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December 20, 2014

Search: Magnesium reacts with oxygen to form magnesium oxide. If 0.81 grams of magnesium oxide are formed, how many grams of oxygen reacted?

Number of results: 24,568

chemistry
how many liters of hydrogen gas measured at 1.05 atm and negative 25 degrees will be produced when 5.00 grams of magnesium metal is dropped into excess hydrochloric acid?
May 25, 2010 by sss

Chemistry
Calculate the number of mL of hydrogen gas at 27 degrees Celsius and 640 Torr produced by the reaction of 0.520 grams of magnesium with excess hydrochloric acid.
February 5, 2012 by Noah

Chemistry
Aluminum metal and Iron(III) oxide react to give aluminum and iron metal. What is the maximum amount of Iron that can be obtained from a reaction mixture containing 2.5 grams of aluminum and 9.5 grams of Iron(III) oxide? What mass of excess reactant remains?
October 1, 2011 by Jessica

Chemisrty
How many grams of lithium metal would be produced if 0.500g of magnesium was added to a solution of lithium chloride?
May 5, 2012 by Elizabeth

chemistry
1) MgO (s) + 2H (aq) -> Mg+2 (aq) + H2O (l) 2) Mg+2 (aq) + H2 (g)-> Mg(s) + 2H+ (l) 3) equation 1+ equation 2 = MgO (s) + H2 (g) -> Mg (s) + H2O (l) is it correct? if so, i need to write an expression which could be used to obtain the heat of formation of magnesium ...
October 12, 2011 by sari

science
2 H2 + O2 -> 2 H2O 2 grams + 32 grams -> _ _ _ _ _ grams how would the mass of water formed in the reaction compare to the mass of oxygen and hydrogen that reacts? include types of change illustrated in the balanced equation. explain the conversation of matter and ...
March 31, 2013 by jeff

science
2 H2 + O2 -> 2 H2O 2 grams + 32 grams -> _ _ _ _ _ grams how would the mass of water formed in the reaction compare to the mass of oxygen and hydrogen that reacts? include types of change illustrated in the balanced equation. explain the conversation of matter and ...
March 31, 2013 by jeff

science
2 H2 + O2 -> 2 H2O 2 grams + 32 grams -> _ _ _ _ _ grams how would the mass of water formed in the reaction compare to the mass of oxygen and hydrogen that reacts? include types of change illustrated in the balanced equation. explain the conversation of matter and ...
March 31, 2013 by jeff

science
2 H2 + O2 -> 2 H2O 2 grams + 32 grams -> _ _ _ _ _ grams how would the mass of water formed in the reaction compare to the mass of oxygen and hydrogen that reacts? include types of change illustrated in the balanced equation. explain the conversation of matter and ...
March 31, 2013 by jeff

chemistry
what is the maximum number of grams of PH3 that can be formed when 6.2grams of phosphorus reacts with 4.0 grams of hydrogen to form PH3? P4+6H2--> 4PH3
June 9, 2008 by afdsfd

science need help
2 H2 + O2 -> 2 H2O 2 grams + 32 grams -> _ _ _ _ _ grams how would the mass of water formed in the reaction compare to the mass of oxygen and hydrogen that reacts? include types of change illustrated in the balanced equation. explain the conversation of matter and ...
April 1, 2013 by jeff

chemistry
how many grams of water can be formed when 28.7 grams of CH4 reacts with 45.8 grams of O2
December 16, 2010 by mickey

chemistry
how many grams of water can be formed when 28.7 grams of CH4 reacts with 45.8 grams of O2
December 16, 2010 by mickey

chemistry
Can someone help me finish this equation, please? We're adding Magnesium to Copper sulfate and getting Copper. This is what I have as of now: CuSO4+Mg===>Cu I'm guessing it is a single replacement, so should I add MgSO4 to the right? But then my lab procedure says that we ...
March 8, 2007 by Lydia

Chemistry
Given a 10.0g sample of MgCO3*5H2O, what weight of anhydrous magnesium carbonate can be obtained after driving off the water? The GFM of the sample is 174.3amu. Now.. how do I go about finding the weight of the magnesium carbonate?
November 9, 2009 by c

