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6/3/2023
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| mole= •Mass CG.F.M) Key words: Mass, grams - step one: find the mass of all of the elements in the equation - step two: plug that number into the dimensional analysis Remember: Final result will be in grams. ·avanity (6.02 x 1023 - Key words / phrases: - when you see ex - molecule. -ion 0 • volume (22.44) Percent composition: Balencing Eavations: Different types of reactions: Santhesis reaction Percent = Part x 100 whde -Combining smaller recuctions to Decomposition reaction -larger reactant "breaks-down" to small products Combustion reaction Single Compound element Ex#2: Ca+ NaCl -reactants organic Compound CCDH) and 0₂ - Products: CO₂ and H₂O Find the Single Replacment Reaction -look at table J -metal replaces a mental non metal replaces a non-metal -Ex: A + BC AC + B high on table J crecte a larger products Ex: As Na new single elemen & Na +CaCl₂ *For single replacement reactions look at the single element and determine if it's lower or higher then the element in the compound Metals if it's higher then there's a reaction if the single element is lower then no reaction* = importan or - Table F - AB + CD Compound Compound * ponents. % - Part x 100 whole Double Replaement Reactions no reaction AD + CB New compound - a metal switches - a non-metal - Ex: AgNO3 + NaCI #Metals are always in the most position # New compound with another metal swithes with another non-metal Na NO₂+ AgCl Na²¹ No₂¹ Ag¹¹ (1) Acid-Base Reactions - a special type of double replacement reactions -water must be a product C H₂O/ HOH) Hal + NaOH NaCl + HOH water...
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M.O.E-M E right down the compound oottom left nuss top right Find the muss at the elements divide the given over the mass muss of the elements nearest whole number then multiply the the elements by that whole number