BuyFind*arrow_forward*

10th Edition

Steven S. Zumdahl + 2 others

ISBN: 9781337537933

**(a)**

Interpretation Introduction

**Interpretation:**

For the given set of calculations the answer has to be given in appropriate number of significant figures.

**Concept introduction:**

**Significant figures:** The digits having a meaning in a given number are called as significant figures.

Significant figures – calculation rules

- Significant figure is a non-zero number (4443.2 has five significant figures)
- Zeros placement in between non-zero number are significant figures (40005 has five significant figures).
- Zeros before the non-zero number are not significant number (0.00040005 has five significant figures).
- Zeros after the non-zero number are significant in case of that number contains decimal point (4.5000 has five significant figures).
- Zeros after the non-zero number may or may not be a significant figure in case of that number does not have a decimal point (500 may have 1, 2 or 3 significant figures). In this cases use scientific notation to avoid ambiguity.
- The placement of decimal at the trailing zero is indicates the zero is significant (550. has three significant figures).

Sorry about that. What wasn’t helpful?

Ask our subject matter experts your homework help question and they’ll send you an answer within 48 hours.

We deeply value honesty and integrity. Learn about our honor code *arrow_forward*