Chemistry
For every liter of sea water that evaporates, 3.70g of magnesium hydroxide are produced. How many liters of sea water must evaporate to produce 5.00 moles of magnesium hydroxide? Please show and explain all steps! Thank you!
September 29, 2010 by Jack

Chemistry
An antacid tablet containing magnesium hydroxide instead of calcium carbonate was dissolved in 100.0 mL of 0.2893 M HCL. 10 mL of this solutions was titrated to endpoint with 25.20 mL of 0.1007 M NaOH. How much magnesium hydroxide was in the antacid tablet(in mg)? Any help is ...
May 7, 2013 by Mindy

science
Which of the following pairs of elements are likely to form ionic compounds: A) helium and oxygen B) magnesium and chlorine C) chlorine and bromine D) potassium and sulfur E) sodium and potassium F) nitrogen and oxygen I believe the answer is d and f
September 18, 2011 by jake

PT
You are given a compound which calls for combining 30 grams of 2.5% hydrocortisone cream with 15 grams of zinc oxide
August 16, 2014 by PP

chemistry
A 5 mL dose of Milk of Magnesia contains 400 mg of magnesium hydroxide. What mass in grams of HCl can it neutralize? Balanced equation= Mg(OH)sub2 + 2HCl---> MgClsub2(aq) + 2Hsub2O
February 14, 2011 by Janette

Chemistry
If 3.00 mol of calcium carbonate is heated to produce calcium oxide and carbon dioxide, how many grams of calcium oxide are produced?
March 29, 2011 by John Goodroe

Chemistry
If 3.00 mol of calcium carbonate is heated to produce calcium oxide and carbon dioxide, how many grams of calcium oxide are produced?
March 29, 2011 by John Goodroe

chemistry 1046
Calculate the solubility (in grams per 1.00 102 mL of solution) of magnesium hydroxide in a solution buffered at pH = 9 the ksp of Mg(oh)2 = 2.06e-13
July 3, 2012 by Anonymous

Chem - oxides
When an element is burnt in excess oxygen, is the oxide formed always: 1. a crystalline solid 2. greater in mass than the element 3. soluble in water 4. white in color alright, i know that most oxides are not soluble in water other than group 1 elements and calcium and barium...
September 23, 2009 by Monica

science
1.3 mol of calcium carbonate decomposed to calcium oxide and carbon dioxide. How many grams of calcium oxide is produced?
September 22, 2014 by Xolani Rudolph Ngovene

Chemistry
How many grams of copper are produced when excess aluminum reacts with 11.6g of copper oxide?
April 26, 2011 by Melissa

chemistry
how many grams of ammonia (NH3) will react with 27.8 grams of nitric oxide (NO)? 4NH3 + 6NOd 5N2 + 6H2O
April 11, 2012 by Anonymous

Chemistry
How is magnesium formed (detailed answer)
January 12, 2010 by Numz

chemistry
Mercury reacts with oxygen to produce mercury(II) oxide. Hg(l) + O2(g) → HgO(s) a. Balance the reaction equation. Include physical states. 2Hg(l) + O2(g) → 2HgO(s) b. What is the theoretical yield (in grams) of HgO if 255 g of Hg are reacted with 255 g of O2? ???
February 14, 2012 by krystal

Chemistry
60.0 mL of 3.40 M sodium hydroxide is combined with 39.0 mL of 1.50 M magnesium chloride. What mass in grams of solid forms? (Hint: the total or overall reaction is most useful in doing calculations.) I got 485.1
October 5, 2012 by Anonymous

Chemistry
If 80.0 grams of methane were reacted with 368 grams of oxygen, how many grams of water would be formed (find limiter first).
April 3, 2011 by Lisa

Chemistry
50.00 mL of OOH was diluted to 250.0 mL with deionized water. In the determination of the total cation concentration, 25.00 mL aliquots of the dilute OOH were passed through a cation exchange column and the eluent titrated with an average 27.42 mL of 0.1134 M NaOH. In the ...
January 25, 2012 by Camice

