If the air pressure is 733 torr, what is the pressure in atm? What would be...
im having a hard time with number 3 but if you can help me chall all of them thst would be greatly appreciated If the air pressure is 733 tor, what is the pressure in atm? 1 2 What wou ld be the pressure of 156 ml of gas at 695 tom after changing the volume to 256 ml? Consider the reaction: 3. KCIO3(s) KCI(aq) + O2(g) What would be the mass of KCIO, (s) needed to produce 2.0L of...
consider the reaction: KCIO3(s)---KCl (aq) + O2(g) What would be the mass of KCIO3(s) needed to produce 3.2 L of O2(g) at 1.25 atm at 27°C?
consider the reaction: KCIO3(s)---KCl (aq) + O2(g) What would be the mass of KCIO3(s) needed to produce 3.2 L of O2(g) at 1.25 atm at 27°C?
WOL 2. What volume of 0.250 M HCl is required to completely react with 0.350 g of Na2CO3? Na2CO3(s) + 2HCl(aq) + 2NaCl(aq) + H2O(l) + CO2(g) 3. Calcium carbonate decomposes at high temperatures to give calcium oxide carbon dioxide. What volume of CO2 will be collected at 950 torr and 500°C when 75.0 g of CaCO3 react? CaCO3(s) → Cao(s) + CO2(g) 4. How many mL of 0.250 M KMnO4 are needed to react with 3.36 g of FeSO4...
(2): A sample of helium at a pressure of 740. torr and in a volume of 2.58 L was heated from 24.0 to 750 °c. The volume of the container expanded to 2.81 L. What was the final pressure (in torr) of the helium? (3): What volume in liters does 0.136 g of O2 occupy at 20.0 °C and 2.36 atm? (4): A gas sample weighing 1.67 g has a volume of 276 mL at 589 torr and 28 °C....
5. Potassium chlorate reacts with hydrochloric acid to produce chlorine gas. What mass of KCIO3 is needed to make 4.50 L of chlorine at 2.35 atm and 37.0°C? KCIO3(g) + 6HCl(aq) → KCl(aq) + 3Cl2(g) + 3H2O(1)
Calculate the pressure in atm and in Torr of 0.386 g of Oz gas at 65 degrees C and contained in a vessel of volume - 1590 ml Select one or more: a. 0.211 atm, 160 Torr b.0.400 atm, 320 Torr c.0.211 atm, 273 Torr d. 160 atm, 461 Torr
1. A gas has a volume of 1.57 L at 2.95 atm. What pressure is required to reduce the volume to 1.25 L at the same temperature? at ga 2. A gas has a volume of 3.75 liters at 12°C, what is the volume at 25 C if the pressure remains constant? wil 3. What is the pressure of a gas in a 375 mL container, if it has a pressure of 219 Torr in a 525 mL container at...
1. What would be the new pressure (in atm.) if a gas sample at 75°C and 2.0 atm. was heated to 100.0°C at constant volume. 2. How many grams of O2 are contained in a 4.0 L sample at 2.0 atm. and 25°C? 3. What is the total pressure of a mixture of N2 and O2 if the partial pressures are 350 mmHg and 475 mmHg, respectively? What is the % of N2 and O2 in the mixture? 4. What...
3-What volume (in mL) of 0.125 M AgNO3 is required to react completely with 35.31 mL of 0.225 M Na3 PO4? The balanced reaction is given below: 3 AgNO3(aq) + Nas PO4(aq) —>Ag3SO4(6)+ 3 NaNO3(aq) 4-What volume (in mL) of 0.550 M HCl is required to react completely with 4.72 g of sodium hydrogen carbonate? NaHCO3(s)+ HCl aq) —>NaCl(aq) + CO2(g)+ H2O) 5-Determine the volume of O2 (at STP) formed when 30.0 g of KCIO3 decomposes according to the following...