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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: 23,642,000 mm - Chemistry

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प्रश्न

Solve the following question:

Round off the following quantity to three significant figures:

23,642,000 mm

संख्यात्मक

उत्तर

2.36 × 107 mm

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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)(j) | पृष्ठ २४

संबंधित प्रश्‍न

State the rules for deciding significant figures.


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


Why is accurate measurement crucial in science?


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 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:

0.039 m


Solve the following question:

Round off the following quantity to three significant figures:

6.398 × 10-3 km


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


Solve the following question:

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

319.5 g − 20460 g − 0.0639 g − 45.642 g − 4.173 g


Solve the following problem:

Express the following quantity in exponential terms.

70000.0


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.

0.002030


Solve the following problem:

Give the number of significant figures for the following.

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:

0.000098


Solve the following problem:

Write the following in exponential notation:

198.75


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. 


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