Chemistry
50.00 mL of OOH was diluted to 250.0 mL with deionized water. In the determination of the total cation concentration, 25.00 mL aliquots of the dilute OOH were passed through a cation exchange column and the eluent titrated with an average 27.42 mL of 0.1134 M NaOH. In the ...
January 26, 2012 by Georgia

chemistry
50.00 mL of OOH was diluted to 250.0 mL with deionized water. In the determination of the total cation concentration, 25.00 mL aliquots of the dilute OOH were passed through a cation exchange column and the eluent titrated with an average 27.42 mL of 0.1134 M NaOH. In the ...
January 26, 2012 by Annabelle

science
julie carried out a chemical reaction using magnesium and an acid the products of the reaction were magnesium chloride and hydrogen. julie collected a test tube of the hydrogen. describe what she should do to show that it was hydrogen.
March 23, 2011 by chloe

science
julie carried out a chemical reaction using magnesium and an acid the products of the reaction were magnesium chloride and hydrogen. julie collected a test tube of the hydrogen. describe what she should do to show that it was hydrogen.
March 23, 2011 by chloe

science
julie carried out a chemical reaction using magnesium and an acid the products of the reaction were magnesium chloride and hydrogen. julie collected a test tube of the hydrogen. describe what she should do to show that it was hydrogen.
March 23, 2011 by chloe

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?
July 1, 2013 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?
July 1, 2013 by Glenn

physics
if 3e charge is at the origin and magnesium nucleus is 3 cm from the origin in the x-direction. what is the magnitude of the net force a boron nucleus would experience half way between magnesium nucleus and 3 e charge
November 11, 2013 by james

science
an oxide of arsenic = 0.927g 76% arsenic and 24% oxygen calculate the mass of oxygen that combines with one mole of arsenic atoms to form the oxide of arsenic. How many moles of oxygen atoms does this mass represent? Posted by Kirsty on Tuesday, February 6, 2007 at 3:50pm. an ...
February 6, 2007 by Kirsty

proviso
how many grams of Fe2O3 are formed when 16.7g of Fe reacts completely with oxygen?
June 14, 2010 by liz

Chemistry
If 1.22 grams of magnesium reacts with 100 ml of 6.02 M HCl solution. How much heat is evolved? Density of the HCl solution is 1.10 g/ml. Assume the specific heat of water 4.184 J/gC is the specific heat of the solution. Mg + 2 HCl MgCl2 + H2
July 17, 2012 by Anonymous

Chemistry
In trial one the mass of silver oxide is .5g. The mass of silver metal product is .431 grams. In trial two the silver oxide=.498 and silver metal=.388. How do you use this information and the conservation of mass to calculate the mass of oxygen that combined with the silver?
September 19, 2010 by mike

chemistry
How many moles of magnesium is 1.25 x 1023 atoms of magnesium? A. 0.208 101 mol Mg B. 2.08 101 mol Mg C. 2.08 10 -1 mol Mg D. 20.8 mol Mg I think it would be D
November 10, 2012 by Drew

physics urgent help !
if a 3e charge is at the origin and a magnesium nucleus is 3 cm from the originin the x-axis direction.what is the magnitude of the net electrostatic force a Boron nucleus would experience at the point half way between magnesium nucleus and 3e charge on the y-axis in N
November 11, 2013 by james

chemistry
Sodium oxide reacts with water to produce sodium hydroxide. Suppose 12.7 g of sodium oxide is combined with 39.8 g of water. When the reaction is complete, all the sodium oxide has been consumed. According to the law of conservation of mass, which is a true statement?
September 16, 2010 by Anonymous

chemistry
in trial one the mass of silver oxide is .5g. The mass of silver metal product is .431 grams. In trial two the silver oxide=.498 and silver metal=.388. Use the conservation of mass to calculate the mass of oxygen that combined with the silver
September 19, 2010 by kelly

Chemistry
What happens when magnesium is added to Maleic and Fumaric acid? What gas is released from this reaction? I was also wondering if their are any differences between how each acid reacts with the magnesium because one is cis and the other trans. What happens when sodium ...
October 3, 2010 by Sean

chemistry
If calcium oxide is added to sea water a number of changes occur. first calcium oxide reacts with water to form calcium hydroxide. What is the equations
March 8, 2009 by mom

