1. chemistry

    how many grams of Na2CO3 must be dissolved into 155 g of water to create a solution with the molality of 8.20 mol/kg?

    asked by william on December 6, 2010
  2. AP Chemistry

    Determine the pH of the following solutions. 1) 0.600 M HCl 2) 0.052 moles of H2SO4 dissolved in 4.2 L of water. 3)5.6 grams HNO3 dissolved in 450 ml of water. 4) 2.5 grams of NaOH dissolved in 500 mL of water. 5) adding 2 grams NaH dissolved in 0.56 L of

    asked by Tyra on February 19, 2016
  3. AP Chemistry

    Determine the pH of the following solutions. 1) 0.600 M HCl 2) 0.052 moles of H2SO4 dissolved in 4.2 L of water. 3)5.6 grams HNO3 dissolved in 450 ml of water. 4) 2.5 grams of NaOH dissolved in 500 mL of water. 5) adding 2 grams NaH dissolved in 0.56 L of

    asked by Tyra on February 20, 2016
  4. Science

    Which of the following solutions would have the highest boiling point? (1) 5 liters of water (2) 5 grams of salt dissolved in 4 liters of water (3) 10 grams of salt dissolved in 3 liters of water (4) 15 grams of salt dissolved in 2 liters water (5) 20

    asked by Mydogbear on May 12, 2017
  5. science

    When substances such as sugar and table salt are dissolved in water, the freezing points of the new solutions are lower than the freezing point of water. Also, the more material dissolved, the lower the freezing point. The boiling points of these

    asked by kayci on May 12, 2010
  6. science

    When substances such as sugar and table salt are dissolved in water, the freezing points of the new solutions are lower than the freezing point of water. Also, the more material dissolved, the lower the freezing point. The boiling points of these

    asked by kayci on May 12, 2010
  7. Chemistry

    A solution contains 0.55 g of dissolved Sn 4+ ions. How many grams of Na2CO3 must be added to the solution to completely precipitate all of the dissolved Sn4+?

    asked by Anna on April 23, 2012
  8. chemistry

    A certain substance has a solubility of 12 grams in 100 grams of water at 20°C. This means that _____ the substance will begin to dissolve when 12 grams are present in solution when 12 grams of the substance are stirred into a beaker with 100 g of water,

    asked by Bleaktuber on January 24, 2019
  9. Chemistry

    If 33.6 grams of KCl are dissolved in 192 grams of water, what is the concentration of the solution in percent by mass? AND if 2.1 moles of CaCl2 are dissolved in enough water to make a .92 liter solution what is the resulting molarity? Please help and

    asked by Dr. David on March 27, 2012
  10. Chemistry

    5.30g of pure anhydrous sodium carbonate, na2co3 was weighed and dissolved in a 250cm³ standard flask.The solution was made up to the etched mark with distilled water, calculate the number of moles of na2co3 in the solution.

    asked by Bello on January 22, 2018
  11. Chemistry (Stoichiometry)

    Heres a balanced equation: Na2CO3(aq)+2AgNO3 (aq) --> 2NaNO3(aq)+Ag2CO3 (s) From this equation, 10 mL of AgNO3 in this contains 34 grams of AgNO3. Calculate the grams of solid product, Ag2CO3. Part 2: 10 mL of Na2CO3 in this experiment contains 21 grams of

    asked by Jennifer on February 6, 2013
  12. Chemistry (Regents level)

    1- In the reaction Fe2O3 + 3 CO = 2 Fe + 3 CO2, what is the total number of moles of CO used to produce 112 grams of iron? a) 1.0 b)2.0 c)3.0 d)4.0 2- Given the reaction: 4Al + 3O2 = 2Al2O3 How many moles of Al2O3 will be formed when 27 grams of Al reacts

    asked by Jessica on February 23, 2008
  13. Chemistry

    Heres a balanced equation: Na2CO3(aq)+2AgNO3 (aq) --> 2NaNO3(aq)+Ag2CO3 (s) From this equation, 10 mL of AgNO3 in this contains 34 grams of AgNO3. Calculate the grams of solid product, Ag2CO3. Part 2: 10 mL of Na2CO3 in this experiment contains 21 grams of

    asked by Sarah on February 6, 2013
  14. chemistry

    If 92.75 mg of Na2CO3 is dissolved in 0.5mL of water, what would be the normality of the solution after the addition of 0.67 mL of water.

