Homework Answers
Magnesium hydroxide has very little solubility in water means in cold water or we can list this in an insoluble salt list but when it is dissolved in hot water it is slightly soluble like other substances but in cold water it is nearly insoluble and has a very very low ksp value.
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Post-Laboratory Questions (Use the spaces provided for the answers and additional paper if necessary.) mari 1....
EQUL 404: Studying Chemical Equilibris and Applying Le Chateliers Pricipale Using Microscale Lechnique Post-Laboratory Questions (Use...
EQUL 404: Studying Chemical Equilibris and Applying Le Chateliers Pricipale Using Microscale Lechnique Post-Laboratory Questions (Use the spaces provided for the answers and additional paper if necessary.) 1. Experience teaches us that most solids are more soluble in warm water than in cold water. Does the sol ubility of Mg(OH), fit this pattern? Briefly explain (2) The student draws some of the blue solution into the bulb ola Beral pipet. The pipet is placed, bulb down, in a hot-water bath....
#3-4 Post-Laboratory Questions (Use the spaces provided for the answers and additional paper if necessary) 1....
#3-4
Post-Laboratory Questions (Use the spaces provided for the answers and additional paper if necessary) 1. A strip of tin (Sn) is placed in an AgNO, solution. ction reaction should ocur (1) Predict whether or not a spontaneous Explain your reasoning oxidation-reduction reaction should occur in this system (2) Write a chemical equation to describe the net reaction, if it is spontaneous. (3) Indicate the experimental observations you would expect for this procedure. 2. The half-cell reactions that occur in...
Section Post-Laboratory Questions (use the spaces provided for the answers and additional paper ifnecessary. 1. laboratory...
Section Post-Laboratory Questions (use the spaces provided for the answers and additional paper ifnecessary. 1. laboratory the m molar mass of your unknown. Calculate the percent error for the gram molar mass of your unknown. 2. A student, following the procedure described in this module, used water as the solvent and encountered some interesting problems. Comment on the effect, if any, each of the following situ- ations could have had on the experimental results. a) The unknown, a white powder,...
Post-Laboratory Questions (Use the spaces provided for the answers and additional paper if necessary.) 1. Briefl...
Post-Laboratory Questions (Use the spaces provided for the answers and additional paper if necessary.) 1. Briefly explain whether the following procedural changes would have caused the calculated number of waters of hydration in a hydrate sample to be too high, too low, or unaffected. (a) A student washed the crucible, but failed to heat it to dryness prior to weighing it at the start of the experiment. (b) A student was anxious to finish the experiment and heated the crucible...
Name Section Date be the noon worden volled to bring to Post-Laboratory Questions (Use the spaces...
Name Section Date be the noon worden volled to bring to Post-Laboratory Questions (Use the spaces provided for the answers and additional paper if necessary.) 1. The density of ice at 0°C is 0.9168 g mL, and that of liquid water at 0°C is 0.9999 g ml- (1) What are the volumes of 1.000 g of ice and of 1.000 g of water at 0°C?
3. (pts) We know that most solids are more soluble in warm water than in cold water. Does the solubility of NHCl fi...
3. (pts) We know that most solids are more soluble in warm water than in cold water. Does the solubility of NHCl fit this pattern? Explain.
THER 112 The Themodynamics of Porasiun Nirate DingWe Post-Laboratory Questions (Use the spaces provided for the...
THER 112 The Themodynamics of Porasiun Nirate DingWe Post-Laboratory Questions (Use the spaces provided for the answers and additional paper it necessary) 1. (a) Is the process of KNO, dissolving in water spontaneous at all tomperatures studied? Brielly 3. (a) What assumption is made about the reac- tion at the temperature at which crystais become visible? explain, (b) Is the reaction in (a) one that gives oft heat or requires heat? Briefly explain. (b) If this assumption were not true,...
21 THER 368 Hear of Post-Laboratory Questions (Use the spaces provided for the answer and additional...
21 THER 368 Hear of Post-Laboratory Questions (Use the spaces provided for the answer and additional paper necessary) 1. A student was given only one graduated cylinder 3. The accepted AHeurn of hydrobromic acid (HBr) to use for this experiment. After using it to measure reacting wrhNaoHsolution and of HNO3reacting with 50.0mLof the assigned acid, the student failedtorinse potassium hydroxide (KOH) solution are identical. ordrythe cylinder before measuring out the50,5mLof (1) Write net ionic equations to show what aque- the...
Can you answer 2 to 5? Post-Laboratory Questions Use the spaces provided for the answers and...
Can
you answer 2 to 5?
Post-Laboratory Questions Use the spaces provided for the answers and additional paper if necessary.) A student was given only one graduated cylinder3. The accepted &Hheutan of hydrobromic acid experiment. After using it to measure (HBr) reacting with NaOH solution and of HNO he student failed to reacting with potassium hydroxide (KOH) solution 50.0 mL of the assigned acid, t rinse or dry the cylinder before measuring out the are identical. 50.5 mL of the...