General Chemistry
The burning of the magnesium becomes uncontrolled (its burns brightly). Oops! How will this procedural error affect the reported mole ratio of magnesium to oxygen in the analysis? Explain. Mass of crucible and lid 23.96g Mass of Sample (Mg) .1018g Heating the sample in Air (if...
September 26, 2010 by autum

ap chemistry
We drop 37.4 grams of magnesium into 461 mL of a 3 M HCl solution. What is the maximum volume of dry hydrogen that could be produced by this reaction at STP? Mg(s) + 2HCl(aq) ! MgCl2(aq) + H2(g) Answer in units of liters
February 10, 2013 by cheri

Chemistry
The thermite reaction was used to weld rail ties together. If 15.0 grams of aluminum were used, how many grams of ferric oxide would be required? How many grams of molten iron would forma?
November 23, 2014 by Step

Chemistry
5.3g of magnesium reacts with excess HCI. How many liters of hydrogen gas will be produced?
February 27, 2014 by mother helper

Chem (solubility of MF2, check my work)
The Ksp of magnesium fluoride is 6.4E-9. Calculate the solubility (in grams per liter) of magnesium fluoride in water. MgF2 <---> Mg^2+(aq) + 2F^-(aq) [Mg^2+] = x & [2F^-] = 2x (x)(2x^2) = 6.4E-9 4x^3 = 6.4E-9 x^3 = 1.6E-9 x = 1.2E-3 [Mg^2+] 2x = [F^-] = 2.4E-3 ?g MgF2/L...
June 12, 2006 by Kizner

chem
18.1g of ammonia and 90.4g of copper(II) oxide are used in the reaction 2NH3+3CuO=N2+3Cu+3H3O.What is the limiting reactant? How many grams of nitrogen will be formed?
March 18, 2014 by fredrick

Chemistry
Metallic aluminum reacts with MnO2 at elevated temperatures to form manganese metal and aluminum oxide. A mixture of the two reactants is 67.2% mole percent Al. Find the theoretical yield (in grams) of manganese from the reaction of 240 g of this mixture.
October 8, 2009 by Liz

chemistry
How many grams of magnesium metal will react completely with 5.2 liters of 4.0 M HCl? Show all of the work needed to solve this problem. Mg (s) + 2 HCl (aq) yields MgCl2 (aq) + H2 (g)
May 21, 2014 by Tessa

Chemistry
Are these correct? 1. KBr: Potassium Bromide 2. Cu2O: Copper (I) Oxide 3. HCl: Hydrochloric Acid 4. N2O4: Dinitrogen Tetroxide 5. H3P: Hydrophosphoric Acid 6. FeS: Iron (II) Sulfide 7. Ag2SO4: Silver Sulfate 8. HNO2: Nitrous Acid 9. Pb(CO3)2: Lead (IV) Carbonate 10. Ba(NO3)2: ...
January 12, 2011 by Anonymous

Chemistry
I have 3 I don't understand how to do. A 33.2 g of iron ore is treated as follows. The iron in the sample is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 12.3 grams. What was the percent iron in the sample of ore? Answer in ...
September 21, 2012 by Brett

chemistry
How many moles are in 15 grams of Lithium oxide? I got 5.0205 mol Lithium oxide but I just wanted to see if anyone else got this.
September 9, 2012 by Poola

Science
wat dus magnesium + oxygen equels
January 8, 2009 by Lizzie

chemistry
labelled diagram of an experiment magnesium with oxygen
September 13, 2010 by alex

chemistry
how many moles of oxygen are required for the combustion of 25.5 g of magnesium
February 14, 2012 by mike

Chemistry
How many moles of oxygen are required for the combustion of 25.5 g of magnesium?
November 26, 2012 by Kat

chemistry pls help me asap
2.08g of metal Y react with 0.96g of oxygen to form a metal oxide.The empirical formula of the metal oxide is Y2O3.What is the relative atomic mass of metal Y.
May 15, 2014 by mandy

chemistry
2) Suppose you have 5.00g of powdered magnesium metal, 1.00L of 2.00M potassium nitrate solution, and 1.00L of a 2.00M silver nitrate solution. a. Which one of the solutions will react with the magnesium powder?
March 17, 2013 by Anonymous

physics
the melting temperature of magnesium is 650c what is the melting temperature of magnesium in fahrenheit
March 11, 2010 by Anonymous

college
In acidic solution, nitrous oxide (N2O) reacts with potassium chromate (K2CrO4) to form Cr3+ (aq) and nitric oxide (NO), as products. (i) Produce balanced half-equations to represent the oxidation and the reduction steps. (ii) Generate a final balanced equation for the ...
August 8, 2010 by gigi

chemistry
how do i calculate %of arsenic and oygen by mass and chem composition of the oxide that has been formed 0.702 sample of arsenicheated, material in boat, oxide of arsenic with mass of 0.927g please help %As = [(mass As)/mass oxide]x100=?? %O = [(mass O)/mass oxide]x100=?? From ...
January 30, 2007 by mickey