    asked by Amanda on November 5, 2012
  15. soran university

    1. Which salt is LEAST soluble at 0 ºC? 2. How many grams of sodium nitrate, NaNO3, are soluble in 100 g of water at 10 ºC? 3. When 50 grams of potassium chloride, KCl, is dissolved in 100 grams of water at 50 ºC, the solution can be correctly described

    asked by zagros on November 24, 2014
  16. Chemistry

    3.a solution has 64 grams of HI dissolved in 250 L of water. what is its [H+] 4. What is the pH of the solution in question #3? 5. A solution has 189 grams of HNO3 dissolved in 1000 L of water. What is pH?

    asked by Emma on February 25, 2014
  17. Chemistry Lab

    Number of moles of HCl and Na2CO3 (show calculations) when 0.015 g of Na2CO3. How can I calculate this problem if I am only given the 0.015 grams of Na2CO3?

    asked by Julissa on October 3, 2016
  18. Science

    A solution in a dish contains 3.0 grams of salt dissolved in 100 grams of water. If 50 grams of the water evaporates, the solution is A compound A mixture An element A Solid

    asked by I Dont Matter on January 30, 2018
  19. Science

    A Sample of seaweed contains 1 Liter of water and has 50 grams of salt dissolved in its cells. The seaweed is placed in a solution made of 2 Liters of water and 150 grams of dissolved salt. What will occur when the system reaches equilibrium? A. The

    asked by Failing on September 28, 2018
  20. Chemistrhy 110

    How many grams of Na2CO3 must be dissolved in 3.75 L of aqueous solution to yield a molar concentration of 1.75 molar?

    asked by Maria on March 10, 2015
  21. Chemistry

    a. How many moles of Na2Co3 were present in the 15mL sample? b. How many grams of Na2CO3 were present in the 15mL sample? c.How many grams of Na2CO3 are present in the 575L of the Na2CO3 solution?

    asked by Monte; on October 28, 2007
  22. Chemistry

    a. How many moles of Na2Co3 were present in the 15mL sample? b. How many grams of Na2CO3 were present in the 15mL sample? c.How many grams of Na2CO3 are present in the 575L of the Na2CO3 solution?

    asked by Monte; on October 28, 2007
  23. Chemistry

    Urea, (NH2)2CO, is dissolved in 73.5 g of water. The solution freezes at -0.095°C. How many grams of urea were dissolved to make this solution? (Answer must be in grams)

    asked by Irma on March 29, 2011
  24. Chemistry

    How much heat is given off by melting 155 grams of water?

    asked by Sarah on November 18, 2010
  25. Chemistry

    In aqueous solution, hydrochloric acid, HCl, and sodium carbonate, Na2CO3 react to produce gaseous carbon dioxide, CO2, water, H2O and sodium chloride, NaCl. A 10.0 g impure sample of Na2CO3 is dissolved completely in water; then treated with 3.00 mol

    asked by Olivia on June 15, 2014
  26. Calculus

    A tank contains 100 grams of a substance dissolved in a large amount of water. The tank is filtered in such a way that water drains from the tank, leaving the substance behind in the tank. Consider the volume of the dissolved substance to be negligible. At

    asked by jau on March 21, 2017
  27. Chemistry

    One hundred grams of mixture of NaSO4 – 10H2O and Na2CO3 – 10H2O are heated to drive off water of hydration. The final weight of the mixed salts is 39.6g. What is the ration of moles Na2CO3 to moles Na2SO4 in the original hydrated salts?

    asked by Neshen on August 24, 2016
  28. Calculus

    A tank contains 100 grams of a substance dissolved in a large amount of water. The tank is filtered in such a way that water drains from the tank, leaving the substance behind in the tank. Consider the volume of the dissolved substance to be negligible. At

    asked by jau on March 21, 2017
  29. chemistry

    155.0 grams of N2 (nitrogen gas) are put in a 4.50L container at 35C. What is the pressure? PV=nRT n=155/molmassN2 Convert temps to K.

    asked by TIFFANY on January 9, 2007
  30. Chemistry

    A solution of sodium carbonate contains 1.06g of Na2CO3 dissolved in 100ml of water. Calculate its concentration in normality. (d=2.54g/ml)

    asked by Thu on September 12, 2019
  31. Chemistry

    1.2048g sample of impure Na2CO3 is dissolved and allowed to react with a solution of CaCl2 resulting CaCO3 after precipitation, filtaration and drying was found to weight 1.0362g. calculate the percentage purity of Na2CO3

    asked by Ana on February 14, 2015
  32. Chemistry

    How many grams of calcium phosphate (precipitate) could be produced by combining 12.443g of calcium nitrate dissolved in water with 16.083g of rubidium phosphate dissolved in water? Report your answer to 3 decimal places.

