Chemistry

Faculty of Science, Health & Education. interpersonal chemistry SCI 105 field of honor Guide 2011 Name chemical science SCI105 STUDY charter WORKBOOK. 2011 The exercises in this book are for ego paced revision purposes. They approximately follow the lecture format. With the Enabling Chemistry study melt and textbook readings & exercises they will assists students familiarize with the system and exam components of SCI105. Answers are provided at the back of the book. MEASUREMENTS. Key Terms. 1.1 get even all(prenominal) of the following key terms with the correct definition. a. metric scat systemb. exact number c. significant figuresd. conversion factor e. densityf. compulsory zero. 1. ----- All the numbers recorded in a notice including the estimated digit. 2. ----- A fraction that gives the equal quantities of a relationship in the numerator and denominator. 3. ----- The relationship of the mass of an object to its volume usua lly verbalised as g/ml. 4. ----- A number obtained by run items or from definition. 5. ----- A quantitative system of measurement take in throughout the world. 6. ----- The lowest temperature possible, which is 0.0 on the Kelvin scale. Scientific Notation.

A number written in scientific notation has brace parts: a coefficient of magnitude between 1 and 10, followed by a authority of ten. For large numbers greater than 10, the quantitative dapple is moved to the left to give a imperative former of ten. For small numbers less than 1, the decimal smirch is moved to the right to give a negative power of ten. The number 2.5 x 103 means 2.5 is multiplied by 103 (1000) 2.5 ! x 103 = 2500 The number 8.2 x 10-2 means 8.2 is multiplied by 10-2 (0.01) 8.2 x 10-2 = 0.082 1.2 Write the following measurements in scientific notation. a. 240000 cmb. 800 m c. 23000 kgd. 50000 age e. 0.002 mf. 0.0000015 g g. 0.08 kgh. 0.0001 s 1.3 Write each of the following in standard form. Example: 2 x 102 m = cc m a. 4 x...If you want to get a broad(a) essay, beau monde it on our website: OrderEssay.net

If you want to get a full information about our service, visit our page: write my essay