Homework Answers
Add Answer to:
How many moles of gas are there in a 45.0 L container at 25.0 degree C...
How many moles of by hydrochloric acid are required to react completely with 9.80 L
How many moles of by hydrochloric acid are required to react completely with 9.80 L. of oxygen gas according to the following reaction at 0℃ and 1 atm ? hydrochloric acid (aq) + oxygen(g) ⟶ water (l) + chlorine(g)
8. i) How many moles of Neon gas will occupy a container with a volume of...
8. i) How many moles of Neon gas will occupy a container with a volume of 2.5 L at a temperature of 31.5°C and a pressure of 912 torr? ii) What is the density of the gas? 9. A tank of compressed mixed gases contains 0.40 moles of Hz (hydrogen), 1.3 moles of NO2 (nitrogen dioxide), and 0.80 moles of Ar (argon). The total pressure in the tank is 2.8 atm. What is the partial pressure of the Hz gas?...
32) The reaction of one mole of nitrogen gas with three moles of hydrogen gas releases 92 kJ of thermal energy to t...
32) The reaction of one mole of nitrogen gas with three moles of hydrogen gas releases 92 kJ of thermal energy to the surroundings. Which of the following is TRUE? A) This reaction has a negative enthalpy of reaction. B) Complete reaction of two moles of nitrogen gas would release 184 kJ of thermal energy in this reaction. C) This reaction is exothermic. D) All of the above are true. E) None of the above are true. 33) How many...
How many liters of oxygen at 23° C and 1.12 atm will be required for the...
How many liters of oxygen at 23° C and 1.12 atm will be required for the combustion of 10.0 g of methane, CH4, according to the chemical reaction below: CH4 (g) + 2 O2 (g) ---> CO2 (g) + 2 H2O (g) When magnesium burns in air, the reaction is described by: 2 Mg (s) + O2 (g) ---> 2 MgO (s) What mass of magnesium will react with 10.8 L of oxygen if the temperature and pressure of the...
w4. 1a) For the following reaction, 0.275 moles of hydrochloric acid are mixed with 0.372 moles of oxygen gas. hydrochlo...
w4.
1a) For the following reaction, 0.275 moles of
hydrochloric acid are mixed with
0.372 moles of oxygen gas.
hydrochloric acid (aq) + oxygen (g) --> water (l) + chlorine
(g)
What is the formula for the limiting
reagent?
What is the maximum amount of water that can be
produced? (answer in moles)
1b) An iron nail rusts when exposed to oxygen.
For the following reaction, 0.343 moles of
iron are mixed with 0.127 moles
ofoxygen gas.
iron (s) +...
3.355 M K2SO4 solution can be prepared by A) dilution of 500.0 mL of 1.00 MK2SO4...
3.355 M K2SO4 solution can be prepared by A) dilution of 500.0 mL of 1.00 MK2SO4 to 1.00 L B) dissolving 46.7 g of K2SO4 in water and diluting to 500.0 ml, then diluting 25.0 ml of this solution to a total volume of 500.0 mL C) dissolving 46.7 g of K2SO4 in water and diluting to a total volume of 250.0 mL D) dilution of 1.00 mL of 0.355 M K2SO4 to 1.00 L E) diluting 46.7 mL of...
8. i) How many moles of Neon gas will occupy a container with a volume of 2.5 L at a temperature of 31.5°C and a pressure of 912 torr? ii) What is the density of the gas? 9. A tank of compressed mixed gases contains 0.40 moles of Hz (hydrogen), 1.3 moles of NO2 (nitrogen dioxide), and 0.80 moles of Ar (argon). The total pressure in the tank is 2.8 atm. What is the partial pressure of the Hz gas?...
32) The reaction of one mole of nitrogen gas with three moles of hydrogen gas releases 92 kJ of thermal energy to the surroundings. Which of the following is TRUE? A) This reaction has a negative enthalpy of reaction. B) Complete reaction of two moles of nitrogen gas would release 184 kJ of thermal energy in this reaction. C) This reaction is exothermic. D) All of the above are true. E) None of the above are true. 33) How many...
w4.
1a) For the following reaction, 0.275 moles of
hydrochloric acid are mixed with
0.372 moles of oxygen gas.
hydrochloric acid (aq) + oxygen (g) --> water (l) + chlorine
(g)
What is the formula for the limiting
reagent?
What is the maximum amount of water that can be
produced? (answer in moles)
1b) An iron nail rusts when exposed to oxygen.
For the following reaction, 0.343 moles of
iron are mixed with 0.127 moles
ofoxygen gas.
iron (s) +...
3.355 M K2SO4 solution can be prepared by A) dilution of 500.0 mL of 1.00 MK2SO4 to 1.00 L B) dissolving 46.7 g of K2SO4 in water and diluting to 500.0 ml, then diluting 25.0 ml of this solution to a total volume of 500.0 mL C) dissolving 46.7 g of K2SO4 in water and diluting to a total volume of 250.0 mL D) dilution of 1.00 mL of 0.355 M K2SO4 to 1.00 L E) diluting 46.7 mL of...
Most questions answered within 3 hours.
-
You place a block of
ice (mass of 3 kg) into a test chamber filled with...
asked 3 minutes ago -
Write which type of radiation (alpha, beta, gamma, or positron)
matches the following
descriptors. Each type...
asked 4 minutes ago -
Describe and draw the mechanism for the formation of the
Grignard reagent with 2-bromopropane as the...
asked 5 minutes ago -
Work out a care plan for Rex to help her better manage
her medical conditions. Provide...
asked 16 minutes ago -
The historical returns on a balanced portfolio have had an
average return of 11% and a...
asked 20 minutes ago -
Sulfuric acid (250.0mL) is titrated with 176.5 mL 2.4 M NaOH to
an equivalence point (the...
asked 32 minutes ago -
The quality control manager of a cookie company is inspecting a
batch of chocolate-chip cookies that...
asked 33 minutes ago -
How can we identify what the horizontal force is when looking at
a merry go round?...
asked 1 hour ago -
While Dime Community Bank is based in Brooklyn; management has
decided to focus its lending activity...
asked 1 hour ago -
1) Earnings functions, whereby the log of earnings is regressed
on years of education, years of...
asked 1 hour ago -
Bruno Corporation is involved in the business of injection
molding of plastics. It is considering the...
asked 1 hour ago -
What would be the vapor pressure of water at 96°C above a
solution made by dissolving...
asked 1 hour ago