# Convert 755 mm to inches ( 2 cm in 1 in ) # changes the units given to the answer → $9 an hour ( could be 100 cents/ dollar) # ○ Quantity ( 30 hours ) multiplied by the conversion factor ( rate / ratio ) that # form of the quantity without changing its value Conversion factor - a ratio equal to 1 that can be multiplied by quantity to change the.# ■ Numerator and denominator are equal to each other → = to 1 # ○ Quantity i multiply by a conversion factor that's written as fraction or ratio # ○ Unity analysis and/or factor label method # arithmetic operation to perform also called unit analysis or the factor label method Dimensional analysis - a system that involves the use of units to indicate the proper.# ○ Hours in the cancels unit hour in the rate = $ # ■ Time worked ( in hours ) x hourly rate ( in $/hour ) = total wages ($) # ■ Ex from book - $9 per hour for 30 hr of work = $ # ○ Provide multiplication or division to be performed # ○ Full spellings or standard abbreviations for all units # ○ Every measured quantity and for every quantity calculated from measured data Unit - A standard division of measure having a certain value for example, the meter is.# calculator 84) 1 Chemistry Reading Notes Goal : Use the units of a measurement as a guide in setting up calculations. # calculator → 1 - 16, 1 EXP - 16 ( APP.
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Temp changes crystal structure - lower = less bonds 1 Austenite ( high temp ) & martensite ( low temp ) ii. Small difference in atoms and molecule can result in large differences in the substances they compose d. The atomic and molecular structures determine the properties of matters c. Microscopic level ○ Atomic and molecular view.Macroscopic and Microscopic First year chemistry is constructed from two perspectives Shuai Sun M,W, & F 2PM Gray Little Hall # 1146 / Lab - W 10 am Gray Little Hall 1 Chemistry - Two Perspectives - 8/24/ Chemistry : a discipline in science that seeks to undertones the behavior of matter by studying the behavior of atoms and molecules chemistry studies the structure, porptery, and change of matter 1. Chem 130 FALL SEMTER 2022 INSTRUCTOR: Dr.