Homework Answers
After 0.600 L of Ar at 1.17 atm and 217°C is mixed with 0.200 L of...
After 0.600 L of Ar at 1.17 atm and 217°C is mixed with 0.200 L of O, at 494 torr and 105°C in a 400.-mL flask at 25°C, what is the pressure in the flask? atm
After 0.600 L of Ar at 1.22 atm and 213°C is mixed with 0.200 L of...
After 0.600 L of Ar at 1.22 atm and 213°C is mixed with 0.200 L of O2 at 373 torr and 115°C in a 400.−mL flask at 21°C, what is the pressure in atm of the flask?
After 0.600 L of Ar at 1.10 atm and 249°C is mixed with 0.200 L of...
After 0.600 L of Ar at 1.10 atm and 249°C is mixed with 0.200 L of O2 at 370 torr and 112°C in a 400.-mL flask at 23°C, what is the pressure in the flask? I atm
Enter your answer in the provided box. After 0.600 L of Ar at 1.36 atm and...
Enter your answer in the provided box. After 0.600 L of Ar at 1.36 atm and 210°C is mixed with 0.200 L of O2 at 338 torr and 123°C in a 400.-mL flask at 27°C, what is the pressure in the flask? atm
The volume of a gas is 36.0 ml at 10.0 degree C and 4.50 atm. At What temperature (degree C) will the gas have...
The volume of a gas is 36.0 ml at 10.0 degree C and 4.50 atm. At What temperature (degree C) will the gas have a pressure of 3.50 atm and a volume of 85.0 mL? 623 degree C 220 degree C 77.7 degree C 896 degree C 246 degree C A 125-mL tank is filled with O_2 gas until the pressure is 75.0 atm at 25 degree C. Calculate the moles of oxygen in the tank. 4.57 0.00378 0.505 0.383...
PROBLEMS 1. Compare the root mean square velocity ofa Kr atom at 25 °C with the...
PROBLEMS 1. Compare the root mean square velocity ofa Kr atom at 25 °C with the speed of a jet airliner. Esti- mate the speed of ajet airliner based on your knowledge and experience. Foundations ol Chemistry: 5th ed 2. A balloon contains 0.3 moles of oxygen and 0.6 moles of nitrogen. If the balloon is at STP, wh the partial pressure of nitrogen? 3. Oxygen gas generated by the decomposition of potassium chlorate is collected over water a 25...
1. A 30.0 L gas cylinder at 38 °C is filled with 3.33 moles of carbon...
1. A 30.0 L gas cylinder at 38 °C is filled with 3.33 moles of carbon dioxide and 3.66 moles of nitrogen. Calculate the total pressure, as well as the mole fractions and partial pressures of carbon dioxide and nitrogen, in the cylinder. 2. A balloon contains 0.3 moles of oxygen and 0.6 moles of nitrogen. If the o les of nitrogen. If the balloon is at STP, what is the partial pressure of nitrogen? 3. Oxygen gas generated by...
All of the following are incorrect formulas of a salt except a. CaCl_2 b. MgF_3 c....
All of the following are incorrect formulas of a salt except a. CaCl_2 b. MgF_3 c. LiN_2 d. NaBr_4 e. Cal Which formula/name is NOT correct? a. CaH_2/calcium hydride b. N_2O_4/dinitrogen tetraoxide c. Al_2(SO_4)3/aluminum sulfate d. Cu_2S/Copper(I) Sulfide e. Na_2SO_3/sodium sulfate The correct Lewis formula for N_2H_4 is (each dash represents two electrons) What is the product of reaction of a strong acid with a strong base? a. water and a gas b. water and a precipitate c. water and...
CHM 1210 Final practice Name: Know electrolyte table, 5 solubility rules; 26 polyatomics (name/formula) Write 7...
CHM 1210 Final practice Name: Know electrolyte table, 5 solubility rules; 26 polyatomics (name/formula) Write 7 naturally occurring diatomic molecules (name; formula, phase , charge) Write rite out strong acids and weak acids by name; formula, phase ,charge Write out the molecular, complete, and net-ionic equations for the following reactions The mixing of Cobalt(IlI) chloride and silver nitrate The mixing of acetic acid and sodium hydroxide The mixing of hydrochloric acid and cakcium hydroxide The mixing of barium chloride and...
0/ 1 pts Question 2 During a certain titration, 35.0 mL of 0.175 M aqueous sulfuric...
0/ 1 pts Question 2 During a certain titration, 35.0 mL of 0.175 M aqueous sulfuric acid was required to exactly neutralize 49.0 mL of sodium hydroxide. Determine the molarity of the base. H2SO4 (aq) + 2NaOH(aq) + 2 H2O (0) + Na2SO4 (aq) [balanced] 0.125 M 6.00 x 10 M 0.250 M 0.175 M 0.600 M 2ct Question 6 0/1 pts Calculate the pressure exerted by 5.12 grams of chlorine gas in a 850 mL sealed flask at 27.0°C....
