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Lequired HW 11/07/19 16 Question (1 point) The reaction of Cr2O3 with silicon metal at high...
The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal. $$ The...
The reaction of Cr2O3 with silicon metal at
high temperatures will make chromium metal. $$ The reaction is
begun with 134.00 g of Si and 130.00 g of Cr2O3.
The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal. 2Cr203 (s) + 3Si(s) —— 4Cr(1) +3510,(s) The reaction is begun with 134.00 g of Si and 130.00 g of Cr2O3. 1st attempt Part 1 (1 point) I See Periodic Table Select the limiting reactant. Choose one...
16 Question (1 point) The reaction of Cr2O3 with silicon metal at high temperatures will make...
16 Question (1 point) The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal. 2Cr2O3(s) +35i(s) —— 4Cr(1) + 3Si0, (s) The reaction is begun with 146.00 g of Si and 85.00 g of Cr2O3. Part 2 (0.5 point) How many grams of the excess reactant are left after the reaction is complete?
16 Question (1 point) The reaction of Cr2O3 with silicon metal at high temperatures will make...
16 Question (1 point) The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal. 2Cr,0g(s)+3Si(s) 4Cr()+3Sio, (s) The reaction is begun with 179.00 g of Si and 89.00 g of Cr2O3 7th attempt (0.5 point) Part 2 How many grams of the excess reactant are left after the reaction is complete?
< CH7HW 11/07/19 di 12 out of 23 This is a Mixed question/It is worth 1...
< CH7HW 11/07/19 di 12 out of 23 This is a Mixed question/It is worth 1 point/ You have unlimited attempts / The 16 Question (1 point) The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal. 2Cr,O3(s) +381(s) — 4Cr(1) + 3Si0,(s) The reaction is begun with 197.00 g of Si and 122.00 g of Cr2O3 1st attempt Part 1 (0.5 point) Select the limiting reactant. < 16/20 > ace → colo 3 4 5...
The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal 2Cr2O3(s) +3Si()...
The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal 2Cr2O3(s) +3Si() 4C(1) +3Si02(s) The reaction is begun with 53.00 g of Si and 80.00 g of Cr2O3. 1st attempt Part 1 (0.5 point) Select the limiting reactant. Choose one or more: si Cr2O3 SiO2 o cr
< CH7HW 11/07/19 12 out of 23 15 Question (1 point) These questions are based on...
< CH7HW 11/07/19 12 out of 23 15 Question (1 point) These questions are based on the following balanced equation: 2H, +0, 2H,0 If you start with 6.833 g of H2 and 3.095 g of Oz, find the following: 1st attempt Part 1 (0.3 point) With excess O2, what mass of H2O would be produced by the H2? g H20 < 15/20 > acer esc CH7HW 11/07/19 12 out of 23 Part 2 (0.3 point) With excess H2, what mass...
100 Relative intensity m/z (amu) out of 23 Part 1 (0.5 point) El See Period What is the molecular formula for the h...
100 Relative intensity m/z (amu) out of 23 Part 1 (0.5 point) El See Period What is the molecular formula for the hydrocarbon in the mass spectrum above? x x Part 2 (0.5 point) If we have 10 moles of the hydrocarbon (from the mass spectrum) above, how many moles of water will be produced assuming the reaction goes to completion? The reaction occurs only in the presence of the hydrocarbon and excess oxygen.
: CH7HW 11/07/19 out of 23 A compound containing only C, H, and was extracted from...
: CH7HW 11/07/19 out of 23 A compound containing only C, H, and was extracted from the bark of the sassafras tree. The combustion of 65.3 mg produced 177 me! of CO2 and 36.3 mg of H20. The molar mass of the compound was 162 g/mol. Determine its empirical and molecular formulas. Isinopol capital edu 1st attempt Part 1 (0.5 point) See Periodic Table Note that formulas of organic compounds should first list the carbon and hydrogen with the rest...
14 Question (1 point) @ See page 289 Chromium(III) oxide reacts with silicon as indicated by...
14 Question (1 point) @ See page 289 Chromium(III) oxide reacts with silicon as indicated by the balanced equation below. 2Cr,0, (s) + 3Si(s) — 4Cr(s) + 3Si0, () When 105.0 g Cr2O3 is reacted with 169.0 g Si, it is determined that Cr2O3 is the limiting reagent. 2nd attempt See Periodic Table See Hint If the reaction begins with 105.0 grams of Cr2O3 and 169.0 grams of silicon, how many grams of the excess reactant will be used? g...
10/31/19 See page 289 15 Question (1 point) Chromium(II)oxide reacts with silicon as indicated by the...
