Thursday
February 23, 2017

Search: How many mL of .210 M HCl are needed to react completely with 35.0 mL of 0.101M Ba(OH)2

Number of results: 18,113

chemistry
"Stomach acid" is hydrochloric acid. A sample of gastric juice having a volume of 6.68 mL required 13.90 mL of 0.0161 M KOH solution for neutralization in a titration. What was the molar concentration of HCl in this fluid? C(HCl) = If we assume a density of 1.00 g mL-1 for the...
June 14, 2015 by walter

chemistry
If 45 mL of .25 M HCl is required to completely neutralize 25.o mL of NH3, what is the concentration of the NH3 solution?
September 3, 2012 by baker

Chemistry
What gas is produced by the reaction of magnesium and HCl as evidenced by the "poof" test? acids react with active metals to yield hydrogen gas and a salt.
May 16, 2007 by Louise

chemistry
If you are given a .26g piece of sodium metal to react compltetely with water, how many moles of HCl would it take to neutralize the sodium hydroxide produced?
November 17, 2009 by Jmhitt

Chemistry
Consider the following reaction: PCl3 + 3H2O -----> P(OH) + 3HCl if 4.00L of PCl3 react with an excess of H2O at STP, how many grams of HCl would be formed?
May 10, 2011 by Danna

chemistry
if 22.5 mL of 0.383 M HCl are required to completely neutralize 20.0 mL of KOH, what is the molarity of the KOH solution?
October 13, 2010 by lavonne

chemistry
an auto mechanic spills 85 mL of 2.4 M H2SO4 solution from a rebuilt auto battery. how many mL of 1.2 M NaHCO3 must be poured on the spill to react completely with the sulfuric acid?
November 3, 2008 by james

chemistry
Consider the reaction of 14.20ml of 0.141 M H3PO4 and 0.0521 M Ba(OH)2. 2H3PO4 + 3Ba(OH)2 ->Ba3(PO4)2 + 6HOH What volume of Ba(OH)2 is required to completely react with the H3PO4?
February 17, 2015 by carolin

chemistry
Consider the reaction of 14.20ml of 0.141 M H3PO4 and 0.0521 M Ba(OH)2. 2H3PO4 + 3Ba(OH)2 ->Ba3(PO4)2 + 6HOH What volume of Ba(OH)2 is required to completely react with the H3PO4?
February 17, 2015 by carolin

Chemistry
For each of the following precipitation reactions calculate how many grams of the first reactant are necessary to completely react with 55.8 g of the second reactant. K2SO4 + Sr(NO3)2 + SrSO4 + 2KNO3
January 25, 2017 by Harold

chemistry
Concentrated HCL acid is 38% by weight of HCL and has a density of 1.19 g/ml. What is the morality of HCL?
September 25, 2011 by Anonymous

chemistry
what volumes of 6M hcl and 2M hcl should be mixed to get two litres of 3M hcl
July 27, 2016 by hussain

Chemistry
Mg + HCl -------> MgCl2 + H2 What volume of HCl is required from 27 % HCl to form 12.1 gram H2? ( D = 1.41 g/ml)
September 2, 2016 by Majid

Chemistry
WOULD THE VOLUME OF A 0.10M NAOH SOLUTION NEEDED TO TITRATE25.0ML OF A 0.10M HNO2 ( A WEAK ACID)SOLUTION BE DIFFERENT FROMTHAT NEEDED TO TITRATE 25.0ML OF A 0.10M HCL (A STRONGACID)SOLUTION?
June 12, 2013 by Naomie

advanced math
If 0°<= 360°, solve the equation, sec x=-2 a. 150° and 210 ° b. 210° and 330° c. 120° and 240° d. 240° and 300° I believe it is C. am i right?
May 28, 2009 by sophie

CHEMISTRRY
What is the molarity of an HCl solution if 49.0 mL is completely titrated by 68.4 mL of an NaOh solution whose concentration is 0.333 M?
June 8, 2010 by Mel

chemistry
Based on the balanced equation 2Al + 6HCl → 2AlCl3 + 3H2 calculate the number of excess reagent units remaining when 140 Al atoms and 402 HCl molecules react?
February 12, 2010 by eng

chemistry
what is a titration, what is the type of reaction to find the volume of hydrochloric acid needed to react with 25 of potassium hydroxide solution
May 4, 2013 by bee

