1) PRACTICE EXAMPLE How many milliliters of 0.150 M AgNO3 are required to react completely with 175 mL of 0.0855 M K₂CrO? What mass of AgzCrO, is formed?
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Q: [Ag(NH3)₂] complex K₁=1.12 × 10² at 25 °C. Suppose equal volumes of 0.0034 M AgNO3 solution and…
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- 3.) The average concentration of carbon monoxide in the air in an Ohio city in 2006 was 3.5 ppm. Calculate the number of CO molecules in 1.0L of this air at a pressure of 759 Torr and a temperature of 22oC. Group of answer choices A) 3.5 x 10+6 molecules B) 8.9 x 10+20 molecules C) 8.7 x 10+16 molecules D) 2.1 x 10+18 moleculesHow many grams of sodium cyanide would I need to produce 0.830 liters of Tabun (C; H11N2O,P) gas at STP ? Use the following balanced equation. C,H,Cl,NOP + 2 NaCN + CH,CH,OH – > C;H|N2O,P + 2 NaCl + HCN Fun fact: this is an equation representing part of the process to produce Tabun which is a real nerve agent (similar to Sarin) used by germans in WWII Tabun is incredibly toxic and can cause death in minutes, as a chemical warfare agent it is a controlled substance under the chemical weapons convention of 1993. :)T Normal T No Spac. Heading 1 Heading 2 Title Font Paragraph Styles 1. Number of oxygen molecules reacting with (68g) ammonia according to the following equation: 4NH3 + 502 -4 NO+ 6 HLO Is: a) 1.9 x 1024 b) 1.2 x 1024 c) 9.5 x 1024 d) 3.0 x 1024. 2) For the following reaction: N2 (g) + 3H2 (g) →2NH3 (g) The mass of NH3 resulting from the reaction 0.25mol of H2 is: a) 4.25g b) 1.33g c) 6.38g d) 2.83g 3) If 1.2 mol of phosphorus (P) interacts with 1.2 mol of chlorine according to the following equation: 2P + 3Cl2 → 2 PCl3 The limiting substance of the reaction: a) Cl2 b) P c) PCI3 d) Not one. 36°C hp f5 16 f7 f8 f9 f10 f11 f12 insert सला dele & backspace 6 7 80 9.
- Limiting Reactant Practice If you were to burn 20.5 grams of methanol, CH3OH, in 35.6 liters of oxygen gas, O2, at STP, how many grams of carbon dioxide, CO2, would be formed? (Molar mass of CH3OH = 32.05 grams/mole, Molar mass of CO2 = 44.01 gram/mole) 4) You performedMacmillan Learning O At a certain temperature, 0.301 mol CH₂ and 0.790 mol H₂O is placed in a 1.50 L container. CH₂(g) + 2H₂O(g) = CO₂(g) + 4H₂(g) At equilibrium, 7.70 g CO₂ is present. Calculate Ke. Kc = 1.101 Incorrect.QUESTION 5 points Saved If calcium carbonate pellets are partially decomposed using 0.0588 moles of hydrochloric acid in the reaction below, what volume in L of carbon dioxide gas could be produced at standard temperature and pressure (STP)? Recall that the molar volume of an ideal gas at STP is 22.41 L. CaCO3(s) + 2 HCl(aq) → H₂O(1) + CO₂(g) +CaCl₂(aq)
- (16) SEP Apply Mathematical Concepts How many liters of oxygen are required to burn 3.86 L of carbon monoxide? 2CO(g) + O2(g) → 2CO2(g) GO ONLINE for more practice problems. 2 CheQuestion 2 1 points V Saved Which of the following factors explain why a lump of ignited charcoal burns vigorously when lowered into a container of pure oxygen compared to when it is exposed in air? there was an increase in concentration of reactants there was an increase in surface area there was an increase in temperature there was an increase in the pressureIt is known that SO2 (molar mass 64 grams) can be removed from a stream of waste gases by bubbling the gases through KOH solution. SO2 + 2 KOH → K2SO3 + H2O What is the maximum mass of SO2 that could be removed by 1.000 x 103 liters of 0.25 M KOH solution? (A) 4.0 kg (B) 8.0 kg (C)16 kg (D) 2.0 x 101 kg (E) 4.0 x 101 kg
- A student reads a barometer in the laboratory and finds the prevailing atmospheric pressure to be 705 mm Hg. Express this pressure in atmospheres, kilopascals, torrs, pounds per square inch, and pascals. Hint: 1 atm = 101.3 kPa = 760 torr = 760 mm Hg = 14.69 psi = 1.013x10 Pa mm Hg atm kPa torr psi Ра 705 Submit Answer Retry Entire Group 2 more group attempts remaining Previous Nextlomework Problem 6 6 of 10 I Review I Constants I Periodic Table A sample of 8.00 L of NH3 (ammonia) gas at 22 °C and 735 torr is bubbled into a 0,300L solution of 0.400 M HCI (hydrochloric acid). The K, value for NH, is 1.8 × 10-5. Part A Assuming all the NH3 dissolves and that the volume of the solution remains at 0.300 L, calculate the pH of the resulting solution. Express your answer numerically to two decimal places. > Vlew Avallable Hint(s) pH = Submit Previous Answers X Incorrect; Try Again; 4 attempts remaining Next > Provide Feedback MacBook Air S0 13 F7 888 FS esc FI %23 5 6. 7 2 3At 60ᵒC, 3.76 mol of NOBris placed in a 1.00 L flask and it dissociates to the extent of 6.9%, Calculate the value of Kcfor the dissociation reaction: 2NOBr(g) 2NO (g) + Br2(g)