The action of some commercial drain cleaners is based on the following reaction: 2 NaOH(s) +...
The action of some commercial drain cleaners is based on the following reaction: 2 NaOH(s) + 2 Al(s) + 6 H2O(l) ? 2 NaAl(OH)4(s) + 3 H2(g) What is the volume of H2 gas formed at STP when 2.34 g of Al reacts with excess NaOH? A. 1.29 L B. 5.38 C. .17L D. 2.91L Please show work!
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The action of some commercial drain cleaners is based on the
following reaction: 2 NaOH(s) +...
III(15pts) Some commercial drain cleaners make use of the following reaction to declog drains. NaOH(aq) + 2 Al(s) +6...
III(15pts) Some commercial drain cleaners make use of the following reaction to declog drains. NaOH(aq) + 2 Al(s) +6 H (1) ...> 2 NaAl(OH)/(aq) + 3 H2(g) 18 4,63 grams of Al(s) are reacted with excess NaOH and water, what volume of H.(R) can be produced at 742 mmHg, and 23.8 "C?
Some commercial drain cleaners contain two components: sodium hydroxide and aluminum powder and undergo the following...
Some commercial drain cleaners contain two components: sodium hydroxide and aluminum powder and undergo the following reaction: 2NaOH(aq) + 2Al(s) + 6H2O(l) → 2NaAl(OH)4 (aq) + 3H2(g) in the presence of water (for H2, the van der Waals constants are a=0.244 atm*L2/mol2 and b=.0266 L/mol). Assuming the reaction is done in a 2.0 L container at 300 K: a) What is the pressure of H2 (assuming H2 is an ideal gas) when 6.0 g of Al is treated with excess...
6. Commercial drain cleaners sometimes contain a mixture of aluminum powder and NaOH. When the mix is poured down a...
6. Commercial drain cleaners sometimes contain a mixture of aluminum powder and NaOH. When the mix is poured down a clogged drain, the following occurs: 2 NaOH(aq) + 2Al(s) + 6H2O(0) ► 2NaAl(OH)/(aq) + 3H2(g) + Heat Heat melts grease and gas breaks up the clogs. What volume of hydrogen is formed at 1.00 atm and 21.0°C when 5.00 g of Al are treated with excess NaOH?
Commercial drain cleaners s e s contain a mixture of suminum powder and NaOH. When the...
Commercial drain cleaners s e s contain a mixture of suminum powder and NaOH. When the mixis poured down a clogged drain, the following us 2 NaOH(aq) + 2Al(s) HOM2NAOH(aq) + Hg) + Haut Heat melts grease and a breaks up the clogs What volume of hydrogen is formed at 1.00 atm and 21.0°C when 5.00 g of Al are treated with exc NaOH? 7. The mass percent of HCOs in a certain 3 20 9 Alka Seltzer tablet is...
6. Commercial drain cleaners sometimes contain a mixture of aluminum powder and NaOH. When the mix...
6. Commercial drain cleaners sometimes contain a mixture of aluminum powder and NaOH. When the mix is poured down a clogged drain, the following occurs: 2NaAl(OH)4(aq) + 3H2(g) + Heat 2 NaOH(aq) + 2AI(s) + 6H2O() Heat melts grease and gas breaks up the clogs. What volume of hydrogen is formed at 1.00 atm and 21.0°C when 5.00 g of Al are treated with excess NaOH? 7. The mass percent of HCO3 in a certain 3.20 g Alka Seltzer tablet...
5.(16 pts, 8min) Do either (a) or (b) (a) A sample of Ar(g) having a mass of 0.0166 g is collected over water. If t...
5.(16 pts, 8min) Do either (a) or (b) (a) A sample of Ar(g) having a mass of 0.0166 g is collected over water. If the temperature and total pressure of the system are 48.0°C and 676 mmHg respectively, what is the volume of the gas expressed in liters? Data: is 83.71 mmHg. R= 0.0821 L atm/(K mol), 1 atm 760 mmHg Atomic mass of Ar-39.95 and the vapor pressure of water at 48.0°C (b) Consider the following reaction: 2 NAOH(aq)+2...
A sample of magnesium metal reacts completely with water via the following reaction: Mg (s) +...
A sample of magnesium metal reacts completely with water via the following reaction: Mg (s) + 2 H2O (l) → Mg(OH)2 (aq) + H2 (g) The hydrogen produced is collected over water at 25.0°C. If the volume of the gas is 7.80L and the pressure is 0.980 atm, calculate the mass of magnesium metal reacted. (Pwater @ 25.0°C = 23.8 mm Hg)
A piece of sodium metal reacts completely with water as follows. 2 Na(s) + 2 H2O(l)...
