general chemistry i need the answer for this problem See If the reaction below begins with 91.00 g of Cr2O3 and 176...
The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal. 2Cr2O3(s) + 3Si(s) 4Cr(l) + 3SiO2(s) The reaction is begun with 188.00 g of Si and 110.00 g of Cr2O3. A) What is the limiting reactant? B) 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. 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?
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...
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...
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
The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal. 2Cr,0,(s) + 3Si(s) — 4Cr(I) +3510,(s) The reaction is begun with 83.00 g of Si and 117.00 g of Cr2O3. 3rd attempt Part 1 (1 point) l See Part 2 (1 point) * Feedback How many grams of the excess reactant are left after the reaction is complete? 100.8 2nd attempt 1st attempt
21 Question (1 point) Chromium(III) oxide reacts with silicon as indicated by the balanced equation below. 2Cr,0, (s) +35i(s) — 4Cr(s) +3Si0,(s) When 95.00 g Cr203 is reacted with 119.0 g Si, it is determined that Cr2O3 is the limiting reagent. 1st attempt . See Periodic Table See Hint If the reaction begins with 95.00 grams of Cr2O3 and 119.0 grams of silicon, how many grams of the excess reactant will be used? g of Si used
20 Question (2 points) Chromium metal can be produced from the high temperature reaction of Cr2O3 [chromium(lII) oxide] with silicon or aluminum by each of the following reactions: 2Cr+ Al203 Cr203+2A 4Cr 3SIO2 2Cr203+3Si See Periodic Table (1 point) xFeedback Part 1 Calculate the number of grams of aluminum required to prepare 195.0 g of chromium metal by the first reaction. 169.7 See Hint (1 point) Part 2 X Calculate the number of grams of silicon required to prepare 195.0...
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...
Lequired HW 11/07/19 16 Question (1 point) The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal. 2Cr,0(s) +35i(s) — 4Cr(1) + 3Si0, (s) The reaction is begun with 98.00 g of Si and 78.00 g of Cr2O3- 1st attempt Part 1 (0.5 point) Select the limiting reactant. 15 OF 19 QUESTIONS COMPLETED < 16/19 > nk 12 pages Type here to search e ê 3 * Select the limiting reactant Choose one or more: В...