Chemistry
How many milliliters of 6.0 M HCl would be needed if 3.000 g of K2CO3 were used in an experiment?
October 17, 2010 by Amber

Chemistry
How much 0.5 M HCl is needed to neutralize 5.5 kg of ammonia dissolved in 6 gal of water?
February 11, 2012 by Amanda

Chemistry
A 55.0-mg sample of Al(OH)3 is reacted with 0.200M HCl. How many milliters of the acid are needed to neutralize the Al(OH)3.
May 1, 2012 by Emily

chemistry
Calculate the grams of solute needed to prepare each of the following. 55.0 ml of a 6.50 hcl solution.
November 2, 2012 by mary

chemistry
how much of 0.1 M NaOH is needed to neutralize 5mL of 0.1 M of HCL to a ph 7(color on the ph scale)...Thank you
May 14, 2013 by mae

Chemistry
What volume of 1.00M ca(oh)2 is needed to neutralize 250.0mL of 0.100M HCL?
April 5, 2016 by Sierra

Chemistry
what volume of 1.00M ca(oh)2 is needed to neutralize 250.0mL of 0.100M HCL?
April 6, 2016 by Sierra

CHEMISTRY HELP
assume that 13.5g of AL react with excess HCl according to the following balanced equation, at STP: 2Al(s) + 6HCl(aq) ---> 2AlCl3 + 3H2(g) how mang liters of H2 at STP are produced?
March 6, 2016 by Joe

Chemistry
How many milliliters of a .5M HNO3 (aq) is needed to completely neutralize 100mL of a 0.10M KOH (aq)?
May 30, 2012 by Kc

chemistry
how many milliliter of .750M sulfuric acid are needed to neutralize completely 20 g of NaOH?
April 22, 2013 by xavier

science
how many milliliters of .2 M sodium hydroxide are needed to completely neutralize 25.0g of sulfuric acid
January 21, 2015 by Anonymous

chemistry
How much energy is needed to completely remove an electron from n = 2 in a hydrogen atom?
March 18, 2015 by Anna

chemistry
how many joules are needed to completely melt 25 grams of ice at 0 degree celcius?
December 6, 2015 by b

Chemistry
Help with any of these:    21. Aluminium sulphate is often used by gardeners to acidify soil and can be produced by the reaction 2Al(OH)3(aq) + 3 H2SO4(aq) à Al2(SO4)3(aq)  + 6 H2O(l) The volume of 0.275 mol/L H2SO4(aq) needed to react completely with 112 mL of 0.355 mol/l...
September 9, 2012 by Emily

Chemistry
If there are 25 mg of water in a typical drop of water, how many drops of water would react completely with 2 mmol of phenylmagnesium bromide? How do I set up the problem?
November 9, 2014 by Damon

Science math
Suppose a laboratory has a 38 g sample of polonium-210. The half-life of polonium-210 is about 138 days. How many half-lives of polonium-210 occur in 1104 days? How much polonium is in the sample 1104 days later?
January 7, 2013 by Joshua

College Chemistry
Given 20 mL NaOH; 0.1 M, add 0.05 M HCl, 10 mL at a time. What is the pH initially of NaOH? What is the pH after adding 10 mL 0.05 M HCl? What is the pH after adding 20 mL 0.05 M HCl? What is the pH after adding 30 mL 0.05 M HCl? What is the pH after adding 40 mL 0.05 M HCl? ...
July 7, 2010 by Erika

Chemistry
What volume of 6M HCl and 2M HCl should be mixed to get 2 litres of 3M HCl?
April 29, 2010 by Sreeraag

chemistry
Find the mass of AlCl3 that is produced when 10.0 grams of Al2O3 react with 25.0 g of HCl according to the following equation. Al2O3(s) + 6HCl(aq) → 2AlCl3(aq) + 3H2O(aq) 65.4 g help me ASAP.PLIS..
January 5, 2015 by ZEE

