an order of magnitude of $10^{6}$ is: