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April 18, 2014

Search: What mass of solid aluminum hydroxide can be produced when 50.0 mL of 0.128 M Al(NO3)3 is added to 200.0 mL of 0.143 M KOH

Number of results: 47,450

stoichiometry
What mass of solid aluminum hydroxide can be produced when 50.0 mL of 0.200 M aluminum nitrate is added to 200.0 mL of 0.100M potassium hydroxide?
Tuesday, February 26, 2008 at 7:10pm by omar

College Chemistry
1) The concentration of the aluminum ion in a test solution is 0.10M. Using the Ksp for aluminum hydroxide (3. x 10^-34), calculate the concentration of hydroxide needed to precipitate aluminum hydroxide. From the concentration of the hydroxide, calculate the pH of the ...
Thursday, April 1, 2010 at 8:44pm by Zach

Chemistry
What mass of solid aluminum hydroxide can be produced when 50.0mL of .200 M Al(NO3)3 is added to 200.0 mL of .100 M KOH
Wednesday, September 5, 2007 at 5:42pm by Anonymous

chemistry
What mass of solid aluminum hydroxide can be produced when 50.0 mL of 0.200M Al(No3)3 is added to 200 Ml of a 0.100M KoH
Friday, November 6, 2009 at 3:20pm by Kaylee

chemistry
What mass of solid aluminum hydroxide can be produced when 50.0 mL of 0.200M Al(No3)3 is added to 200 Ml of a 0.100M KoH
Friday, November 6, 2009 at 3:21pm by Kaylee

chemistry
What mass of aluminum hydroxide will be produced when 0.460 grams of aluminum sulfide react with water? How many grams of hydrogen sulfide are produced, according to the following equaton? Al2S3 + H20 -------> Al(OH)3 + H2S
Thursday, January 19, 2012 at 4:20pm by john

chemistry
I have 3 questions I need help with 1. mix 120ml of 0.320M silver nitrate with 40ml of 0.320M potasium chromate. What mass of silver chromate is produced? 2. Calculate the mass of white solid CaCO3 that forms when 98ml of a 0.1M Ca(NO3)2 solution is mixed with 54ml of a 2.5M ...
Wednesday, January 27, 2010 at 9:37pm by Krissy

Chemistry
Over the years, the thermite reaction (mixing of solid iron (III) oxide with aluminum metal) has been used for welding railroad rails, in incendiary bombs, and to ignite solid-fuel rocket motors. A. Write a balanced equation representing the reaction. B. What masses of iron (...
Tuesday, August 6, 2013 at 3:07pm by Stockton

Chemistry
Describe the process by which adding potassium hydroxide to a saturated aluminum hydroxide solution reduces the concentration of aluminum ions. Write the solubility equilibrium equation and solubility product constant expression for a saturated aqueous solution of aluminum ...
Tuesday, May 18, 2010 at 10:13pm by Alex

chemistry
During the electrolysis of molten aluminum chloride in an electrolytic cell, 5.40 g of aluminum is produced at the cathode. Predict the mass of chlorine produced at the anode.
Saturday, April 19, 2008 at 11:54pm by Rishikesh

Chemistry
Use the equation below to answer the following questions. Al + H2SO4 ==> Al2(SO4)3 + H2 A. If 8.15 moles of aluminum are reacted, how many moles of hydrogen will be produced? B. If 44.7 g of hydrogen sulfate is reacted, what mass of aluminum sulfate is produced? C. If 34.6 ...
Friday, February 29, 2008 at 4:13pm by katie

Chemistry
Given the reaction: Fe2O3 + Al -> Fe Al2O3 What masses of iron oxide and aluminum must be used to produce 15g iron? What is the maximum mass of aluminum oxide that could be produced? How much aluminum oxide would be produced if the yield is 93%? Please show solutions. :]
Saturday, October 4, 2008 at 8:54am by Harmony

Chemistry
In a reaction, 34.6 g of chromium(III) oxide reacts with 12.3 g of aluminum to produce chromium and aluminum oxide. If 23.7 g of chromium is produced, what mass of aluminum oxide is produced?
Friday, April 8, 2011 at 10:22pm by Justine

chemistry
In a reaction, 37.5 g of chromium(III) oxide reacts with 13.3 g of aluminum to produce chromium and aluminum oxide. If 25.7 g of chromium is produced, what mass of aluminum oxide is produced?
Friday, October 7, 2011 at 10:29pm by Anonymous

chemistry
What is the Ksp of aluminum hydroxide when dealing with a saturated solution of aluminum hydroxide, and the concentration of aluminum ion is 2.4 x 10^-8 mol/L. DrBob, could you please write down the answer only I want to see if I can get to it myself. I am asking this becuase ...
Thursday, April 3, 2008 at 9:25pm by MikeSo

chemistry
Aluminum is burned in O2 to give Al2O3. 74g of aluminum are mixed and reacted with 56g O2. What mass of aluminum oxide is produced? #gAl2O3 = 56gO2 x ??
Sunday, March 8, 2009 at 7:36pm by sh

Chemistry
I had a quiz today and one of the multiple choice questions was something like, "find the final temperature of aluminum when it is cooled" and then it gave you the specific heat capacity of aluminum, the mass of the aluminum, initial temperature, and enthalpy change. One of ...
Thursday, February 21, 2013 at 5:16pm by a Canadian

Chemistry
Aluminum bromide and sodium hydroxide react to form aluminum hydroxide and sodium bromide. a.)How many moles of sodium bromide can be formed from 1.55 moles of aluminum bromide? b.)How many moles of aluminum hydroxide may be formed from 4.65 moles of sodium hydroxide?
Sunday, November 3, 2013 at 7:03pm by Kelsi

college
If I combined 25.0 grams of aluminum hydroxide with 75.0 mL of 0.500 M HNO3 how many grams of aluminum hydroxide would be formed?
Sunday, November 28, 2010 at 11:50pm by Justin

chemistry
A .055 gram sample of aluminum hydroxide is reacted with .200M hydrochloric acid. How many mL of the acid are needed to neutralize the aluminum hydroxide?
Tuesday, April 27, 2010 at 7:02pm by Anonymous

Chemistry
Suppose you wanted to dissolve an aluminum block with a mass of 15.4 g What mass of H2 gas (in g) would be produced by the complete reaction of the aluminum block?.
Tuesday, October 6, 2009 at 11:08pm by Liz

chemistry 105
Sulfuric acid dissolves aluminum metal according to the following reaction: 2Al(s)+3H2SO4(aq)-->Al2(SO4)3(aq)+3H2(g) Suppose you wanted to dissolve an aluminum block with a mass of 14.7 g. What minimum mass of H2SO4(in g) would you need? What mass of H2 gas(in g) would be ...
Monday, October 10, 2011 at 11:03pm by julie

Chemistry
In a spontaneous oxidation-reduction reaction between aluminum and silver ion, the aluminum(III) ion and solid silver are formed. If 0.001g of aluminum is consumed in this reaction, how much silver is produced? a)1.20g b)1.00g c)3.00g d)530g
Wednesday, November 3, 2010 at 9:33pm by Kayy

Chemistry
In a reaction, 39.5 g of chromium(III) oxide reacts with 14.0 g of aluminum to produce chromium and aluminum oxide. If 27.0 g of chromium is produced, what mass of aluminum oxide is produced? I don't know where to begin. Do I put this into a chemical formula? balance it out? ...
Wednesday, April 7, 2010 at 5:30pm by Anonymous

A.P. Chemistry
10. What mass of LiSO4 (110 g/mol) is required to prepare 30mL of 0.20M LiSO4? 11. Liquid bromine is reacted with aluminum to produce solid aluminum bromide. If 0.450L of bromine reacts with excess aluminum, how much aluminum is made? (Density of liquid bromine is 3.1g/L)
Sunday, October 21, 2012 at 11:10pm by Yazmin

Chemistry
Over the years, the thermite reaction has been used for welding railroad rails, in incendiary bombs, and to ignite solid-fuel rocket motors. The reaction is given below. Fe2O3(s) + 2 Al(s) 2 Fe(l) + Al2O3(s) What masses of iron(III) oxide and aluminum must be used to produce ...
Sunday, April 25, 2010 at 10:20am by Anonymous

chem
over the years, the thermite reaction has been used for welding railorad rails, in incendiary bombs, and to ignite solid fuel rocket motors. The reaction: Fe2O3(s) + 2 Al (s) -> 2 Fe(l) + Al2O3 (s) What masses of iron ( III) oxide and aluminum must be used to produce 15.0 ...
Sunday, August 26, 2012 at 1:16am by greeny

Chemistry
Over the years, the thermite reaction has been used for welding railroad rails, in incendiary bombs, and to ignite solid-fuel rocket motors. The reaction is the following. Cr2O3(s) + 2 Al(s) → 2 Cr(l) + Al2O3(s) What masses of chromium(III) oxide and aluminum must be ...
Tuesday, January 21, 2014 at 3:26am by Monica

chemistry
What mass of aluminum metal can be produced per hour in the electrolysis of a molten aluminum salt by a current of 24 amps? All i need is the moles of Aluminum per moles of electons. thanks
Monday, November 22, 2010 at 3:07am by moe

chemistry
Sulfuric acid dissolves aluminum metal according to the following reaction: 2Al(s) + 3H2SO4(aq) -> Al2(SO4)3(aq) + 3H2(g) Suppose you wanted to dissolve an aluminum block with a mass of 15.9g . A)What minimum mass of H2SO4 (in g) would you need? [***A=86.7g***] B)What mass ...
Saturday, October 20, 2007 at 4:18am by leo

Chemistry
Solid aluminum carbonate decomposes to form solid aluminum oxide and carbon dioxide gas
Wednesday, January 9, 2013 at 11:42pm by Jill

chemistry
Solid aluminum carbonate decomposes to form solid aluminum oxide and carbon dioxide gas
Wednesday, December 4, 2013 at 9:19pm by rose

chem
Anhydrous aluminum oxide can be reduced to aluminum according to thisa chemical equation: 2 Al2O3 (s) ---> 4 Al (l) + 3 O2 (g) Calculate the mass of aluminum oxide reacted if 91.4 g of Al was produced and the percent yield was found to be 89.3%
Wednesday, September 15, 2010 at 10:39am by vanessa

Chemistry
Anhydrous aluminum oxide can be reduced to aluminum according to thisa chemical equation: 2 Al2O3 (s) ---> 4 Al (l) + 3 O2 (g) Calculate the mass of aluminum oxide reacted if 82 g of Al was produced and the percent yield was found to be 89.3%
Friday, October 18, 2013 at 9:10pm by Kristin

Chemistry*
Oh sorry I forgot the arrows! Over the years, the thermite reaction has been used for welding railroad rails, in incendiary bombs, and to ignite solid-fuel rocket motors. The reaction is given below. Fe2O3(s) + 2 Al(s) -->2 Fe(l) + Al2O3(s) What masses of iron(III) oxide ...
Sunday, April 25, 2010 at 6:15pm by Anonymous

Physics
One cubic meter (1.00 m^3) of aluminum has a mass of 2.70 multiplied by 10^3 kg, and the same volume of iron has a mass of 7.86 multiplied by 10^3 kg. Find the radius of a solid aluminum sphere that will balance a solid iron sphere of radius 1.40 cm on an equal-arm balance.
Friday, August 27, 2010 at 12:27am by Z32

Chemistry Stoichiometry
Sulfuric acid can dissolve aluminum metal according to the following reaction. Suppose you wanted to dissolve an aluminum block with a mass of 25.7 . How many grams of H2 gas would be produced by the complete reaction of the aluminum block?
Saturday, October 27, 2012 at 4:46am by Brianna

CHEM-last part prob.
Aluminum reacts with chlorine gas to form aluminum chloride via the following reaction: 2Al(s) + 3Cl2(g) -> 2AlCl3(s) You are given 19.0g of aluminum and 24.0g of chlorine gas. a)If you had excess chlorine, how many moles of of aluminum chloride could be produced from 19.0g...
Tuesday, October 16, 2007 at 12:22am by K

chemistry
Al2(SO4)3+6KOH-->2Al(OH)3+3K2SO4 a)How many grams of potassium hydroxide are needed to completely react with 870 mg of aluminum sulfate? b)If you want to make 7.00 grams of potassium sulfate, how many grams of aluminum sulfate would you need to react? c)How many grams of ...
Monday, April 29, 2013 at 2:30pm by ashley

Chemistry
1) A compound has the following percentages by mass: barium, 58.84%; sulfur, 13.74%; oxygen, 27.43%. Determine the empirical formula of the compound. 2) If a 1.271-g sample of aluminum metal is heated on a chlorine gas atmosphere, the mass of aluminum chloride produced is 6....
Friday, December 30, 2011 at 11:07am by Natalie

Chemistry
The high acid rain which falls in the Northeast frees aluminum ions from the soils. The tree absorbs the aluminium ion. The sap is basic so the aluminium ion becomes aluminum hydroxide. Aluminium hydroxide is a large bulky molecule that plugs the water/nutrient transport ...
Thursday, November 8, 2012 at 10:29am by I need Help

Chemistry
An antacid contains 200mg of aluminum hydroxide and 200mg of magnesium hydroxide per capsule. a. How many moles of Al(OH)3 does each capsule contain? 2.56 x 10^-3 mol Al(OH)3 is that correct? b. What is the mass in milligrams of 0.0457 mole of magnesium hydroxide? 2.665 x 10^-...
Monday, July 1, 2013 at 4:26pm by Tiffany

Chemistry
Write and balance equations for the following reactions. A)Iron metal and Chlorine gas react to form solid iron(III) chloride. B)Solid aluminum carbonate decomposes to form solid aluminum oxide and carbon dioxide gas. C)Solid magnesium reacts with aqueous silver nitrate to ...
Sunday, February 28, 2010 at 6:36pm by Jack

Chemistry
Solid aluminum carbonate decomposes to form solid aluminum oxide and carbon dioxide gas. Is Al2(CO3)3 ==> Al2O3 + CO2 the right equation? If so, how do you balance this equation?
Monday, March 1, 2010 at 9:27am by Jack

Chemistry
In a certain reaction, 300.23 grams of solid aluminum sulfide combine with unlimited aqueous silver nitrate. How many moles of aluminum sulfide react? How many moles of each product will be produced? First of all, is the reaction a double replacement or not? I have so much ...
Monday, December 7, 2009 at 8:33pm by Paula

CHEM
Aluminum reacts with chlorine gas to form aluminum chloride via the following reaction: 2Al(s) + 3Cl2(g) -> 2AlCl3(s) You are given 19.0g of aluminum and 24.0g of chlorine gas. a)If you had excess chlorine, how many moles of of aluminum chloride could be produced from 19.0g...
Monday, October 15, 2007 at 11:39pm by K

Chemistry
If you had excess chlorine, how many moles of of aluminum chloride could be produced from 20.0 g of aluminum? If you had excess aluminum, how many moles of aluminum chloride could be produced from 25.0 g of chlorine gas Cl2?
Sunday, November 6, 2011 at 11:58pm by Lauren

Chem
net ionic equation of aluminum hydroxide + sodium hydroxide
Saturday, April 2, 2011 at 6:39pm by Adrianna

Chemistry
If aluminum hydroxide -Al(OH)3- is an acid, why does it end with hydroxide instead of beginning with hydrogen?
Friday, October 22, 2010 at 2:29am by Jennifer

Chemistry
The ksp of aluminum hydroxide is 5.6e-17. What is the concentration of hydroxide in a saturated solution?
Friday, June 3, 2011 at 8:54am by Kat

chem
when water is added to solid calcium carbide, CaC2, acetylene gas,C2H2,and calcium hydroxide,Ca(OH)2, are produced. how many moles of acetylene are produced when 0.50 mole of calcium carbide reacts?
Monday, April 19, 2010 at 2:10pm by 6784

chemistry
A mixture of ALuminum and Zinc weighing 1.67 grams is completely dissolved in hydrochloric acid and 1.750 Liters of hydrogen is produced at 273 Kelvin and 1.0 ATM. can you please help me calculate the mass of Aluminum and Zinc in the Sample?
Sunday, November 7, 2010 at 9:24pm by Gloria

Chemistry
Some drain cleaners contain a mixture of sodium hydroxide and aluminum which reacts with water as follows: 2Al(s)+2 NaOH(aq)+6H2O(l)->2Na[Al(OH)4](aq)+3H2(g) What mass of hydrogen gas can be produced when 5g Al reacts with sufficient NaOH and H2O) according to the above ...
Sunday, November 1, 2009 at 4:39pm by Christina

chem
when water is added to solid calcium carbide, CaC2, acetylene gas, C2H2, and calcium hydroxide, Ca(OH)2 are produced. how many moles of acetylene are produced when 0.50 mole of calcium carbide reacts? can anyone explain this to me please
Wednesday, April 14, 2010 at 10:56am by herjaz

Chemistry
Aluminum sulfate reacts with barium chloride to yield barium sulfate and aluminum chloride. What mass of barium sulfate is produced from 650 mL of 0.320 M of aluminum sulfate? Thank you.
Monday, September 27, 2010 at 7:27pm by Tara

chemistry
write and balance Solid aluminum carbonate decomposes to form solid aluminum oxide and carbon dioxide and carbon dioxide gas
Wednesday, March 27, 2013 at 11:24am by tamara

Chemistry 3A
You have three moles of oxygen and hydrogen. And 1 mol of aluminum as well as one mole of aluminum hydroxide
Monday, December 10, 2012 at 2:10pm by Katie

Chemistry
Knowing that 2 aluminum atoms and 3 chlorine molecules react to produce 2 units of aluminum chloride, how many moles of aluminum chloride can be produced by reacting 7.8 moles of chlorine with excess aluminum?
Thursday, February 24, 2011 at 9:39pm by Joe Schmo

chemistry
A. ) A goodyear blimp typically contains 5400 m cubed of helium at an absolute pressure of 1.1*10^5 Pa. The temperature of the helium is 280 K. What is the mass (in kg) of the helium of the blimp? B. ) Estimate the spacing between the centers of neighboring atoms in a piece of...
Wednesday, November 17, 2010 at 12:51am by joe

Chemistry
A. ) A goodyear blimp typically contains 5400 m cubed of helium at an absolute pressure of 1.1*10^5 Pa. The temperature of the helium is 280 K. What is the mass (in kg) of the helium of the blimp? B. ) Estimate the spacing between the centers of neighboring atoms in a piece of...
Wednesday, November 17, 2010 at 6:57am by joe

Chemistry
A 0.250-g sample of a magnesium-aluminum alloy dissolves completely in an excess of HCl (aq) . When the liberated H2 (g) is collected over water at 29 degrees celsius and 752 torr, the volume is found to be 301 mL . The vapor pressure of water at 29 degrees celsius is 30.0 ...
Monday, February 28, 2011 at 2:30pm by Jake

chem
The equation is given balanced, in the link I gave, in reactions. Aluminum carbide and water yield methane and aluminum hydroxide. There is little to explain.
Sunday, November 28, 2010 at 12:51pm by bobpursley

Chemistry
An antacid contains 200mg of aluminum hydroxide and 200mg of magnesium hydroxide per capsule. a. How many moles of Al(OH)3 does each capsule contain? b. What is the mas in milligrams of 0.0457 mole of magnesium hydroxide?
Monday, July 1, 2013 at 11:58am by Glenn

Chemistry
An antacid contains 200mg of aluminum hydroxide and 200mg of magnesium hydroxide per capsule. a. How many moles of Al(OH)3 does each capsule contain? b. What is the mas in milligrams of 0.0457 mole of magnesium hydroxide?
Monday, July 1, 2013 at 12:07pm by Glenn

chem
given the mass of the original sample and the mass of the solid chloride produced, how do you calculate the mass of the matal in the unknown?
Tuesday, April 15, 2008 at 6:18pm by ashley

Chemistry
In a saturated solution of aluminum hydroxide, the concentration of aluminum ion is 2.4 x 10^-8 mol/L. The Ksp of aluminum hydroxide would be? Same process as Ag3PO4. In a saturated solution of PbBr2, the concentration of Br1- is 8.2 x 10^-2 mol/L. The [Pb2+] in mol/L is? ...
Friday, March 12, 2010 at 3:06am by DrBob222

chemistry*
Over the years, the thermite reaction has been used for welding railroad rails, in incendiary bombs, and to ignite solid-fuel rocket motors. The reaction is given below. Fe2O3(s) + 2 Al(s) -->2 Fe(l) + Al2O3(s) What masses of iron(III) oxide and aluminum must be used to ...
Sunday, April 25, 2010 at 8:54pm by Anonymous

Science
Thermite is a mixture of iron(III) oxide and aluminum powders that is used in some countries to weld railroad tracks. It is a spectacular reaction to yield solid aluminum oxide that floats on the molten iron. When cooled, the iron is ground smooth and even with the rest of the...
Wednesday, November 16, 2011 at 8:58pm by Megan

chemistry
You are given 28.0 of aluminum and 33.0 of chlorine gas. Part A If you had excess chlorine, how many moles ofof aluminum chloride could be produced from 28.0 of aluminum?
Monday, September 17, 2012 at 5:45pm by teresa

chemistry
Aluminum granules are a component of some drain cleaners because they react with sodium hydroxide to release both energy and gas bubbles to help clear the drain clog. The reaction is: 2NaOH + Al + 6H2O  2NaAl(OH)4 + 3H2 (note: balance the reaction first) What mass of ...
Sunday, December 8, 2013 at 7:43pm by b

Chemistry
Hi! I kind of need help to get started with these four problems. There are more problems like the ones below. It would be great if I had an example of each of the four problems. Thanks! FeSO4(aq)+ KCL(aq) (for problem 1 and 2) 1)When the following solutions are mixed together...
Sunday, October 15, 2006 at 2:32pm by chrissy

chemistry
I went to our school's tutoring lab and received the explanation I needed to understand this. However I have another related question. I don't know if you will see this or not. Suppose we have a similar problem, except using Aluminum and HCl. The ratio is different. I am lost ...
Monday, November 19, 2012 at 6:29pm by Jeremiah

math
a solid cube of a aluminum has sides 9cm long. A metallurgist would like to melt the cube down and use all the molten aluminum to make three smaller, solid congruent cubes. What should the lentgh, in centimeters, of a side of one of the smaller cubes?
Friday, February 25, 2011 at 5:54pm by michele

Chemistry
If 32.6 g of aluminum is produced, how many moles of aluminum nitrate is reacted?
Tuesday, November 13, 2012 at 9:18am by Kim

chem
when water is added to solid calcium carbide, CaC2, acetylene gas, C2H2, and calcium hydroxide, Ca(OH)2 are produced. how do i write a balanced equation for the reaction.
Wednesday, April 14, 2010 at 10:55am by herjaz

chemistry
when water is added to solid calcium carbide, CaC2, acetylene gas,C2H2,and calcium hydroxide,Ca(OH)2, are produced. how do i write a balanced equation for the reaction.
Monday, April 19, 2010 at 2:09pm by 6784

chemistry
When 9.8g of aluminum oxide(Al2O3) decomposes, how many frams of aluminum metal are produced?
Wednesday, March 4, 2009 at 6:28pm by Chelsy

Chemisty
What mass of aluminum is produced by the decompisition of 7.47 kg of Al2O3?
Sunday, February 26, 2012 at 10:49pm by Cheery`

chemistry
The amount of lactic acid, HC3H5O3, produced in a sample of muscle tissue was analyzed by reaction with hydroxide ion. Hydroxide ion was produced in the sample mixture by electrolysis. The cathode reaction is given below. 2 H2O(l) + 2 e ‾ → H2(g) + 2 OH ‾ (aq...
Monday, May 3, 2010 at 12:59am by Long

chemistryy
You are given 23.0 of aluminum and 28.0 of chlorine gas. If you had excess chlorine, how many moles of of aluminum chloride could be produced from 23.0 of aluminum? Express your answer to three significant figures and include the appropriate units.
Monday, September 17, 2012 at 5:46pm by pink

Chemistry
If you had excess aluminum, how many moles of aluminum chloride could be produced from 32.0 g of chlorine gas?
Friday, January 14, 2011 at 5:22pm by Anonymous

chemistry
Sure thing:P Can you help me with one very last question? In a saturated solution of silver nitrate the concentration of aluminum ion is 2.4 x 10^-8 mol/L. What is the Ksp of aluminum hydroxide? I really dont even know where to start......
Thursday, April 3, 2008 at 10:48pm by MikeSo

Chemistry
Bauxite ore contains aluminum oxide Al2O3(s) which is decomposed using electricity to produce aluminum metal and oxygen gas. What mass of aluminum metal can be procuced from 155g of aluminum oxide?
Sunday, February 19, 2012 at 7:07pm by Hannah

chemistry
Calcium reacts with water to yield calcium hydroxide and water according to the following equation: Ca + 2H2O ==> Ca(OH)2 + H2 . How many moles of hydrogen will be produced if 3115.8 grams of calcium hydroxide is produced?
Friday, January 25, 2013 at 1:18pm by charlene W

chem
Aluminum hydroxide and sulfuric acid neutralize to make water and aluminum sulfate. the first step i have done: Al(OH)3 + H2SO4 -> H2O + Al2(SO4)3 i find this one confusing XD
Monday, November 22, 2010 at 3:58pm by hannah

chemistry
What mass of solid magnesium hydroxide is needed to neutralixe .385 Liters of 2.5 M nitric acid?
Thursday, January 24, 2013 at 4:58pm by jessica

chemisrty
what is the balanced equation for thereaction of aluminum selenide with water including the physical states reactants and products im given hydrogen selenide prepared by reacting aluminum selenide with water other product solid aluminum hydroxide please can you help minnie: ...
Thursday, February 1, 2007 at 5:33am by donald

chemistry
to find the molarity of an aqueous solution of an ionic solid what do you need to know? a... mass of solid, formula of solid, volume of water b...moles of solid, formula of solid, volume of water c....mass of solid, formula of solid, volume of solution d....moles of solid, ...
Tuesday, November 30, 2010 at 3:37pm by Anna

Chemistry
When 3g of sodium hydroxide (NaOH) was dissolved in 150g of water a value of 10.5 degrees C was obtained for delta T. Calculate the heat (calories) produced by the solution of 3 g of NaOH Calculate the number of calories that would be produced if one mole of sodium hydroxide ...
Thursday, November 2, 2006 at 6:25am by Talina

12th grade
what mass of copper may be produced when excess CuSO4 is reacted with 100g of aluminum metal?
Monday, February 23, 2009 at 2:21pm by carson

Physics
An aluminum wire of diameter 2.47 mm carries a current of 12.9 A. How long on average does it take an electron to move 10.5 m along the wire? Assume 3.50 conduction electrons per aluminum atom. The mass density of aluminum is 2.70 g/cm3 and its atomic mass is 27.0 g/mol.
Friday, February 10, 2012 at 9:07am by jason

chemistry
Just checking an answer... I was given Aluminum + Sulfur yields.. & I was to finish & balance & answer the questions. 2Al + 3S => Al2S3 If 1 mole of sulur reacts, how many moles of aluminum sulife are produced? .166 mol Al2S3 How many grams of aluminum sulfide is this? 24.9 g
Monday, March 31, 2008 at 7:46pm by anna

Chemistry
What mass of solid calcium hydroxide is required to neutralize .100 L of .500 < sulfuric acid?
Monday, March 26, 2012 at 8:03pm by Kate

chemistry
A 0.500 L solution of 7.50 M hydrochloric acid is used to neutralize a 250.0 g sample of calcium hydroxide. Calcium chloride a chemical used to control highway dust, strengthen concrete mixes, and add flavor to foods is produced by the reaction. 2 HCl + Ca(OH)2 → ...
Monday, March 1, 2010 at 4:34pm by DrBob222

chemistry
one reaction was between the aluminum and the leftover hydrochloric acid the products are aluminum chloride and hydrogen gas. the other reaction was the aluminum and the copper(II)chloride.. this produced aluminum chloride and copper metal. what was the evidence that hydrogen ...
Monday, October 10, 2011 at 5:07pm by dianne

chemistry need help
1. Divide the grams of aluminum by the molar mass of aluminum (26.98g/mole) to convert mass to moles. 2. Multiply the number of moles of aluminum by Avogadro's Number (6.02x10^23 atoms/mole).
Wednesday, March 25, 2009 at 9:59pm by GK

chemistry
an aluminum cylinder is 10.0 cm in length and has a radius of .25 cm. if the mass of a single atom of aluminum is 4.48X10^-23 calculate the number of aluminum atoms present in the cylinder. the density of aluminum is 2.70 g/cm^3 Please answer quickly.
Friday, September 7, 2012 at 9:32am by Krista

chemistry
what mass of salt can be produced from the reaction of 3.45 grams of sodium hydroxide and an excess of hydrochloric acid?
Sunday, April 25, 2010 at 10:56am by Alexis

chemistry
what mass of salt can be produced from the reaction of 3.45 grams of sodium hydroxide and an excess of hydrochloric acid?
Sunday, April 25, 2010 at 10:56am by Alexis

chemistry
what mass of salt can be produced from the reaction of 3.45 grams of sodium hydroxide and an excess of hydrochloric acid?
Tuesday, April 27, 2010 at 4:50pm by Alexis

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