Chemistry
what volume of ammonia gas will be produced when 8.01 L of hydrogen react completely in the following equation. N2 + 3H2 > 2NH3 this stuff is so confusing because one little word seems to change the entire process for solving.
April 17, 2012 by Randy

Chemistry
Oxygen gas reacts with powdered aluminum according to the following reaction: 4Al(s)+3 O2(g) --> 2 Al2O3 (s) How many liters of O2 gas, measured at 789 mm Hg and 35 C, are required to completely react with 2.2 mol of Al?
April 16, 2010 by Eileen

Chemistry
Consider the following reaction. 4 Al(s) + 3 O2(g) → 2 Al2O3(s) It takes 1.00 L pure oxygen gas at STP to react completely with a certain sample of aluminum. What is the mass of aluminum reacted?
January 26, 2012 by Zoey

College Chemistry
What volume of the solution in 5a would be necessary to react completely with 23.00mL of 0.549M NH3 according to the equation: NiSO4+6NH3 -> [Ni(NH3)6]SO4 The molarity of ta is 1.667 x 10^-4M
October 25, 2012 by Bill

Chemistry
Zinc metal reacts with hydrochloric acid according to the following equation: Zn + 2HCl yields ZnCl2 + H2. How many grams of hydrogen gas can be obtained if 50.0 g of zinc react completely?
March 11, 2013 by Raymond

Chemistry
When a student doesn't polish a sample of Mg ribbon before massing it, what happens when calculating the molar volume? Is it that the Mg ribbon doesn't completely react therefore less volumes of gas are produced?
January 15, 2014 by K

chem
Consider the reaction 4KO2(s) + 2CO2(g) ! 2K2CO3(s) + 3O2(g) . How much KO2 is needed to react with 75.0 L of carbon dioxide at STP?
February 23, 2012 by Stormie

Chemistry
How much Na is needed to react with H2O to liberate 179 mL H2 gas at STP? Answer in units of g Please help me with what formulas to use and what to do.
January 29, 2013 by Peter

Government secondry school gwagwalada
Consider the equation N2(g)+3NH2(g)---2NH3.what is the needed volume of nitrogen to react with 15cm3 of hydrogen?
April 10, 2013 by Abdullahi

Chem
how many millimeters of 0.200M FeCL3 are needed to react with an excess of Na2S to produce 1.38g of Fe2S3 if the percent yield for the reaction is 65.0%
March 8, 2015 by Melody

math
the dimensions of Gina's dining room table are represented by (3x-7) and (30-x). Find the perimeter 0f the table in terms of x. I did (3x-7)(-x+30) -3x^2+90x+7x-210 -3x^2+97x-210 Is this correct? Thanks for checking my work, I appreciate it
November 27, 2013 by B8

science
Suppose a laboratory has a 31 g sample of polonium-210. The half-life of polonium-210 is about 138 days. How many half-lives of polonium-210 occur in 966 days? How much polonium is in the sample 966 days later?
March 19, 2013 by Anonymous

sciencemath
Suppose a laboratory has a 31 g sample of polonium-210. The half-life of polonium-210 is about 138 days. How many half-lives of polonium-210 occur in 966 days? How much polonium is in the sample 966 days later?
March 19, 2013 by Anonymous

Chem 110
Calculate amount of milliliters of 2.0 M HCl needed to neutralize 0.15 mol of NaOH
November 8, 2010 by Matilda

Chemistry
Calculate the mass of sodium bicarbonate needed to neutralize 3.0 mL of 3.0 M HCl. Show your work.
March 2, 2011 by Dan

Chemistry
Calculate the mass of sodium bicarbonate needed to neutralize 3.0 mL of 3.0 M HCl. Show your work.
March 2, 2011 by Dan

intro chem
how much HCl is needed to dissolve a 2.5grams iron bar on a padlock
October 7, 2012 by Amy Tillis

chemistry
How much HCl 9in grams) is needed to prepare 546 mL of solution with a pOH of 10.00 at 25?
October 17, 2012 by aliceallyx3

