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Need answers to 5 & 6 QUESTION 5 How many liters of CO2 at STP could...
How many liters of oxygen at 23° C and 1.12 atm will be required for the combustion of 10.0 g of methane, CH4, according to the chemical reaction below: CH4 (g) + 2 O2 (g) ---> CO2 (g) + 2 H2O (g) When magnesium burns in air, the reaction is described by: 2 Mg (s) + O2 (g) ---> 2 MgO (s) What mass of magnesium will react with 10.8 L of oxygen if the temperature and pressure of the...
6. Vinegar is 5.00% (m/v) acetic acid (CH3COOH). How many milliliters of vinegar would you need to react with an excess of baking soda (NaHCO3) in order to generate 10.0 L of carbon dioxide gas at 1.05 atm and a temperature of 25.0°C? 7. Shown below is the aqueous reaction of KNOX, HCl, and SnCl2. 2 KNO2 (aq) + 6 HCl(aq) + 2 SnCl2 (aq) → 2 SnCla (aq) + N20 (g) + 3 H20 (1) + 2 KCl (aq)...
Please answer & explain 31-35 Which gas sample is not at STP? 1.00 mole of neon at 760 mm Hg pressure and 0°F 16.05 g of CH4 at 760 mm Hg pressure and 273 K 83.80 g of krypton at 1.00 atm pressure and 32°F 70.90 g of chlorine at 1.013 x 10 Pa and 273K Revised 8/18/19 32. How many liters will 20.0 g of Br2 occupy at STP? a) 2.80 L b) 5,4 L c) 1.8L d) 3.2...
2. An unknown gas has a density of 0.714 g/L at STP. What is the molar mass of the unknown gas? 3. What is the molar mass of a gas if 0.891 liters at 20.0°C and 1.20 atm weighs 3.17 g? 4. Acetylene gas, CH2, reacts with oxygen gas to produce gaseous carbon dioxide and liquid water. Write the balanced equation for this reaction. What volume of CO2 is produced at STP from 5.00 g 02? 5. What is the...
(IV) Calculate its volume (in liters) of 88.4 g of CO2 at STP. (V) H20 and CH4 are gases at 150 °C. Which exhibits more ideal behavior? Why? (VI) Assume that you have a cylinder with a movable piston. What would happen to the gas pressure inside the cylinder if you were to do the following? (@) Triple the Kelvin temperature while holding the volume constant (b) Reduce the amount of gas by 1/3 while holding the temperature and volume...
If we have C3H8 + 5O2 ---> 3CO2 + 4H2O a) How many liters of oxygen gas are required to react with 7.2 L of C3H8 if both gasses are at STP? b) How many grams of CO2 will be produced from 35 L C3H8 at 15 C and 1.65 atm? c) How many grams of water vapor can be produced when 15 L C3H8 at 15 C and 1.65 atm are reacted with 15 L O2 at -20.0 C...
4.- I have 24 liters of gas in a piston at a temperature of 215 °C. If I cool the gas until the volume decreases to 10 liters, what will temperature of the gas be in °C 5.- A tank contains 748 mmHg of oxygen and 0.253 atm of helium calculate the total pressure in mmHg 6.- If I have 0.165 moles of gas at a temperature of 189k and a presure of 2.69 atm, what is the volume of...
Need answers to both 1 & 2? QUESTION 1 What volume of CO2 can be obtained from the decomposition of 250 g of CaCO3 at STP? (1 mol = 224 L of gas) o a. 22.42 O b.441 O c. None of the other answer choices O d. 110g o e. 56 L QUESTION 2 For a set amount of gas at constant temperature, P1 - 2.15 atm changes to P2 = 1.73 atm. If V1 - 54.8 ml, what...
How many moles of chlorine gas at 120. °C and 33.3 atm would occupy a vessel of 12.0 L? What is the volume in liters of 3.50 moles of CO2 at standard temperature and pressure (STP)?
6. ) A sample of methane gas, CH4, at 322.0 degrees celcius and a pressure of 662 mmHg had a volume of 36.4 L. What would be the volume of the gas at STP 7.) The CO2 gas that was evolved during the fermentation of sugar was collected. After purification its volume was measured as 25.0 L at 22.5 Celcius and 702 mm Hg. How many moles of the CO2 gas were collected ? 8.) Commercially, compressed oxygen is sold...