THER 112 The Themodynamics of Porasiun Nirate DingWe Post-Laboratory Questions (Use the spaces pr...
THER 112 The Themodynamics of Porasiun Nirate DingWe Post-Laboratory Questions (Use the spaces provided for the answers and additional paper it necessary) 1. (a) Is the process of KNO, dissolving in water spontaneous at all tomperatures studied? Brielly 3. (a) What assumption is made about the reac- tion at the temperature at which crystais become visible? explain, (b) Is the reaction in (a) one that gives oft heat or requires heat? Briefly explain. (b) If this assumption were not true,...
EQUL 404: Studying Chemical Equilibris and Applying Le Chateliers Pricipale Using Microscale Lechnique Post-Laboratory Questions (Use the spaces provided for the answers and additional paper if necessary.) 1. Experience teaches us that most solids are more soluble in warm water than in cold water. Does the sol ubility of Mg(OH), fit this pattern? Briefly explain (2) The student draws some of the blue solution into the bulb ola Beral pipet. The pipet is placed, bulb down, in a hot-water bath....
#3-4
Post-Laboratory Questions (Use the spaces provided for the answers and additional paper if necessary) 1. A strip of tin (Sn) is placed in an AgNO, solution. ction reaction should ocur (1) Predict whether or not a spontaneous Explain your reasoning oxidation-reduction reaction should occur in this system (2) Write a chemical equation to describe the net reaction, if it is spontaneous. (3) Indicate the experimental observations you would expect for this procedure. 2. The half-cell reactions that occur in...
Section Post-Laboratory Questions (use the spaces provided for the answers and additional paper ifnecessary. 1. laboratory the m molar mass of your unknown. Calculate the percent error for the gram molar mass of your unknown. 2. A student, following the procedure described in this module, used water as the solvent and encountered some interesting problems. Comment on the effect, if any, each of the following situ- ations could have had on the experimental results. a) The unknown, a white powder,...
Post-Laboratory Questions (Use the spaces provided for the answers and additional paper if necessary.) 1. Briefly explain whether the following procedural changes would have caused the calculated number of waters of hydration in a hydrate sample to be too high, too low, or unaffected. (a) A student washed the crucible, but failed to heat it to dryness prior to weighing it at the start of the experiment. (b) A student was anxious to finish the experiment and heated the crucible...
Name Section Date be the noon worden volled to bring to Post-Laboratory Questions (Use the spaces provided for the answers and additional paper if necessary.) 1. The density of ice at 0°C is 0.9168 g mL, and that of liquid water at 0°C is 0.9999 g ml- (1) What are the volumes of 1.000 g of ice and of 1.000 g of water at 0°C?
3. (pts) We know that most solids are more soluble in warm water than in cold water. Does the solubility of NHCl fit this pattern? Explain.
THER 112 The Themodynamics of Porasiun Nirate DingWe Post-Laboratory Questions (Use the spaces provided for the answers and additional paper it necessary) 1. (a) Is the process of KNO, dissolving in water spontaneous at all tomperatures studied? Brielly 3. (a) What assumption is made about the reac- tion at the temperature at which crystais become visible? explain, (b) Is the reaction in (a) one that gives oft heat or requires heat? Briefly explain. (b) If this assumption were not true,...
21 THER 368 Hear of Post-Laboratory Questions (Use the spaces provided for the answer and additional paper necessary) 1. A student was given only one graduated cylinder 3. The accepted AHeurn of hydrobromic acid (HBr) to use for this experiment. After using it to measure reacting wrhNaoHsolution and of HNO3reacting with 50.0mLof the assigned acid, the student failedtorinse potassium hydroxide (KOH) solution are identical. ordrythe cylinder before measuring out the50,5mLof (1) Write net ionic equations to show what aque- the...
Can
you answer 2 to 5?
Post-Laboratory Questions Use the spaces provided for the answers and additional paper if necessary.) A student was given only one graduated cylinder3. The accepted &Hheutan of hydrobromic acid experiment. After using it to measure (HBr) reacting with NaOH solution and of HNO he student failed to reacting with potassium hydroxide (KOH) solution 50.0 mL of the assigned acid, t rinse or dry the cylinder before measuring out the are identical. 50.5 mL of the...
THER 112 The Themodynamics of Porasiun Nirate DingWe Post-Laboratory Questions (Use the spaces provided for the answers and additional paper it necessary) 1. (a) Is the process of KNO, dissolving in water spontaneous at all tomperatures studied? Brielly 3. (a) What assumption is made about the reac- tion at the temperature at which crystais become visible? explain, (b) Is the reaction in (a) one that gives oft heat or requires heat? Briefly explain. (b) If this assumption were not true,...
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