    asked by Jaden on January 22, 2013
  33. Chemistry

    How many grams of calcium phosphate (precipitate) could be produced by combining 12.096g of calcium nitrate dissolved in water with 16.498g of rubidium phosphate dissolved in water? Report your answer to 3 decimal places.

    asked by Jaden on January 22, 2013
  34. Chemistry

    1. What is the percent by mass of a solution that contains 50 grams of solute dissolved in 200 grams of solution? What is the concentration of the same solution in parts per million? 2. What is the percent mass of a solution that contains 75 grams of salt

    asked by Leora on March 25, 2011
  35. Chemistry

    A sample of 8.44 grams of NaOH is dissolved into 536 mL of aqueous 0.250 M NaOH (assume no volume change). This solution is then poured into 1.96 gallons of water. You may assume that the two volumes can be added.) What is the concentration of NaOH in the

    asked by Alex on September 3, 2010
  36. chemistry

    Washing soda, a compound used to prepare hard water for washing laundry, is a hydrate, which means that a certain number of water molecules are included in the solid structure. Its formula can be written as Na2CO3·x H2O, where x is the number of moles of

    asked by allison on May 15, 2012
  37. chemistry

    Washing soda, a compound used to prepare hard water for washing laundry, is a hydrate, which means that a certain number of water molecules are included in the solid structure. Its formula can be written as Na2CO3·x H2O, where x is the number of moles of

    asked by allison on May 15, 2012
  38. chemistry

    calculate grams of potassium bromide dissolved in 50 grams of water at 0 celcius

    asked by Anonymous on May 18, 2012
  39. chemistry

    how many grams of sodium phosphate were dissolved in 382 grams of water in a 6.0 m solution

    asked by ana on May 3, 2012
  40. Chemistyr

    Eighty grams of sodium nitrate dissolved in 50 grams of water will make what type of solution?

    asked by Kayla Johnson on March 28, 2012
  41. chemistry

    If 35.8 grams of LiCl are dissolved in 184 grams of water, what is the concentration of the solution in percent by mass?

    asked by smith on November 29, 2010
  42. Chemistry

    If 45.8 grams of MgO are dissolved in 205 grams of water, what is the concentration of the solution in percent by mass?

    asked by ilyrae on March 21, 2011
  43. chemistry

    Record and calculate the following masses: (a)mass of empty beaker: 47.420g (b)mass of beaker plus Na₂CO₃:47.920g (c)Mass of Na₂CO₃:0.5g (d)mass of beaker plus NaCl:47.438g (e) Mass of NaCl (g):0.018g **I need help with these questions below** 2.

    asked by chelsea on June 7, 2012
  44. Chemistry

    What does Ca^(2+) + Na2CO3 create? What does Ba^(2+) + Na2CO3 create? What does Ba^(2+) + Na2CrO4 create? Thank You

    asked by Wally on February 20, 2012
  45. chemistry

    If 60 grams of KCl can be dissolved in 100 grams water. Would the remaining solution be unsaturated, saturated, or supersaturated?

    asked by Amanda on December 6, 2010
  46. Chemistry

    How many grams of urea would have to be dissolved in 250 grams of water to give it a freezing point of -4.degrees celcius

    asked by Amy on February 4, 2017
  47. chemistry

    calculate the freezing point of an aqueous solution of 15.5 grams of glucose dissolved in 150 grams of water

    asked by Sara on March 22, 2014
  48. science

    2 grams of salt are dissolved in 20 grams of water. How much will the mixture weigh?

    asked by Denise on April 23, 2010
  49. oceanography

    One (1) kilogram of seawater (35‰) contains __ grams of dissolved salts and grams of water?

    asked by sarah on October 26, 2016
  50. 9th grade

    at 30degrees celcius, 80 grams of potassium bromide is dissolved in 100 grams of water. is this solution unsaturated, saturated, or supersaturated.

    asked by kim on November 24, 2008
  51. science

    If you have 2 grams of salt and it is dissolved in 20 grams of water, what will the weight be?

