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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता ११ वी

What do you mean by significant figures? - Chemistry

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प्रश्न

What do you mean by significant figures?

एका वाक्यात उत्तर

उत्तर

The significant figures in measurement or result are the number of digits known with certainty plus one uncertain digit.

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Mathematical Operation and Error Analysis
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पाठ 2: Introduction to Analytical Chemistry - Exercises [पृष्ठ २३]

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बालभारती Chemistry [English] 11 Standard
पाठ 2 Introduction to Analytical Chemistry
Exercises | Q 2. (B) | पृष्ठ २३

संबंधित प्रश्‍न

Solve the following question:

Round off the following quantity to two significant figures:

0.00254 m


Solve the following question:

Round off the following quantity to two significant figures:

199 g


Solve the following question:

Round off the following quantity to three significant figures:

458 × 102 cm


Solve the following question:

Round off the following quantity to three significant figures:

0.039 m


Solve the following question:

Round off the following quantity to three significant figures:

42,150


Solve the following question:

Round off the following quantity to three significant figures:

649.85


Solve the following question:

Round off the following quantity to three significant figures:

0.0041962 kg


Express the following sum to the appropriate number of significant figures:

2.3 × 103 mL + 4.22 × 104 mL + 9.04 × 103 mL + 8.71 × 105 mL


Solve the following problem:

Express the following quantity in exponential terms.

0.0003498


Solve the following problem:

Express the following quantity in exponential terms.

1569.00


Solve the following problem:

Give the number of significant figures for the following.

1.230 × 104


Solve the following problem:

Give the number of significant figures for the following.

1.23 × 104


Solve the following problem:

Give the number of significant figures for the following.

1.89 × 10-4


Solve the following problem:

Express the given quantity with or without exponents as the case may be.

1.230 × 104


Solve the following problem:

Express the given quantity with or without exponents as the case may be.

0.002030


Solve the following problem:

Express the given quantity with or without exponents as the case may be.

1.23 × 104


Solve the following problem:

Express the given quantity with or without exponents as the case may be.

1.89 × 10-4


Solve the following problem:

Write the following in exponential notation:

0.00461


Solve the following problem:

Perform the following operation:

4.11 × 10−3 + 8.1 ×10−4


Solve the following problem:

Perform the following operation:

2.12 × 106 − 3.5 × 105


Define: Least count


Define : Least count


Define Least count.


Define: Least count


Define Least count.


Define Least count


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