College Chemistry
2.50 mL of ethyl acetate and 2.50 mL of distilled water are added to the 5.00 mL of 3 Molar HCl and the mixture is allowed to sit for a week. At the end of this time, 28.30 mL of 1.000 Molar NaOH was needed to titrate the solution. (The HCl was the same as used in 1a. This ...
February 20, 2011 by Tichele

Chemistry 121
How much oxygen would be needed to completely burn 250g of propane?
November 3, 2011 by Tim

Chemistry
Prepare a 0.0200 mM dye solution at low pH by dilution 0.40 ml of the stock 0.100 mM chemical X into the appropriate volume of 2.5 M HCl. What is the amount of HCL required for dilution, the final concentration of HCl in the solution, and the pH? I know there's the MV = MV, ...
June 24, 2010 by Emma

statistics
if a test has a mean of 150 and a standard deviation of 30, we know that: a)50% of the respondents scored between 180 and 210 b)68% of the responents scored above 120 c)50% of the respondents scored between 120 and 210 d) 96% of the respondents scored between 90 and 210
November 21, 2012 by carly

chemistry
When hydrochloric acid reacts with magnesium metal, hydrogen gas and aqueous magnesium chloride are produced. What volume of 4.8 M is required to react completely with 2.60 g of magnesium?
January 19, 2015 by Anonymous

Chemistry
Determine how many grams of active antacid ingredient AL(OH)3 would be necessary to neutralize the HCL in 50.0 mL of .0100 M HCL (an approximation of the conc. of HCL in the stomach) 3HCL9aq)+AL(OH)3(s)-> AlCL3 (aq) = 3H2O (L)
June 7, 2011 by Vinny

math
Ihave to evalaute expressions can someone tell me which whay is the correct way. 15+ 20 ÷ 5 Is 15 + 4= 19 or 5 ÷ 5=9 210-5 x 30 Is it 210-150=60 or 205 x30=61590 Have you heard of BEDMAS? it shows the correct order of operation in arithmetic B-brackets first E-exponents D M...
April 27, 2007 by lacy

Chemistry
Dear Sir DrBob22 Thank you for your response we have an oil well. the well column has been completed (filled up) with completion fluid of gasoline. we want to stimulate the well by 28% HCL. if 28% HCL is to be injected into the the well column, whether a chemical reaction will...
April 28, 2014 by Ramtin

chemistry
Consider the following reaction 4Al + 3O2 = 2Al2O3 It takes 2.00 L pure oxygen gas at STP (0C ,1atm ) to react completely with a certain aluminum. What is the mass of aluminum reacted?
November 18, 2011 by NONO

Chemistry
Exhibit 8-1 For the following questions, consider the equation below. Zinc will react with a solution of hydrochloric acid to produce hydrogen gas: Zn(s) + 2 HCl(aq) ® ZnCl2(s) + H2(g) Refer to Exhibit 8-1. How many moles of hydrochloric acid react with one mole of zinc? 1. ...
December 14, 2011 by nan

AP Chemistry
When hydrochloric acid reacts with magnesium metal, hydrogen gas and aqueous magnesium chloride are produced. What volume of 5.0 M HCI is required to react completely with 3.00 g of magnesium?
November 8, 2009 by Angel

Organic Chemistry
Assume 1 g of the 3 g is aspirin. Show by calculation that 7 mL of 6 M HCl is enough to completely neutralize the conjugate base of aspirin to the neutral compound.
September 17, 2015 by KM2017

high school chem 1
Equation: 4NH3(g) + 5O2(g) -> 4NO(g) + 6H2O(g) question: What volume of NH3 is needed to react with 71.6 liters of oxygen?
March 1, 2011 by tyler

Chemistry
Using the equation 4Fe + 3O2 -> 2Fe2O3, calculae the total mass of oxgen needed to react wih all of 0.55 g of iron.
September 21, 2012 by Chelsey

Math
How many grams of Ag2S react to form 174 g of AgCl? see below: Ag2S + 2 HCl ==> 2 AgCl + H2S
May 17, 2014 by Daniel Macombson

chemistry
calculate the volume of 3M HCl needed to change the pH of 50 mL of the undiluted buffer solution by one pH unit?
March 16, 2011 by Anonymous

