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Interpreting Equations Practice: Name Directions: 1. Balance the following equations. 2. Interpret in terms of a)...
balance each of the following equations
Fall 209 CHM 105.004 Exam 2 Answer all the question in order in the blue book. Plesse leave at least two lines between question and show your calculations for full credit. N-6.023 x 10” particles per mol: R 0.08.205 L-atm/(mol-K) b) Al2(PO4) 3 e) CuSO4-5 H2O 1. Calculate the molar masses of: a) (NH4)2SO4 2. Calculate: a) the number of atoms of calcium in a 10.50 g sample of the metal b) the mass...
Test 2 CHE 111 Name Danielle Hot 1. (10 pts) Using molar mass, determine the following: maior mons =MIL a. The number of moles in 15 grams of Naci. b. The number of moles in 15 grams of Na S04. C. The mass of 3 moles of CaCO3- d. The mass of 3 moles of MgCO3. e. The mass of 0.4 moles of NH3. 2. (10 pts) Balance a. CzH6 + 02 → CO2 + H20
Balance the following equations (stoichiometric reactions):
C8H18 + 12.5 ( O2 + 3.76 N2 ) = CO2 + N2 + H2O
C12H26 + 18.5 ( O2 + 3.76 N2 ) = CO2 + N2 + H2O
C2H4 (OH)2 + O2 = CO2 + H2O
1. Balance the following equations (stoichiometrical reactions): a). C3H18 (8) + 12.5 (02 + 3.76 N2) (8) → CO2 (8) + N2 (9) + H2O (8). b). C12H26 (g) + 18.5 (02 +3.76 N2) (8) +...
1. Balance each of the following chemical equations: (6) (a) __ _C6H12O6 + 3 02-_ CO2+ H2O (b)_2_NaClO3 → _2_NaCl + _3_02 (c) _ Fe + HC,H,02 _ Fe(C,H2O2)3 + 3 H2
Balancing Equations Balance the following chemical equations. Sicla(l)+ SiO (s)HCl(aq) 2. As 3 NaOH NaOH H2 3. Ha Au + н,s но-> voC+ H20 5. -Hg(OH)2 + H3PO4 H20 SiO2 + HF→ SiF4 + -ho 7. 2 Zn Ha → ZnClz + H2 8. HCIO4 02(g)HO HNOs(aq) NH4NO3 ut Chemistry http://chemistry.about.com Balancing Equations Balance the following chemical equations но 2. cr→ Naa 3.4 A1 +302 -Al2O3 NH3 5. CO(g) + HO 6. FeO3(s) +-- CO(g) → Fel)+ CO2(9) 7. HSO_...
1. Balance the following equations and classify the reaction by type (i.e. decomposition etc.) Reaction type a. CH12 + HCI CHCI b. HI → H2 + 12 c. FeCl3 + Na.co; ► Fez(CO3)+ NaCl d. HzAsO4 + NaOH → NasAsos + H2O e. CH10+ 02 → CO2 + H2O f. Cu + O2 → Cuo 8. HgO Hg + O₂ h. H20 Hz + O2 i. BaCl2 + Na2S → Bas + NaCl j. Na + H2O → NaOH +...
Balance these chemical equations. (Use the lowest possible whole number coefficients.) (a) C4H10 + O2 → CO2 + H2O (b) Pb(NO3)2 → PbO + NO2 + O2 (c) N2H4 + O2 → H2O2 + N2 (d) NH3 + O2 → NO2 + H2O (e) NH3 + O2 → N2 + H2O (f) Fe(OH)2 + O2 + H2O → Fe(OH)3
Balancing Equations Balance the following chemical equations. H2 Fe CO2 2. H0 + Ho Sn+ SnO2 + +H2 5. NH3 + -NO HNO3 H2CO3 → KNO3+ HBr HNO3 B(NO3)+ 7. LIF 8. 9.(NH)POPb(NO) Se02 Cl 10 SeCl6 + 02 http:/ichemistry about.comm About Chemistry
Lab 6: Chemical Reactions and Equations AND Lab 9: Aspirin (stoichiometry for both): 1. Given the following equation: 2 C4H10 + 13 02 ---> 8 CO2 + 10 H20, show what the following molar ratios should be. Also- what type of reaction is this? a. C4H10/02 b. 02/CO2 c. 02/H2O d. C4H10/CO2 e. C4H10/H2O 2. Given the following equation: 2 KClO3 ---> 2 KCl + 3 Oz How many moles of O2 can be produced by letting 12.00 moles of...
Please answer as a) b)....e)
And using Applied thermodynamics equations. Thanks
Practice -TEST#3 4-8-2016 Student Name: Make any necessary Assumptions Problem (D-30 Points pressure (300 kPa), Ethane is burned and the following are the products of combustion at Number of Moles Gas CO2 H20 13.16 If the gasses were at 2200 K and then cooled to 298 K Determine: Deter The mole fraction of each component of the mixture, a) The mole e mass fraction of each component of the...