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.0070 DJ0.07 70 0/ cCcc (a. 9. Convert 15.0 grams of CO2 to moles. B) 0.416...
For each of the following HCl solutions, the moles or grams of solute present and the...
For each of the following HCl solutions, the moles or grams of solute present and the total solution volume are given. Calculate the molarity of each solution. a.-1.40 moles HCl, 1.45 L solution b. 0.850 mole HCl, 0.867 L solution c. 30.0 g HCI, 1.45 L solution d. 30.0 g HCI, 875 mL solution 8-53 For each of the following KOH solutions, the moles or 8-54 re b. S.00gvae c. 25.0 g NaCI, 137.0 g H2O d. 729 mg NaCl,...
How much heat required to convert 36 grams (2 moles) of ice at 0 degrees C...
How much heat required to convert 36 grams (2 moles) of ice at 0 degrees C to liquid water at 50 degrees C? delta-H of fusion for H2O is 6.02 kJ/mol and the heat capacity of liquid water is 4.18J/g degrees C. A) 12 kJ B) 7524 J C) 8728 J D) 19564 J
i have a chem exam coming up and i want to ensure my answers to all of the questions shown are correct Chloroform, C...
i have a chem exam coming up and i want to ensure my answers
to all of the questions shown are correct
Chloroform, CHCI, is prepared industrially by reacting methane with chlorine. How many grams of Cl2 are needed to produce 1.50 moles of Chloroform? 2. 3 HС! 3 Cl СНCI, + CH4 + In photosynthesis, green plants convert CO2 and H2O into glucose, C4H12O6 How many grams of CO2 are 3. required to produce 5.10 grams of glucose? с...
Hello guys I want help to solve those question please ! Calculate the mole fraction of...
Hello guys I want help to solve those question please !
Calculate the mole fraction of phosphoric acid (H3PO4) in a
26.6% (by mass) aqueous solution.
What is the freezing point (°C) of a solution prepared by
dissolving 11.3 g of Ca(NO3)2 in 115 g of water?
The molal freezing point depression constant for water is
The concentration of CO2 in a soft drink bottled with a partial
pressure of CO2 of 4.0 atm over the liquid at 25 °C...
9) An increase in the temperature of a solution usually A) increases the boiling point. B)...
9) An increase in the temperature of a solution usually A) increases the boiling point. B) increases the solubility of a gas in the solution. C) increases the solubility of a solid solute in the solution. D) decreases the solubility of a solid solute in the solution. E) decreases the solubility of a liquid solute in the solution. 10) The solubility of Kl is 50 g in 100 g of H20 at 20°C. If 110 grams of Kl are added...
Solution Worksheet Name 1.12.5 g of NaCl is dissolved in enough water to make 0,683 L...
Solution Worksheet Name 1.12.5 g of NaCl is dissolved in enough water to make 0,683 L of solution: a. What is the molarity of the solution? b. How many moles of Nail are contained in 0.0100 L of the above solution? What volume (L) of this NaCl solution would contain 0.150 moles of NaCl? 2. 255 g of NHCl is dissolved in enough water to make 7500 ml of solution What is the molarity of the solution b. How many...
all please, no mid way answers because then i dont get the help necessary. Name 2)...
all
please, no mid way answers because then i dont get the help
necessary.
Name 2) Nitrogen dioxide gas reacts with water to form nitric acid and nitrogen monoxide gas a) Write a balanced chemical equation for the reaction. b) If 5.Og nitrogen dioxide completed reacted, how many grams of nitric acid would form? c) If 5.0g water completed reacted, how many grams of nitric acid would form? d) What is the limited reagent? nitrogen dioxide, NO2 e) If 5.0g...
Question 22 (2.5 points) How many grams of glucose (C6H1206) are in 3.55 moles of glucose?...
Question 22 (2.5 points) How many grams of glucose (C6H1206) are in 3.55 moles of glucose? A) 180. g B) 639 g C) 103 g D) 426 g E) 50.7 g А с ОЕ B D Question 23 (2.5 points) How many grams of MgO are produced when 40.0 grams of O2 react completely with Mg in the following reaction? 2Mg (s) + O2(g) → 2MgO(s) A) 30.4 g B) 50.4 g C) 60.8 g D) 101 g E) 201...
Given the data below, how many grams of NaCl would you expect to be formed in...
