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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता ११ वी

Solve the following question: Round off the following quantity to three significant figures: 458 × 102 cm - Chemistry

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प्रश्न

Solve the following question:

Round off the following quantity to three significant figures:

458 × 102 cm

संख्यात्मक

उत्तर

4.58 × 104 cm

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Mathematical Operation and Error Analysis
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 2: Introduction to Analytical Chemistry - Exercises [पृष्ठ २४]

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बालभारती Chemistry [English] 11 Standard
पाठ 2 Introduction to Analytical Chemistry
Exercises | Q 3. (C)(b) | पृष्ठ २४

संबंधित प्रश्‍न

State the rules for deciding significant figures.


Distinguish between accuracy and precision.


Why there is a need of rounding off figures during calculation?


Solve the following question:

Round off the following quantity to two significant figures:

25.55 mL


Solve the following question:

Round off the following quantity to three significant figures:

643 cm2


Solve the following question:

Round off the following quantity to three significant figures:

79,000 m


Solve the following question:

Round off the following quantity to three significant figures:

649.85


Solve the following problem:

Express the following quantity in exponential terms.

0.0003498


Solve the following problem:

Express the following quantity in exponential terms.

235.4678


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.

1.89 × 10-4


Solve the following problem:

Write the following in exponential notation:

3,672,199


Solve the following problem:

Write the following in exponential notation:

0.00461


Solve the following problem:

Perform the following operation:

3.971 × 107 + 1.98 × 104


Define: Least count


Define: Least count


Define: Least count


Define : Least count


Define Least count.


Define Least count


Define: Least count


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