AP Chemistry Stoichiometry In thermite reaction a ture
![AP Chemistry Stoichiometry In thermite reaction, a ture of powdered aluminum and powdered iron(III) AP Chemistry Stoichiometry In thermite reaction, a ture of powdered aluminum and powdered iron(III)](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-1.jpg)
![Chemical Equations In a reaction: atoms are rearranged mass AND energy are conserved charge Chemical Equations In a reaction: atoms are rearranged mass AND energy are conserved charge](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-2.jpg)
![Solid lithum reacts w/oxygen to form solid lithium oxide. 4 Li(s) + O 2(g) Solid lithum reacts w/oxygen to form solid lithium oxide. 4 Li(s) + O 2(g)](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-3.jpg)
![Methane gas (CH 4) reacts with oxygen to form carbon dioxide gas and water Methane gas (CH 4) reacts with oxygen to form carbon dioxide gas and water](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-4.jpg)
![2 C 2 H 2(g) + 5 O 2(g) C 3 H 8 + 2 C 2 H 2(g) + 5 O 2(g) C 3 H 8 +](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-5.jpg)
![Two (of the several) Types of Reactions combination (synthesis): simpler substances combine to form Two (of the several) Types of Reactions combination (synthesis): simpler substances combine to form](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-6.jpg)
![decomposition: complex substances are broken down into simpler ones -- form: AB A + decomposition: complex substances are broken down into simpler ones -- form: AB A +](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-7.jpg)
![formula weight: the mass of all of the atoms in a chemical formula (unit formula weight: the mass of all of the atoms in a chemical formula (unit](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-8.jpg)
![Find the molar mass and formula weight of ammonium phosphate. NH 4+ PO 43– Find the molar mass and formula weight of ammonium phosphate. NH 4+ PO 43–](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-9.jpg)
![percentage composition: the mass % of each element in a compound equation: g element percentage composition: the mass % of each element in a compound equation: g element](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-10.jpg)
![Empirical Formula and Molecular Formula lowest-terms formula shows the true number and type of Empirical Formula and Molecular Formula lowest-terms formula shows the true number and type of](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-11.jpg)
![Finding an Empirical Formula from Experimental Data 1. Find # of g of each Finding an Empirical Formula from Experimental Data 1. Find # of g of each](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-12.jpg)
![A ruthenium/sulfur compound is 67. 7% Ru. Find its empirical formula. Ru. S 1. A ruthenium/sulfur compound is 67. 7% Ru. Find its empirical formula. Ru. S 1.](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-13.jpg)
![A sample of a compound contains 4. 63 g lead, 1. 25 g nitrogen, A sample of a compound contains 4. 63 g lead, 1. 25 g nitrogen,](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-14.jpg)
- Slides: 14
![AP Chemistry Stoichiometry In thermite reaction a ture of powdered aluminum and powdered ironIII AP Chemistry Stoichiometry In thermite reaction, a ture of powdered aluminum and powdered iron(III)](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-1.jpg)
AP Chemistry Stoichiometry In thermite reaction, a ture of powdered aluminum and powdered iron(III) oxide to yield iron and aluminum xide. The reaction burns hot ough to be useful in underwater welding. 2 Al + Fe 2 O 3 2 Fe + Al 2 O 3 + ener
![Chemical Equations In a reaction atoms are rearranged mass AND energy are conserved charge Chemical Equations In a reaction: atoms are rearranged mass AND energy are conserved charge](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-2.jpg)
Chemical Equations In a reaction: atoms are rearranged mass AND energy are conserved charge Balancing Chemical Equations law of conservation of mass = same # of atoms of each type on each side of equation Hint: Start with most complicated substances first and leave simplest substances for last.
![Solid lithum reacts woxygen to form solid lithium oxide 4 Lis O 2g Solid lithum reacts w/oxygen to form solid lithium oxide. 4 Li(s) + O 2(g)](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-3.jpg)
Solid lithum reacts w/oxygen to form solid lithium oxide. 4 Li(s) + O 2(g) Li+ O 2– 2 Li 2 O(s) + Aqueous aluminum sulfate reacts w/aqueous barium chloride to form a white precipitate of barium sulfate. The other compound remains in solution. Ba 2+ Cl– Al 3+ SO 42– Al 2(SO 4)3 (aq) + 3 Ba. Cl 2 (aq) 3 Ba. SO 4 (s) + 2 Al. Cl 3 (aq)
![Methane gas CH 4 reacts with oxygen to form carbon dioxide gas and water Methane gas (CH 4) reacts with oxygen to form carbon dioxide gas and water](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-4.jpg)
