Q. 2.24 Round off each of the calculator... [FREE SOLUTION]

Chapter 2: Q. 2.24 (page 35)

Round off each of the calculator answers in problem $2.23$ to two significant figures.

Short Answer

Expert verified

The round-off values of problem $2.23$ , round off the value of $1.854 k g$ is $1.9 k g$ , $88.2038 k g$ is $88 k g$ , $0.0004 738 265 c m$ is $0.0047 c m$ , $8807 m$ is $8800 m$ and $1.832 脳 10^{5}$ is $1.8 脳 10^{5}$ .

Step by step solution

Given Information

We need to round off each of the calculator values in the problem $2.23$ to two significant figures.

Simplify

Following the basic rules, first, if the first digit which dropped is less than it and all following digits are simply dropped from the number.

And second, if the first digit to be dropped is $5$ or more, then the last retained digit of that number will be increased by $1$ .

(a) $1.854 k g$

The round off of the number is role="math" localid="1652007743953" $1.9 k g$ .

(b) $88.2038 k g$

The round off of the number is $88 k g$ .

The round off of the number is $0.0047 c m$ .

(d) $8807 m$

The round off of the number is $8807 m$ .

(e) $1.832 脳 10^{5}$

The round off of the number is $1.8 脳 10^{5}$ .

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91影视

Round off each of the calculator answers in problem $2.23$ to two significant figures.

Short Answer

Step by step solution

Given Information

Simplify

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91影视

Round off each of the calculator answers in problem2.23to two significant figures.

Short Answer

Step by step solution

Given Information

Simplify

One App. One Place for Learning.

Most popular questions from this chapter

Recommended explanations on Chemistry Textbooks

The Earths Atmosphere

Making Measurements

Chemical Reactions

Chemistry Branches

Chemical Analysis

Kinetics

Study anywhere. Anytime. Across all devices.

Round off each of the calculator answers in problem $2.23$ to two significant figures.