Purchase Solution

Significant Digits and Unit Conversion

Not what you're looking for?

Ask Custom Question

1) How many significant figures are there in the answer to the following problem? (8.881*.02100) + .590?

2) A parsec is 206,265 times the distance from earth to the sun. If the distance is 8.000 million miles, express the distance of a parsec in miles in scientific notation.

Purchase this Solution
Solution Summary

This solution describes how you identify how many significant digits are kept during addition, subtraction, multiplication and division. It also shows how to convert parsecs to miles. 100 words.

Solution Preview

(1). When multiplying and dividing, you always take the smallest number of significant figures (in this case it is four). When ...

Purchase this Solution
Free BrainMass Quizzes
Functional groups in Organic Chemistry

You will be tested on the names of functional groups in Organic Chemistry. It is very important to know the functional groups to understand Organic reactions.

Organic Chemistry Naming: Alkanes

This is a quiz which is designed to assist students with learning the nomenclature used to identify organic compounds. This quiz focuses on the organic compounds called Alkanes.

Periodic table

Match Elements with their Symbols

Elements are provided: choose the matching one- or two-letter symbol for each element.

Thermochemistry

The quiz helps in revising basic concepts about thermochemistry.

View More Free Quizzes
Related BrainMass Solutions

  • Conversion form radians to degrees.

    100657 Conversion from radians to degrees. Convert 4.752 radians to degree measure. Round to three significant digits. Please see the attached file.

  • examples of factor-label method with step by step solution

    All of the problems require 2 or more conversion factors. Please show all your work, and don't forget the rules of Significant Digits.. hereby known as Sig Digs.

  • Measurements and Conversions

    It is important to note that we have two significant digits since the accuracy of our measurement was to the 10th of a centimeter (7.3 centimeters) Pennies The expression above is in scientific notation.

  • Optics: Resolving Power

    (Unit: m) All answers must have three significant digits unless otherwise specified. 2.

  • Conversions and Dosage

    Counting Significant Figures Number Significant figures Explanation 23.56 4 All nonzero digits are significant. 23.560 5 Trailing zeros are significant when a decimal point is shown. 1000 1 Trailing zeros are not considered significant

  • Measurements and the Process of Science

    Part C In two paragraphs, discuss the terms precision and accuracy in relation to significant digits.

  • How many significant digits are contained in the following

    Thus, 22 has two significant digits, and 22.3 has three significant digits. With zeroes, the situation is more complicated: 1. Zeroes placed before other digits are not significant; 0.046 has two significant digits. 2.

  • Entries for Conversion, Amortization, and Interest of Bonds

    Note: Due to rounding and significant digits, there may be slight number differences.

  • Structural Formula Problems

    How many significant digits are there in 600.0 miles a.1 b3 c4 d2 Any non-zero number is significant. A 0 after a decimal and sigfig is also significant. Any zeroes between sigfigs are significant. There are 4 significant digits. 6.

View More Related Solutions