10/31/19 See page 289 15 Question (1 point) Chromium(II)oxide reacts with silicon as indicated by the balanced equation below. 2Cr,0,(s) +3Si(s) 4Cr(s) +3510,(s) When 155.0 g Cryog is reacted with 153.0 g Si, it is determined that Croy is the limiting reagent. 2nd attempt u See Periodic Table See Hint If the reaction begins with 155.0 grams of Cr2O3 and 153.0 grams of silicon, how many grams of the excess reactant will be used? gor Si used 35 OF 40...
The reaction of Cr2O3 with silicon metal at
high temperatures will make chromium metal. $$ The reaction is
begun with 134.00 g of Si and 130.00 g of Cr2O3.
The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal. 2Cr203 (s) + 3Si(s) —— 4Cr(1) +3510,(s) The reaction is begun with 134.00 g of Si and 130.00 g of Cr2O3. 1st attempt Part 1 (1 point) I See Periodic Table Select the limiting reactant. Choose one...
16 Question (1 point) The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal. 2Cr2O3(s) +35i(s) —— 4Cr(1) + 3Si0, (s) The reaction is begun with 146.00 g of Si and 85.00 g of Cr2O3. Part 2 (0.5 point) How many grams of the excess reactant are left after the reaction is complete?
16 Question (1 point) The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal. 2Cr,0g(s)+3Si(s) 4Cr()+3Sio, (s) The reaction is begun with 179.00 g of Si and 89.00 g of Cr2O3 7th attempt (0.5 point) Part 2 How many grams of the excess reactant are left after the reaction is complete?
< CH7HW 11/07/19 di 12 out of 23 This is a Mixed question/It is worth 1 point/ You have unlimited attempts / The 16 Question (1 point) The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal. 2Cr,O3(s) +381(s) — 4Cr(1) + 3Si0,(s) The reaction is begun with 197.00 g of Si and 122.00 g of Cr2O3 1st attempt Part 1 (0.5 point) Select the limiting reactant. < 16/20 > ace → colo 3 4 5...
The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal 2Cr2O3(s) +3Si() 4C(1) +3Si02(s) The reaction is begun with 53.00 g of Si and 80.00 g of Cr2O3. 1st attempt Part 1 (0.5 point) Select the limiting reactant. Choose one or more: si Cr2O3 SiO2 o cr
< CH7HW 11/07/19 12 out of 23 15 Question (1 point) These questions are based on the following balanced equation: 2H, +0, 2H,0 If you start with 6.833 g of H2 and 3.095 g of Oz, find the following: 1st attempt Part 1 (0.3 point) With excess O2, what mass of H2O would be produced by the H2? g H20 < 15/20 > acer esc CH7HW 11/07/19 12 out of 23 Part 2 (0.3 point) With excess H2, what mass...
100 Relative intensity m/z (amu) out of 23 Part 1 (0.5 point) El See Period What is the molecular formula for the hydrocarbon in the mass spectrum above? x x Part 2 (0.5 point) If we have 10 moles of the hydrocarbon (from the mass spectrum) above, how many moles of water will be produced assuming the reaction goes to completion? The reaction occurs only in the presence of the hydrocarbon and excess oxygen.
: CH7HW 11/07/19 out of 23 A compound containing only C, H, and was extracted from the bark of the sassafras tree. The combustion of 65.3 mg produced 177 me! of CO2 and 36.3 mg of H20. The molar mass of the compound was 162 g/mol. Determine its empirical and molecular formulas. Isinopol capital edu 1st attempt Part 1 (0.5 point) See Periodic Table Note that formulas of organic compounds should first list the carbon and hydrogen with the rest...
14 Question (1 point) @ See page 289 Chromium(III) oxide reacts with silicon as indicated by the balanced equation below. 2Cr,0, (s) + 3Si(s) — 4Cr(s) + 3Si0, () When 105.0 g Cr2O3 is reacted with 169.0 g Si, it is determined that Cr2O3 is the limiting reagent. 2nd attempt See Periodic Table See Hint If the reaction begins with 105.0 grams of Cr2O3 and 169.0 grams of silicon, how many grams of the excess reactant will be used? g...
10/31/19 See page 289 15 Question (1 point) Chromium(II)oxide reacts with silicon as indicated by the balanced equation below. 2Cr,0,(s) +3Si(s) 4Cr(s) +3510,(s) When 155.0 g Cryog is reacted with 153.0 g Si, it is determined that Croy is the limiting reagent. 2nd attempt u See Periodic Table See Hint If the reaction begins with 155.0 grams of Cr2O3 and 153.0 grams of silicon, how many grams of the excess reactant will be used? gor Si used 35 OF 40...
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