    asked by amy on July 8, 2013
  52. chemistry

    A solution containing 4.5 grams of non-electrolyte dissolved in 125 grams of water freezes at -0.372 degrees. Calculate the molar weight of the solute.

    asked by kareen on September 12, 2010
  53. Chemistry

    How many milliliters of 0.258 M NiCl2 solution are needed to react completely with 20.0 mL of 0.153 M Na2CO3 solution? How many grams of NiCO3 will be formed? The reaction is Na2CO3(aq) +NiCl2 (aq)----> NiCO3(s)+2NaCl I solved for the 1st part, 11.8 M

    asked by Stacie on March 22, 2015
  54. science

    When 9.6 grams of NaBr are dissolved in enough water to create a 165-gram solution, what is the solution's concentration, expressed as a percent by mass? 4.8% NaBr 5.5% NaBr 5.8% NaBr 6.2% NaBr

    asked by gary lee on November 14, 2017
  55. SCIENCE

    When 9.6 grams of NaBr are dissolved in enough water to create a 165-gram solution, what is the solution's concentration, expressed as a percent by mass? 4.8% NaBr 5.5% NaBr 5.8% NaBr 6.2% NaBr

    asked by gary lee on November 14, 2017
  56. chem

    When 9.6 grams of NaBr are dissolved in enough water to create a 165-gram solution, what is the solution's concentration, expressed as a percent by mass? 4.8% NaBr 5.5% NaBr 5.8% NaBr 6.2% NaBr

    asked by gary lee on November 14, 2017
  57. science

    When 9.6 grams of NaBr are dissolved in enough water to create a 165-gram solution, what is the solution's concentration, expressed as a percent by mass? 4.8% NaBr 5.5% NaBr 5.8% NaBr 6.2% NaBr

    asked by gary lee on November 14, 2017
  58. chemistry

    The solubility of an ionic compound is 30 grams of compound in 100 mililiters of water. If 60 grams of the compound is dissolved in 200 mL of water, the solution will saturated. t/f

    asked by stella on December 6, 2010
  59. Calculate Osmotic Pressure

    69.7 grams of a solute with a molecular mass of 2790 grams are dissolved in enough water to make 1.00 dm3 of solution at 20 degrees C. What is the osmotic pressure of the soluton?

    asked by Jose Reyes on December 7, 2010
  60. Chemistry

    a solution of HCL is approximately 0.1M and has to be standardized . 1.234g Na2CO3 are dissolved to make 100ml of solution. 20mL of this solution are titrated with the HCL solution, requiring 31.3mL for the second equivalence point. what is the exact

    asked by Joshua on January 9, 2015
  61. Chemistry

    a solution of HCL is approximately 0.1M and has to be standardized . 1.234g Na2CO3 are dissolved to make 100ml of solution. 20mL of this solution are titrated with the HCL solution, requiring 31.3mL for the second equivalence point. what is the exact

    asked by Joshua on January 14, 2015
  62. Chemistry 101 Electrolytes

    What is the total number of ions formed when 2.00 grams of calcium chloride are dissolved in 100 grams of water. (Ignore any ions formed by the water). Note, this is a bit of a trick question. Read the problem carefully.

    asked by Gweedo8 on June 1, 2009
  63. OChem

    Confused! Please help!! Assume an organic compound has a partition coefficient between water and diethyl ether equal to 6.63. If there are initially 9.05 grams of the compound dissolved in 80.0 mL of water, how many grams will remain in the aqueous layer

    asked by Katherine on October 2, 2011
  64. Chemistry Electrolytes

    What is the total number of ions formed when 2.00 grams of calcium chloride are dissolved in 100 grams of water. (Ignore any ions formed by the water). Note, this is a bit of a trick question. Read the problem carefully.

    asked by Gweedo8 on June 1, 2009
  65. CHEMISTRY

    Assume an organic compound has a partition coefficient between water and diethyl ether equal to 7.33. If there are initially 9.81 grams of the compound dissolved in 100.0 mL of water, how many grams will remain in the aqueous layer after extraction with

    asked by KRISTINA on September 9, 2012
  66. CHEMISTRY

    Assume an organic compound has a partition coefficient between water and diethyl ether equal to 7.33. If there are initially 9.81 grams of the compound dissolved in 100.0 mL of water, how many grams will remain in the aqueous layer after extraction with

    asked by KRISTINA on September 9, 2012
  67. Chemistry

    85.65 grams of barium hydroxide were dissolved in 2000ml of water. 88 grams of carbon dioxide were passed through the solution producing a white precipitate. what was this white precipitate and how many grams of it were produced.

    asked by John on March 26, 2012
  68. Chemistry Help!!!!!!

    95.65 grams of barium hydroxide were dissolved in 2000ml of water. 88 grams of carbon dioxide were passed through the solution producing a white precipitate. what was this white precipitate and how many grams of it were produced. explain please!!!! i got

    asked by Amber on March 29, 2012
  69. chemistry

    when 10.0 grams of an unknown substance is dissolved in 50. grams of water, the new freezing point becomes -3.00C. What is the molar mass of the compound? For this question can some one tell me the formulas I need to solve for this problem and I can fill

    asked by Ronnie on March 7, 2010
  70. Chemistry

    Urea (NH2)2CO is dissolved in 100.0 g of water. The solution freezes at -0.085 degrees C. how many grams of urea were dissolved to make this solution. delta T = Kf*molality Plug in 0.085 for delta T, I assume you know Kf for water, calculate molality. Then

    asked by Lauren on February 11, 2008
  71. Math

    Claudia drove 155 miles in 2.5 hours. Which of the following expressions could be used to find how many miles she can drive in 7 hours? A. 155*7 / 2.5 B. 2.5*7 / 155 C. 155*2.5 / 47 D. 7*2.5*155

    asked by Anonymous on April 24, 2019
  72. math

    In Purdue's Chemistry department, the chemists have found that in a water based solution containing 24 grams of certain undissolved chemicals, the rate of change of the amount of chemicals dissolved in the solution is proportional to the amount of the

    asked by Anonymous on February 6, 2018
  73. chemistry

    What is the final temperature of water when 2.70 grams of calcium chloride is dissolved in 25 mls of water at 25.5 Celcius.

    asked by Chelsi on October 22, 2012
  74. chemistry

    How many grams of KBr dissolved in 100 g of water is needed to raise the boiling point of water to 104.0 C

    asked by Anonymous on January 28, 2011
  75. Science

    Answer with solution, plz. 1. What is the concentration of the solution by volume when dissolved is used 30 grams & the water is 60 grams. 2. How much solvent in grams is present in a solution with a concentration by volume of 40% the solute of content is

    asked by Rachel on October 3, 2016
  76. Chemistry

    Urea (NH2)2CO is dissolved in 100.0 g of water. The solution freezes at -0.085 degrees C. how many grams of urea were dissolved to make this solution.

    asked by Lauren on February 7, 2008
  77. chemistry

    One teaspoon of instant coffee ( 3 grams ) is dissolved in 250 grams of water. What percent of the resulting solution is coffee ?

    asked by Anonymous on November 20, 2014
  78. Chemistry

    A protein has a molecular weight of 98,300 grams/ mole. What will be the osmotic pressure if 0.128 grams of this protein I dissolved in 15.0 ml of water at 20 degrees calcias?

    asked by Nad on December 17, 2012
  79. Chemistry

    In an experiment, 3.545 grams of an unknown nonelectrolyte is dissolved in 15.0 grams of water. The extrapolated freezing point is -.56 degrees C. What is the molecular weight of the unknown material?

    asked by Cerra on November 22, 2010
  80. Chemistry

    A compound is known to be a cesium halide, CsX. If 3.00 grams of the salt is dissolved in exactly 100.0 grams of water, the solution freezes at -0.735°C. What is the chemical formula for the salt?

    asked by Susy, PLEASE HELP on February 20, 2014
  81. chemistry

    8.058g x 10-2 kg of washing soda na2co3 10h20 is dissolved in water to obtain 1L of a solution of density 1077.2kg/m3. Calculate the molarity, molality and mole fraction of na2c03 in the solution? who helps

    asked by Fai on January 1, 2013
  82. Chemistry

    A certain compound contains carbon, hydrogen , and oxygen. When 1.00 grams of this compound are burned in oxygen gas 1.47 grams of CO2 and 0.600 grams of water are formed. When 2.75 grams of the compound are dissolved in 10.0 grams of water the resulting

    asked by Patrick on January 16, 2011
  83. Chemistry

    A certain compound contains carbon, hydrogen , and oxygen. When 1.00 grams of this compound are burned in oxygen gas 1.47 grams of CO2 and 0.600 grams of water are formed. When 2.75 grams of the compound are dissolved in 10.0 grams of water the resulting

    asked by Patrick on January 16, 2011
  84. Chemistry

    Sodium carbonate (kc = 3.67 *10^-3) is a weak base that can react with two moles of water according to the following equilibrium: Na2Co3 (aq) + 2 H2O yields H2CO3 + 2 NaOH if 8.14 mMol of sodium carbonate is dissolved in 100ml of water and allowed to reach

    asked by Cal21 on February 9, 2012
  85. Chemistry

    If 30 grams of KCl is dissolved in 100 grams of water at 40 degrees celsius, how many additional grams of KCl would be needed to make the solution saturated at 80 degrees celsius?

