Workshop 1 - Workshop #1 Chem 1A Significant Figures All...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Workshop #1 Chem 1A Fall 2010 Significant Figures All nonzero digits are significant All zeros to the left the first non-zero digit are not significant If the number is greater than 1 and has a decimal point, all zeros are significant (230.000 has 6 significant figures) If the number does not have a decimal point, zeros may not be significant Zeros flanked by an integer (ex. 104) are significant Multiplication/Division: the number of significant figures in the product/quotient is determined by the original number with the least significant figures Addition/Subtraction: the number of significant figures in the sum/difference is determined by the original number with the least significant figures to the right of the decimal point Exact numbers resulting from a count (5 watermelons) or from a definition can be considered to have an infinite number of significant figures Problems 1. Express -39807000 in scientific notation with the correct number of significant
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 3

Workshop 1 - Workshop #1 Chem 1A Significant Figures All...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online