Chemistry
How many liters of HCl acid needed to dissolve at 1 ton of carbon and how long would it take?
July 20, 2016 by Derrick

chemistry
When magnesium metal and an aqueous solution of hydrochloric acid combine, they produce an aqueous solution of magnesium chloride and hydrogen gas. Using the equation, Mg (s) + 2HCl (aq) Imported Asset MgCl2 (aq) + H2 (g), if 72.9 g of Mg and 146.0 g of HCl are allowed to ...
July 11, 2016 by Anonymous

chemistry
When magnesium metal and an aqueous solution of hydrochloric acid combine, they produce an aqueous solution of magnesium chloride and hydrogen gas. Using the equation, Mg (s) + 2HCl (aq) Imported Asset MgCl2 (aq) + H2 (g), if 72.9 g of Mg and 146.0 g of HCl are allowed to ...
July 11, 2016 by Anonymous

Chemistry - DrBob222
Alright, I've made a list of reactions that would produce precipatations. NaCl + Zn CaCl2 + NaOH CaCl2 + Zn CaCl2 + Na2SO4 CuSO4 + NaOH CuSO4 + Zn NaOH + AgNO3 NaOH + Zn BaOH2 + AgNO3 BaOH2 + Zn BaOH2 + Na2SO4 So this way I can figure if it is NaCl, CaCl2, CuSO4, NaOH,Ba(OH)2...
November 11, 2007 by Raj

Chemistry
3 Cl2 + 6 KOH go to KClO3 + 5 KCl + 3 H2O how many moles of KClO3 form when 2 grams of KOH react completely
June 22, 2016 by Samantha

Chemistry
its takes 145 mL of zinc nitrate to react completely with 175 ml of 1.5 M potassium hydroxide. what is the concentration if zinc nitrate?
February 3, 2017 by Annie

Chemistry
Answer the following questions about the characteristics of the elements in Group 2 (the alkaline earths). How do they react with iodine? How do they react with water? How do they react with oxygen? Which reacts the most vigorously? Which element in the group is the most ...
February 5, 2014 by Stacy

Chemistry
Answer the following questions about the characteristics of the elements in Group 2 (the alkaline earths). How do they react with iodine? How do they react with water? How do they react with oxygen? Which reacts the most vigorously? Which element in the group is the most ...
February 5, 2014 by Help

science
How much latent heat is needed to completely melt 368 gram ice cube?
January 14, 2015 by ann

Chem
Given the following reaction: 4 KO2 + 2 H2O + 4 CO2 ==> 4 KHCO3 + 3 O2 How many moles of O2 will be produced if 3.27 moles of CO2 react completely?
April 13, 2015 by Alli

physical science
4.8g of magnesium react was completely burned in oxygen and magnesiumoxide was produced. what is the mass of magnesium produced?
November 8, 2016 by Ruben Amwenyo

Chemistry
Consider the following chemical equation. MnCl2(s) + H2SO4(aq) → MnSO4(aq) + 2 HCl(g) How many grams of manganese(II) chloride must react with sulfuric acid to release 50.0 mL of hydrogen chloride at STP?
December 5, 2010 by Kalen

chemistry
3 Cl2 + 6 KOH go toKClO3 + 5 KCl + 3 H2O How many moles of potassium chlorate form when 2 moles of potassium hydroxide react completely?
November 24, 2012 by linda

Chemistry
How many grams of chlorine are required to react completely with 5.00 grams of sodium to produce sodium chloride ? 2na + cl2 → 2nacl
March 29, 2013 by mispa

Chemistry
You are given 21.0 mL of a 5.00% solution of NaOH. The solution has a density of 1.02 g/mL. What volume of 0.0895M H2SO4 will you need to completely and exactly react (neutralize) the NaOH?
October 22, 2014 by Kelly

Stoichiometry
So I have this question it reads Consider the generic chemical reaction How many moles of B are required to completely react with 2A + 3B ==> 3C 1. 6 mol of A 2. 2 mol of A I won't put them all just guide me in the right direction please
October 5, 2011 by Monique