To DrBob222
Can you please explain thoroughly to me about all this. Why do we criss cross the formulas of compounds? How do we find out which combining capacity to use if there are more than one? Is there a special formula we use to find out or something? I really do not understand. After...
April 22, 2010 by Sara

chem
how is the oxide of arsenic worked out when its in its gas state please help im flumuxed Please clarify your question? What do you mean by "worked out? the question states determine the molecular formular of the oxide of arsenic when it is in its gaseous state evidence arsenic...
January 30, 2007 by donald

chemistry
Nitrogen and oxygen react to form nitric oxide (NO). All substances are in the gas phase. If 0.352 atm of nitrogen and 0.511 atm of oxygen react, what is the partial pressure of nitric oxide (in mmHg) when this reaction goes 73.9 complete. The temperature and volume are constant.
April 10, 2014 by shaina

chem
Determine the mass(in grams) of each of the following compounds. a) 0.709 mol magnesium fluoride i got 30.7grams but it was wrong. id appreciate the help! thanks! also if i end up getting the help i have a couple other questions
November 9, 2010 by hannah

AP Chemistry
We drop 30 grams of magnesium into 770 mL of a 4 M HCl solution. What is the maximum volume of dry hydrogen that could be produced by this reaction at STP? Mg(s) + 2HCl(aq)→MgCl2(aq) + H2(g) Answer in units of liters
February 16, 2014 by Gabriella

Chemistry
If water is added to magnesium nitride, ammonia gas is produced when the mixture is heated. Mg3N2(s) + 3 H2O(l) => 3 MgO(s) + 2 NH3(g) If 11.1 g of magnesium nitride is treated with water, what volume of ammonia gas would be collected at 23°C and 739 mm
November 18, 2012 by sam

chem 1046
Calculate the solubility (in grams per 1.00 102 mL of solution) of magnesium hydroxide in a solution buffered at pH = 9. Enter your answer to 2 significant figures.) Ksp = 2.06e-13
July 9, 2012 by Anonymous

Chemistry
How many moles of hydrogen gas will be produced when the 0.03 g of magnesium reacts with excess hydrochloric acid?
December 4, 2011 by Brandy

chemistry
thanks for any help with these translations into scientific notation: 1. magnesium ribbion is dropped into an aqueous solution of hydrochloric acid 2. a solid peice of copper is burned in pure oxygen 3. zinc carbonate is strongly heated in a crucible 4. calcium chloride is ...
January 19, 2007 by key

chemistry proofread
write the chemical equations for the following sentences a) Aluminum reacts with oxygen to produce aluminum oxide I put Al + O2 ----------> 2Al2O3 b) Phosphoric acid, H3PO4, is produced through the reaction between tetraphosphorous decoxide and water I put P4O10 + 6H2O...
March 26, 2008 by john

Chemistry
When burning a Magnesium Ribbon, would the color (the white dust) that it changed to be a chemical change? Or how about the spark it makes (I am just in basic chemistry, so that spark might be counted as a chemical change)? So far I got from the help for Drbob: 1.Reacts with ...
January 29, 2009 by Chopsticks

density of Magnesium!
Magnesium crstallizes in the hcp arrangment. The dimensions of the unit cell are height 520om, length on an edge, 320. Calculate the density of Mg (s) and compare it with the measured value of 1.738 g/cm^3 this is what i did : m= 2* 24.30g/6.022*10^23 = 8.07*10^-23 v= l^2*h v...
February 6, 2009 by sandy

Chemistry
How do I identify the reducing agent in a reaction of magnesium with oxygen?
May 13, 2012 by Jasmine