    asked by Sarah on April 18, 2012
  86. Math

    What is the molarity of 83.0 grams of KI dissolved in 500.0 ml of water

    asked by Julissa on March 27, 2019
  87. chem

    how many grams of NaoH are dissolved in 250.00 ml of water if the ph is 11.35

    asked by m on April 21, 2017
  88. Science

    I have a solid dissolved in water, both the same temp, and when it's put in the temperature drops. I have the heat capacity it of the solution, and need to the molar heat of the solution of the solid that was dissolved. Right now I've got: Mass of water x

    asked by Ned. on October 25, 2014
  89. ap chemistry

    A sample of 1.67 grams of Z is dissolved into 500 grams of water which is in a Styrofoam coffee cup. The temperature is monitored and is found to rise from 25.594◦C to 26.041◦C. What is Hsolution for substance Z? Assume no heat is lost/gained by the

    asked by gabriella on October 22, 2013
  90. Chemistry

    A sample of 2.08 grams of Z is dissolved into 500 grams of water which is in a styrofoam coffee cup. The temperature is monitored and is found to rise from 25.682◦C to 25.899◦C. What is ∆Hsolution for substance Z? Assume no heat is lost/gained by

    asked by John on September 21, 2013
  91. Chemistry

    How many grams of BaCO3 will dissolve in 3.0 L of water containing a Ba+2 concentration of 0.5 M (Ksp= 5.1E-9) My work: BaCO3 Ba+ + CO3- i 0.5 M c -s +s +s e 0.5 +s +s (s)(0.5+s)= 5.1E-9 s= 1.0E-9mol/L x 3.0 L x 197.336 g/L= 5.92E-6 grams of BaCO3

    asked by Kelly on May 14, 2011
  92. Chemistry

    A solution is made by dissolving 3.5 moles of sodium chloride (NaCl) in 155 grams of water. If the molal boiling point constant for water (Kb) is 0.51 °C/m, what would be the boiling point of this solution?

    asked by Christi on January 14, 2011
  93. Chemistry

    How many grams of perchloric acid are dissolved into 3.86 L of water, if the pH of the solution is 4.03.

    asked by Jose on May 11, 2016
  94. chemistry

    what mass of X can be dissolved in 35.0 grams of water at 20 degrees centigrate?

    asked by nat on March 12, 2011
  95. chemistry

    How many grams Of KCI are dissolved in 100g. of water at 50 degrees?

    asked by Mary Ann on November 23, 2009
  96. Chemistry

    12 grams of salt dissolved in 650 mL of water has what concentration?

    asked by Harley on November 5, 2012
  97. Chemistry-titrations

    Question: An unknown mass of (NH4)2CO3 is mixed with 4g of NaOH and dissolved in 100cm3 of water,which results a clear solution.Gasses are removed by heating the final solution. 2 parts of 25cm3 of final solution is taken and one is titrated with 0.5 M HCl

    asked by Shenaya on May 29, 2017
  98. chemistry

    How many grams of Na2CO3 are present in 18.4 mL of a 34.0% Na2CO3 solution. The density of the solution is 1.10 g/mL.

    asked by britney on February 2, 2014
  99. Chemistry

    Can someone help me find the grams of what I produced. This is my first experiment I've ever done before and it was fun. Na2CO3 + 2HCl = 2NaCl + H2O + CO2 Empty crucible is: 33.076g I Started with 0.575 Na2CO3 How do I set this up to find how much NaCl

    asked by Henry on November 12, 2017
  100. Chemistry

    What preperation produces a 2.0 Mole solution of C6H12O6? a) 90.0 grams of C6H12O6 dissolved in 500.0 mL of solution b) 180.0 grams of C6H12O6 dissolved in 1000mL of solution c) 90 Grams of C6H12O6 dissolved in 1000mL of solution D) 180.0 Grams of C6H12O6

    asked by D on December 19, 2012

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