Stoichiometry
Equation to use Al + Cl2 -> AlCl3 You have 8.6 moles of aluminum, how much in moles of chlorine do you need to react completely? Desperate. Trying to teach daughter on the spectrum and I'm stumped on how to start.
November 13, 2016 by Karen

chemistry
Hydrogen and chlorine react to yield hydrogen chloride: H2+ Cl2 ( 2HCl. How many grams of HCl are formed from reaction of 3.56 g of H2 with 8.94 g of Cl2? Which reactant is limiting?
August 21, 2014 by Anonymous

Chemistry
In 2006, Soviet dissident Alexander Litvinenko was murdered when Polonium-210 was added to his tea; he died three weeks later. Polonium-210 is an alpha emitter. What other product is formed?
April 7, 2016 by Jessie

math
A local photocopying store advertises as follows. " We charge 9 cents per copy for 150 copies or less, 6 cents per copy for each copy over 150 but less than 210 , and 3 cents per copy for each copy 210 and above. " Let x be the number of copies ordered and C(x) be the cost of ...
February 12, 2014 by Clara

chemistry
I cannot figure out how to work this stoichiometry problem with the given equation: Mg+2HCl-->MgCl2+H2 What volume of hydrogen is produced from the reaction of 50.0g of Mg and the equivalent of 75g of HCl What do you not understand about it? It is a limiting reagent problem...
February 5, 2007 by Carter

APChem
If an air bubble passes unnoticed through the tip of a buret during a titration (where a weak nonvolatile acid HA is the analyte) , the calculated molar mass of HA would be too high, too low, or not affected? I thought it would be too high, since an air bubble in the buret ...
March 7, 2010 by Kiki

Chemistry
In which of the following solution would CaC2O4 have the highest molar solubility? Please help. A) 0.01 M NaCl B) 0.01 M H2C2O4 C) 0.01 M Na2C2O4 D) 0.01 M NaHC2O4 E) 0.01 M HCl I think it is E because it is a strong acid and will completely dissociate..
March 17, 2013 by Felix

Chemistry (molarity) (sorta an emergency)
I'm doing a titration lab and writing a lab report where I'm sort of stuck on how exactly to find the concentration of HCl. These are the following info I have from the lab, Equation: HCl(aq)+NaOH(aq)-> H2O(l)+NaCl(aq) -Calculated molarity of NaOH solution is .103M -Volume ...
November 13, 2016 by Ray

AP Chem
When NH3 gas is introduced at one end of a long tube while HCl gas is introduced simultaneously at the other end, a ring of white ammonium chloride is observed to form in the tube after a few minutes. This ring is closer to the HCl end of the tube than the NH3 end. Why? I am ...
January 23, 2007 by Belinda

College Chemistry
C6H6(l) + Cl2(g) --> C6Cl6(s) + HCl(g) Consider the unbalanced equation above. What is the maximum mass of each of the products that can be formed when 72.5 g of C6H6 and 49.0 g Cl2 react?
February 22, 2012 by Jade

AP Chem - to Dr. Bob
I don't understand how to even start this problem: A mixture of H2(g), O2(g), and 2 mL of H2O is present in a 0.5 L rigid container at 25 degrees Celsius. The number of moles of H2 and the number of moles of O2 are equal. The total pressure is 1146 mmHg. Vapor pressure of ...
January 23, 2007 by Belinda

chem
Consider the combustion of propane (C3H8) in the presence of oxygen: C3H8+5O2 => 3CO2+4H2O How many grams of O2 are required to react completely with 3 moles of propane?
November 11, 2010 by Kristy

Chemistry
Consider the combustion of propane (C3H8) in the presence of oxygen: C3H8+5O2 => 3CO2+4H2O How many grams of O2 are required to react completely with 3 moles of propane?
November 11, 2010 by Anne

  1. Pages:
  2. <<Prev
  3. 1
  4. 2
  5. 3
  6. 4
  7. 5
  8. 6
  9. 7
  10. 8
  11. 9
  12. 10
  13. 11
  14. 12
  15. 13
  16. 14
  17. 15
  18. Next>>