After 0.600 L of Ar at 1.17 atm and 217°C is mixed with 0.200 L of O, at 494 torr and 105°C in a 400.-mL flask at 25°C, what is the pressure in the flask? atm
After 0.600 L of Ar at 1.10 atm and 249°C is mixed with 0.200 L of O2 at 370 torr and 112°C in a 400.-mL flask at 23°C, what is the pressure in the flask? I atm
Enter your answer in the provided box. After 0.600 L of Ar at 1.36 atm and 210°C is mixed with 0.200 L of O2 at 338 torr and 123°C in a 400.-mL flask at 27°C, what is the pressure in the flask? atm
The volume of a gas is 36.0 ml at 10.0 degree C and 4.50 atm. At What temperature (degree C) will the gas have a pressure of 3.50 atm and a volume of 85.0 mL? 623 degree C 220 degree C 77.7 degree C 896 degree C 246 degree C A 125-mL tank is filled with O_2 gas until the pressure is 75.0 atm at 25 degree C. Calculate the moles of oxygen in the tank. 4.57 0.00378 0.505 0.383...
PROBLEMS 1. Compare the root mean square velocity ofa Kr atom at 25 °C with the speed of a jet airliner. Esti- mate the speed of ajet airliner based on your knowledge and experience. Foundations ol Chemistry: 5th ed 2. A balloon contains 0.3 moles of oxygen and 0.6 moles of nitrogen. If the balloon is at STP, wh the partial pressure of nitrogen? 3. Oxygen gas generated by the decomposition of potassium chlorate is collected over water a 25...
1. A 30.0 L gas cylinder at 38 °C is filled with 3.33 moles of carbon dioxide and 3.66 moles of nitrogen. Calculate the total pressure, as well as the mole fractions and partial pressures of carbon dioxide and nitrogen, in the cylinder. 2. A balloon contains 0.3 moles of oxygen and 0.6 moles of nitrogen. If the o les of nitrogen. If the balloon is at STP, what is the partial pressure of nitrogen? 3. Oxygen gas generated by...
All of the following are incorrect formulas of a salt except a. CaCl_2 b. MgF_3 c. LiN_2 d. NaBr_4 e. Cal Which formula/name is NOT correct? a. CaH_2/calcium hydride b. N_2O_4/dinitrogen tetraoxide c. Al_2(SO_4)3/aluminum sulfate d. Cu_2S/Copper(I) Sulfide e. Na_2SO_3/sodium sulfate The correct Lewis formula for N_2H_4 is (each dash represents two electrons) What is the product of reaction of a strong acid with a strong base? a. water and a gas b. water and a precipitate c. water and...
CHM 1210 Final practice Name: Know electrolyte table, 5 solubility rules; 26 polyatomics (name/formula) Write 7 naturally occurring diatomic molecules (name; formula, phase , charge) Write rite out strong acids and weak acids by name; formula, phase ,charge Write out the molecular, complete, and net-ionic equations for the following reactions The mixing of Cobalt(IlI) chloride and silver nitrate The mixing of acetic acid and sodium hydroxide The mixing of hydrochloric acid and cakcium hydroxide The mixing of barium chloride and...
0/ 1 pts Question 2 During a certain titration, 35.0 mL of 0.175 M aqueous sulfuric acid was required to exactly neutralize 49.0 mL of sodium hydroxide. Determine the molarity of the base. H2SO4 (aq) + 2NaOH(aq) + 2 H2O (0) + Na2SO4 (aq) [balanced] 0.125 M 6.00 x 10 M 0.250 M 0.175 M 0.600 M 2ct Question 6 0/1 pts Calculate the pressure exerted by 5.12 grams of chlorine gas in a 850 mL sealed flask at 27.0°C....
Most questions answered within 3 hours.
-
What are two strengths and two weaknesses of hardware,
software, and/or data?
How can the weaknesses...
asked 31 seconds ago -
A and B face the choice of working in a safe
mine at €200/wk or an...
asked 20 minutes ago -
True or false: couldnt figure out these few
- When charges are only located OUTSIDE an...
asked 28 minutes ago -
Given the following function:
int fun1(int count){
int Num ;
for (i = 0; i <...
asked 29 minutes ago -
Please submit your paper topic so that I can review it and make
any necessary suggestions...
asked 30 minutes ago -
Why are there so many theories of addiction? (Consider the
adequacy of each theory in relation...
asked 33 minutes ago -
22mL of 0.1020M Naoh is used in a titration against an unknown
1M acid (30mL). Determine...
asked 42 minutes ago -
Solve for distance using 90 db = 85 db + 20 log (20 ft/
distance)
1.8...
asked 44 minutes ago -
Aluminum is cast in an insulating ceramic mold with no
superheat. The thickness of the casting...
asked 1 hour ago -
Discuss the current status of Ulmus americana and the reasons for
it status. (answer in detail...
asked 1 hour ago -
Q3. A car moves with a constant velocity of 25m/s east with
respect to a person...
asked 1 hour ago -
If a bond currently sold at $865 with a yield to maturity of 8%
and a...
asked 1 hour ago