A piece of sodium metal reacts completely with water as follows. 2 Na(s) + 2 H2O(l) 2 NaOH(aq) + H2(g) The hydrogen gas generated is collected over water at 25.0°C. The volume of the gas is 475 mL measured at 1.00 atm. Calculate the number of grams of sodium used in the reaction. (Vapor pressure of water at 25°C = 0.0313 atm.)
Aluminum reacts with aqueous sodium hydroxide to produce hydrogen gas according to the following equation: 2Al(s)...
Aluminum reacts with aqueous sodium hydroxide to produce hydrogen gas according to the following equation: 2Al(s) + 2NaOH(aq) + 6H20(1)—2NaAl(OH)4(aq) + 3H2(g) The product gas, H2, is collected over water at a temperature of 20 °C and a pressure of 746 mm Hg. If the wet H2 gas formed occupies a volume of 7.58 L, the number of grams of H2 formed is g. The vapor pressure of water is 17.5 mm Hg at 20 °C. ONLAYN
Al(OH)3(s)+3HCl(aq)→AlCl3(aq)+3H2O(l) 1. Calculate the number of grams of HCl that can react with 0.440 g of...
Al(OH)3(s)+3HCl(aq)→AlCl3(aq)+3H2O(l) 1. Calculate the number of grams of HCl that can react with 0.440 g of Al(OH)3. 2. Calculate the number of grams of AlCl3 formed when 0.440 g of Al(OH)3 reacts. 3. Calculate the number of grams of H2O formed when 0.440 g of Al(OH)3 reacts.
III(15pts) Some commercial drain cleaners make use of the following reaction to declog drains. NaOH(aq) + 2 Al(s) +6 H (1) ...> 2 NaAl(OH)/(aq) + 3 H2(g) 18 4,63 grams of Al(s) are reacted with excess NaOH and water, what volume of H.(R) can be produced at 742 mmHg, and 23.8 "C?
6. Commercial drain cleaners sometimes contain a mixture of aluminum powder and NaOH. When the mix is poured down a clogged drain, the following occurs: 2 NaOH(aq) + 2Al(s) + 6H2O(0) ► 2NaAl(OH)/(aq) + 3H2(g) + Heat Heat melts grease and gas breaks up the clogs. What volume of hydrogen is formed at 1.00 atm and 21.0°C when 5.00 g of Al are treated with excess NaOH?
Commercial drain cleaners s e s contain a mixture of suminum powder and NaOH. When the mixis poured down a clogged drain, the following us 2 NaOH(aq) + 2Al(s) HOM2NAOH(aq) + Hg) + Haut Heat melts grease and a breaks up the clogs What volume of hydrogen is formed at 1.00 atm and 21.0°C when 5.00 g of Al are treated with exc NaOH? 7. The mass percent of HCOs in a certain 3 20 9 Alka Seltzer tablet is...
6. Commercial drain cleaners sometimes contain a mixture of aluminum powder and NaOH. When the mix is poured down a clogged drain, the following occurs: 2NaAl(OH)4(aq) + 3H2(g) + Heat 2 NaOH(aq) + 2AI(s) + 6H2O() Heat melts grease and gas breaks up the clogs. What volume of hydrogen is formed at 1.00 atm and 21.0°C when 5.00 g of Al are treated with excess NaOH? 7. The mass percent of HCO3 in a certain 3.20 g Alka Seltzer tablet...
5.(16 pts, 8min) Do either (a) or (b) (a) A sample of Ar(g) having a mass of 0.0166 g is collected over water. If the temperature and total pressure of the system are 48.0°C and 676 mmHg respectively, what is the volume of the gas expressed in liters? Data: is 83.71 mmHg. R= 0.0821 L atm/(K mol), 1 atm 760 mmHg Atomic mass of Ar-39.95 and the vapor pressure of water at 48.0°C (b) Consider the following reaction: 2 NAOH(aq)+2...
Aluminum reacts with aqueous sodium hydroxide to produce hydrogen gas according to the following equation: 2Al(s) + 2NaOH(aq) + 6H20(1)—2NaAl(OH)4(aq) + 3H2(g) The product gas, H2, is collected over water at a temperature of 20 °C and a pressure of 746 mm Hg. If the wet H2 gas formed occupies a volume of 7.58 L, the number of grams of H2 formed is g. The vapor pressure of water is 17.5 mm Hg at 20 °C. ONLAYN
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