2 KCIO3 ------>2 KCl + 3 02 How many moles are there in 6.25 grams of...
< Question 31 of 36 > When heated, KC10, decomposes into KCl and 02. 2 KCIO3 - 2 KCl + 302 If this reaction produced 96.1 g KCl, how many grams of O, were produced? mass: g 02 about us careers privacy policy terms of use contact us help
For the reaction, 2 KCIO3(s) — 302(g) + 2 KCl(s), how many moles of potassium chloride can theoretically form when exactly 1 mol of potassium chlorate decomposes? o 1 0 N 3 4 For the reaction, 2 KCIO3(s) + 302(g) + 2 KCl(s), how many moles of potassium chloride can theoretically form when exactly 2 mol of potassium chlorate decomposes? OO O 1 O N 3 4 For the reaction, 2 KCIO3(s) — 302(g) + 2 KCl(s), how many moles...
Question 4 1 pts Given the decomposition reaction of KClO3(s), 2 KCIO3(s) 2 KCl(s) + 3 O2(8) If 19.6 L of oxygen gas (O2) are produced at 198 °C and 760 torr, answer all three parts below. 1) The number of moles of O2(g) produced → [Select ] 1.21 mol 385 mol 2) The number of moles of KCIO3(s) require 0.507 mol 917 mol problem is Select] 2(g) as stated in the 2) The grams of KCIO3(s) required to produced...
are these correct ? Question 2 3 pts For the reaction, 2 KCIO3(s) + 3 02(8) + 2 KCl(s), how many moles of potassium chloride can theoretically form when exactly 2 mol of potassium chlorate decomposes? 0 2. 3 4 3 pts Question 3 D For the reaction, 2 KCIO(s) - 302(8) + 2 KCl(s), how many moles of potassium chloride can theoretically form when exactly 4 mol of potassium chlorate decomposes? 0 1 2
1-Calculate the mass in grams of 2.55 moles of KCl 2- Calculate how many moles are in 2.00x1020 molecules of CO2 3- How many atoms of H are there in 1.00x1019 molecules of NH3
3 Cl2 + 6 KOH 5 KC - KCIOS - 3H30 a. How many moles of Cly have to react to produce 15 x 10 moles of KCIO3? b. How many grams of KCl are produced from the complete reaction of 3.0 moles of KOH? c. How many moles of Cly have to react to produce 5.40 x 103 g of H20? d. How many molecules of KOH have to react to produce 1.5 moles of H20? e. How many...
need answers asap plz QUESTION 13 How many grams O2 are needed to react completely with 11.7 mole Fes, in this reaction? 4 FeS + 7 02 -> 2 FeO3 + 4 S02 1.28 x 10 3 g O 0.258 g O 329 g 44.1 g O 655 g O 146 g O 74.7 g O 1.81 g
3. Given that AH =-622.2kJ N,H., +02: H4+503, »N,, +24,0, H40, AH =-285.8kJ Determine the heat of reaction for: N2g +2H,, ->N,H41 Is the reaction endothermic or exothermic?
< Question 13 of 36 > How many moles of argon are in 36.3 g of argon? mol about us careers privacy policy terms of use contact us help
Consider the reaction 2802(2) +02()—>2503(2) Using standard thermodynamic data at 298K, calculate the entropy change for the surroundings when 1.53 moles of SO2(g) react at standard conditions. AS surroundings = JK