Chemistry
If the percentage of arsenic is 76% and the percentage of oxygen is 24% how do I calculate the chemical composition of the oxide of the arsenic? Thanks Pretend you have 100 grams of the stuff. Then 76 grams of As is how many moles? 76/74.9 =1.01 moles. How many moles is 24 ...
February 25, 2007 by Laura

Chemistery
If you have 1.8 moles of magnesium and 3.2 moles of chlorine, what is the product of the reaction. what is the limiting regent? what is the Theoretical yield in grams and moles? show work?
March 24, 2011 by Zahid

chemistry
When mercury oxide is heated, it decomposes into mercury and oxygen. If 26.8 g of mercury oxide decomposes, producing 1.8 g oxygen, what is the percent by mass of mercury in mercury oxide?
October 6, 2014 by Mg Good

chemistry
In the following reaction, how many grams of ferrous sulfide (FeS) will produce 0.56 grams of iron (III) oxide (Fe2O3)? 4FeS + 7O2d 2Fe2O3 + 4SO2
December 6, 2012 by bri

chemistry
calcium oxide reacts with water and with nitric acid. State the formula of the calcium compund when: (i) calcium oxide reacts with water (ii) calcium oxide reacts with nitric acid
October 30, 2011 by anastasia

chemistry
If 75.0 grams of water is decomposed into hydrogen and oxygen, how many grams of oxygen should be formed?
March 12, 2012 by Anonymous

chemistry
What mass of magnesium chloride is formed in the reaction between 7 g of Mg and 7.9 g of Cl2
October 22, 2013 by anonymous

Chemistry
Iron(III) oxide is formed when iron combines with oxygen in the air. What is the mole ration of Fe used and the mole of Iron(iii) oxide produced? 4Fe(s) + 3O2(g) > 2Fe2O3(s) a - 3:2 b - 4:3 c - 4:2 d - 3:4 Can someone help?
May 14, 2012 by Kaelan

chemistry
How many grams of calcium oxide, CaO, can be produced from 4.20 g of calcium metal and 1.60 g of oxygen gas?
September 21, 2008 by Erika

Chemistry
What mass of sodium oxide is produced from 4.23 grams of sodium and 20 liters of oxygen gas?
April 3, 2013 by Amanda

Inorganic chemistry
One kind of battery used in watches contains mercur(II) oxide. As current flows, the mercury oxide is reduced to mercury. HgO(s) + H2O(l) + 2e^- ==> Hg(l) + 2OH^-(aq) If 2.5x10^-5 amperes flows continuously 1095 days, what mass of Hg(l) is produced? (2.5x10^-5)(1095days)(...
April 14, 2009 by Steve

Chemistry
(1)Aluminum reacts with oxygen to produce aluminum oxide according to the following reaction: 4Al(s) + 3O2(g) → 2Al2O3(s) Calculate the moles of Al2O3 produced when the reaction is performed with 31.06 g of each reactant. (2)Nitrogen dioxide reacts with water to produce ...
March 6, 2013 by WCU cats

Chemistry
Given: Mg + 2HCl --> H2 + MgCl2 0.250 g of magnesium reacts with 10.00 mL of 1.5 M HCl. What volume (in mL) of H2 gas is produced?
March 11, 2009 by Jake

chemistry.
What amount of H2(g) is produced when 12g of magnesium reacts completely with dilute HCl(aq) Mg(s) + 2HCl(aq)________MgCl2(aq) + H2(G)
September 28, 2009 by Ochaya

Chemistry
According to the following reaction, how many moles of water will be formed upon the complete reaction of 22.6 grams of hydrochloric acid with excess iron(III) oxide? hydrochloric acid (aq) + iron(III) oxide (s)--> water (l) + iron(III) chloride (aq)
December 2, 2009 by Dalton

Chemistry
If water I'd added to magnesium nitride, ammonia gas is produced when the mixture is heated Mg3N2 (s) + 3H2O (l) ----> 3MgO) (s) + 2NH) (g) *Only the numbers at the beginning aren't subscripts* If 10.3 g of magnesium nitride is treated with water, what volume of ammonia gas...
January 19, 2011 by Anon

Chemistry
Iron and manesiu are two common elements found in numerous compounds. magnesium is always in the +2 oxidation state while iron exhibits oxidation states of +2, +3,+4,and +6. why would magnesium not be found in the these upper oxidation states.
May 20, 2009 by Anonymous

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