Given the data below, how many grams of NaCl would you expect to be formed in the reaction of excess HCl with the Na,CO3? The molar mass of sodium carbonate is 105.989 g/mol and the molar mass of sodium chloride is 58.443 g/mol. 83.000 mass of empty beaker (g) mass of beaker plus Na2CO3 (9) mass of Na2CO3 (9) 85.250 2.250 Select one: O a. 2.481 g O b. 3.308 g O c.4.962 g O d. 1.241 g You added...
How many grams of sodium iodide are required to react completely with 3.01 x 1023 molecules...
How many grams of sodium iodide are required to react completely with 3.01 x 1023 molecules of chlorine? 2 NaI + Cl2 ------> I2 + 2 NaCl A. 1.50 g B. 37.5 g C. 150. g D. 74.9 g 1 points QUESTION 2 When 22.0 g of NaOH and 21.0 g of H2SO4 are mixed and react according to the reaction: 2 NaOH + H2SO4 ------> Na2SO4 + 2 H2O, which is the limiting reagent? A. NaOH B. H2SO4 C....
For each of the following HCl solutions, the moles or grams of solute present and the total solution volume are given. Calculate the molarity of each solution. a.-1.40 moles HCl, 1.45 L solution b. 0.850 mole HCl, 0.867 L solution c. 30.0 g HCI, 1.45 L solution d. 30.0 g HCI, 875 mL solution 8-53 For each of the following KOH solutions, the moles or 8-54 re b. S.00gvae c. 25.0 g NaCI, 137.0 g H2O d. 729 mg NaCl,...
i have a chem exam coming up and i want to ensure my answers
to all of the questions shown are correct
Chloroform, CHCI, is prepared industrially by reacting methane with chlorine. How many grams of Cl2 are needed to produce 1.50 moles of Chloroform? 2. 3 HС! 3 Cl СНCI, + CH4 + In photosynthesis, green plants convert CO2 and H2O into glucose, C4H12O6 How many grams of CO2 are 3. required to produce 5.10 grams of glucose? с...
Hello guys I want help to solve those question please !
Calculate the mole fraction of phosphoric acid (H3PO4) in a
26.6% (by mass) aqueous solution.
What is the freezing point (°C) of a solution prepared by
dissolving 11.3 g of Ca(NO3)2 in 115 g of water?
The molal freezing point depression constant for water is
The concentration of CO2 in a soft drink bottled with a partial
pressure of CO2 of 4.0 atm over the liquid at 25 °C...
9) An increase in the temperature of a solution usually A) increases the boiling point. B) increases the solubility of a gas in the solution. C) increases the solubility of a solid solute in the solution. D) decreases the solubility of a solid solute in the solution. E) decreases the solubility of a liquid solute in the solution. 10) The solubility of Kl is 50 g in 100 g of H20 at 20°C. If 110 grams of Kl are added...
Solution Worksheet Name 1.12.5 g of NaCl is dissolved in enough water to make 0,683 L of solution: a. What is the molarity of the solution? b. How many moles of Nail are contained in 0.0100 L of the above solution? What volume (L) of this NaCl solution would contain 0.150 moles of NaCl? 2. 255 g of NHCl is dissolved in enough water to make 7500 ml of solution What is the molarity of the solution b. How many...
all
please, no mid way answers because then i dont get the help
necessary.
Name 2) Nitrogen dioxide gas reacts with water to form nitric acid and nitrogen monoxide gas a) Write a balanced chemical equation for the reaction. b) If 5.Og nitrogen dioxide completed reacted, how many grams of nitric acid would form? c) If 5.0g water completed reacted, how many grams of nitric acid would form? d) What is the limited reagent? nitrogen dioxide, NO2 e) If 5.0g...
Question 22 (2.5 points) How many grams of glucose (C6H1206) are in 3.55 moles of glucose? A) 180. g B) 639 g C) 103 g D) 426 g E) 50.7 g А с ОЕ B D Question 23 (2.5 points) How many grams of MgO are produced when 40.0 grams of O2 react completely with Mg in the following reaction? 2Mg (s) + O2(g) → 2MgO(s) A) 30.4 g B) 50.4 g C) 60.8 g D) 101 g E) 201...
Given the data below, how many grams of NaCl would you expect to be formed in the reaction of excess HCl with the Na,CO3? The molar mass of sodium carbonate is 105.989 g/mol and the molar mass of sodium chloride is 58.443 g/mol. 83.000 mass of empty beaker (g) mass of beaker plus Na2CO3 (9) mass of Na2CO3 (9) 85.250 2.250 Select one: O a. 2.481 g O b. 3.308 g O c.4.962 g O d. 1.241 g You added...
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