Methane gas (CH 4) reacts with oxygen to form carbon dioxide gas and water vapor. Furnaces burn primarily methane. CH 4(g) + 2 O 2(g) Ca. C 2(s) + H 2 O(l) CO 2(g) + 2 H 2 O(g) C 2 H 2(g) + Ca. O(s) 3 Ca. Si 2 + 2 Sb. I 3 6 Si + 2 Sb + 3 Ca. I 2 2 Al + 3 6 CH 3 OH 2 Al(CH 3 O)3 + 3 H 2
![2 C 2 H 2g 5 O 2g C 3 H 8 2 C 2 H 2(g) + 5 O 2(g) C 3 H 8 +](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-5.jpg)
2 C 2 H 2(g) + 5 O 2(g) C 3 H 8 + 5 O 2 2 C 4 H 10 + 13 O 2 2 CO 2(g) + 2 H 2 O(l) 4 3 CO 2 + 4 H 2 O 8 4 CO 2 +10 5 H 2 O Complete combustion of a hydrocarbon, or of a compound containing C, H, and O (e. g. , methanol, CH 3 OH) yields CO 2 and H 2 O. Another pattern of reactivity: alkali metal hydrogen + water + metal hydroxide gas e. g. , 2 Rb(s) + 2 H 2 O(l) 2 Rb. OH(aq) + H 2(g)
![Two of the several Types of Reactions combination synthesis simpler substances combine to form Two (of the several) Types of Reactions combination (synthesis): simpler substances combine to form](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-6.jpg)
Two (of the several) Types of Reactions combination (synthesis): simpler substances combine to form more complex substances -- form: A + B AB AB + C ABC sodium + chlorine gas 2 Na + Cl 2 A + B + C ABC sodium chloride 2 Na. Cl
![decomposition complex substances are broken down into simpler ones form AB A decomposition: complex substances are broken down into simpler ones -- form: AB A +](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-7.jpg)
decomposition: complex substances are broken down into simpler ones -- form: AB A + B ABC AB + C lithium chlorate Li+ Cl. O 3– 2 Li. Cl. O 3 water ABC A + B + C lithium chloride + oxygen Li+ Cl– 2 Li. Cl + 3 O 2 hydrogen gas + oxygen gas 2 H 2 O 2 H 2 + O 2
![formula weight the mass of all of the atoms in a chemical formula unit formula weight: the mass of all of the atoms in a chemical formula (unit](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-8.jpg)
formula weight: the mass of all of the atoms in a chemical formula (unit is amu) -- If the substance is a molecular substance (e. g. , C 3 H 8), then the term molecular weight is also used. molar mass: the mass of one mole of a substance (unit is usually grams) -- recall that 1 mole of any = 6. 02 x 1023 particles substance of that substance
![Find the molar mass and formula weight of ammonium phosphate NH 4 PO 43 Find the molar mass and formula weight of ammonium phosphate. NH 4+ PO 43–](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-9.jpg)
Find the molar mass and formula weight of ammonium phosphate. NH 4+ PO 43– (NH 4)3 PO 4 N: 3 (14. 0 g) = 42. 0 g H: 12 (1. 0 g) = 12. 0 g P: 1 (31. 0 g) = 31. 0 g O: 4 (16. 0 g) = 64. 0 g m. m. = 149. 0 g f. w. = 149. 0 amu
![percentage composition the mass of each element in a compound equation g element percentage composition: the mass % of each element in a compound equation: g element](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-10.jpg)
percentage composition: the mass % of each element in a compound equation: g element x 100 % of element = molar mass of compound Find the percentage of oxygen, by mass, in calcium nitrate. Ca(NO 3)2 %O= = 58. 5% O
![Empirical Formula and Molecular Formula lowestterms formula shows the true number and type of Empirical Formula and Molecular Formula lowest-terms formula shows the true number and type of](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-11.jpg)
Empirical Formula and Molecular Formula lowest-terms formula shows the true number and type of atoms in a m’cule Compound Molecular Formula Empirical Formula glucose C 6 H 12 O 6 CH 2 O propane C 3 H 8 butane C 4 H 10 C 2 H 5 naphthalene C 10 H 8 C 5 H 4 sucrose C 12 H 22 O 11 octane C 8 H 18 C 4 H 9
![Finding an Empirical Formula from Experimental Data 1 Find of g of each Finding an Empirical Formula from Experimental Data 1. Find # of g of each](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-12.jpg)
Finding an Empirical Formula from Experimental Data 1. Find # of g of each element. 2. Convert each g to mol. 3. Divide each “# of mol” by the smallest “# of mol. ” 4. Use ratio to find formula. “What’s your flavor of ice cream? ”
![A rutheniumsulfur compound is 67 7 Ru Find its empirical formula Ru S 1 A ruthenium/sulfur compound is 67. 7% Ru. Find its empirical formula. Ru. S 1.](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-13.jpg)
A ruthenium/sulfur compound is 67. 7% Ru. Find its empirical formula. Ru. S 1. 5 Ru 2 S 3
![A sample of a compound contains 4 63 g lead 1 25 g nitrogen A sample of a compound contains 4. 63 g lead, 1. 25 g nitrogen,](https://slidetodoc.com/presentation_image_h/79fdfb7c3043a771a8fd341a425a36e7/image-14.jpg)
A sample of a compound contains 4. 63 g lead, 1. 25 g nitrogen, and 2. 87 g oxygen. Name the compound. ? Pb. N 4 O 8 ? Pb(NO 2)4 Pb? 4 NO 2– lead(IV) nitrite
Göreli tür nedir
Ap chemistry stoichiometry
Thermite pot
Jembatan mol
Türe özgü hazırbulunuşluk
Ture words
Meta yönlendirici gruplar
22620 in word
Algısal ayırt edilebilirlik
Suffixe ure
Ture words
Define reaction stoichiometry
Single replacement
Reaction rate and stoichiometry
In a chemical reaction, stoichiometry refers to