Homework Answers
Add Answer to:
Question 9 of 15 Submit How many L of carbon dioxide at 1.00 atm and 298.15...
A 21.8-L tank of carbon dioxide (CO22) is at a pressure of 9.28 atm and temperature...
A 21.8-L tank of carbon dioxide (CO22) is at a pressure of 9.28 atm and temperature of 19.4∘∘C. (a)Calculate the number of moles of gas in the tank. ______________ mol ( ± 0.02 mol) (b)Obtain the number of grams of carbon dioxide in the tank. Hint: You can obtain the molar mass of CO22 by adding the molar mass of C and twice the molar mass of O. The molar mass of an element is given on the periodic table...
Q1) solve part A,B,C and D A)Magnesium carbonate thermally decomposes to magnesium oxide and carbon dioxide...
Q1) solve part A,B,C and D A)Magnesium carbonate thermally decomposes to magnesium oxide and carbon dioxide gas: MgCO3(s) → MgO(s) + CO2(g) Determine the volume of carbon dioxide in liters that would form if 4.22 g of magnesium carbonate decomposes completely at 355oC and 1.05 atm. B) A 6.00 L vessel contains 10.5 g of O2, 2.12 g of CO2 and 1.12 g of He. Determine the partial pressure in atm of each gas and the total pressure in atm...
A container of carbon dioxide gas has a volume of 50.0 L. When originally purchased, the...
A container of carbon dioxide gas has a volume of 50.0 L. When originally purchased, the tank guage showed a pressure of 10.0 atm at 20.0 degrees celcius. After one month's use, the tank pressure was 6.10 atm at 15.0 degrees celcius. How many grams of CO2 were used during the month? Molar Mass of CO2 is 44.01 g/mol.
QUESTION 1 0.5 points Save Answer A 567.6 mL sample of carbon dioxide gas, CO2, is...
QUESTION 1 0.5 points Save Answer A 567.6 mL sample of carbon dioxide gas, CO2, is collected at 1.41 atm and 22.3 °C. What is the mass of the carbon dioxide? QUESTION 2 0.5 points Save Answer What will be the pressure of 27.8 grams of oxygen gas in a glass container with a volume of 5 L at 28.8 °C? QUESTION 3 0.5 points Save Answer Consider the reaction between hydrogen gas and oxygen gas to form water: 2...
1. (9 points) Balance the following reactions: H3PO4(1) + HCIE) C4H3 + O2 CO2 + H2O...
1. (9 points) Balance the following reactions: H3PO4(1) + HCIE) C4H3 + O2 CO2 + H2O PC15(s) + H2O LizNs) LiOH) + NH3(g) C3H12 + O2 CO2 + H2O 2. (12 points) Write and balance the equation based upon the following information. + H2O(1) Include the states of matter: a. Solid aluminum sulfate, carbon dioxide gas and liquid water are produced by the reaction of an aqueous solution of sulfuric acid and solid aluminum carbonate. b. The reaction of fluorine...
The initial volume of a gas at a pressure of 3.2 atm is 2.9 L
GAS LAWS 1. The initial volume of a gas at a pressure of 3.2 atm is 2.9 L What will the volume be if the pressure is increased to 4.0 atm? 2. A balloon is filled with 35 O L of helium in the morning when the temperature is 20.00. By noon the temperature has risen to 45.00. What is the new volume of the balloon? 3. A helium balloon with an internal pressure of 1.00 atm and a volume of 4.50 L...
Calculate the ratio of the effusion rate of oxygen (O2) to that of carbon dioxide gas...
Calculate the ratio of the effusion rate of oxygen (O2) to that of carbon dioxide gas (CO2). Express your answer in decimal form and calculate your answer to at least four sig figs. 4.690 Graham's Law of Effusion is: rate/ratez - (M/M)2 where M - molar mass A cylinder with a moveable piston contains 92g of Nitrogen. The external pressure is constant at 1.00 atm. The initial temperature is 200K. When the temperature is decreased by 70 K, by putting...
Question Not yet answered A reaction at 4.21 atm produces 24.6 L of a gas and...
Question Not yet answered A reaction at 4.21 atm produces 24.6 L of a gas and evolves 69.7 kJ of heat (exothermic). Calculate the change in internal energy of the system (in kJ). Marked out of 1.00 Answer: Flag question Question 8 Not yet answered Marked out of 1.00 1.495 g of an unknown hydrocarbon (108.1 g/mol) burns in bomb calorimeter in excess oxygen. The heat capacity of the calorimeter,cy, = 5.294 kJ/°C and AT -6.744 °C. Find AE for...
Question 4 Not changed since last attempt Marked out of 1.00 Calculate w (in kJ) when 189 g iron (III) oxide (MM =...
Question 4 Not changed since last attempt Marked out of 1.00 Calculate w (in kJ) when 189 g iron (III) oxide (MM = 159.7 g/mol) reacts with excess carbon to produce carbon dioxide gas at 451 K: 2Fe2O3(s) + 3C(s) + 4Fe(s) + 3CO2(g) P Flag question Answer: Question 5 Not yet answered Calculate the work (in kJ) when 2.20 moles of methane react with excess oxygen at 470 K: Marked out of 1.00 CH4(g) + 20 (g) + CO2(g)...
can you do the 7 and 9 ? can you also show and explain me step...
can you do the 7 and 9 ? can you also show and explain
me step by step?
D. 49.6 kJ E. 57.3 kJ 7. Butane (C4H10) undergoes combustion in excess oxygen to generate gaseous carbon dioxide and water. Given AH° [C4H10(g)] = -124.7 kJ/mol, AH° [CO2(g)] = -393.5 kJ/mol, AH [H2O(g)] = -241.8 kJ/mol, how much energy is released (kJ) when 8.30 g of butane is burned? Combustion of butane: 2 CH2(g) + 13 O2(g) → 8 CO2(g) +...
QUESTION 1 0.5 points Save Answer A 567.6 mL sample of carbon dioxide gas, CO2, is collected at 1.41 atm and 22.3 °C. What is the mass of the carbon dioxide? QUESTION 2 0.5 points Save Answer What will be the pressure of 27.8 grams of oxygen gas in a glass container with a volume of 5 L at 28.8 °C? QUESTION 3 0.5 points Save Answer Consider the reaction between hydrogen gas and oxygen gas to form water: 2...
1. (9 points) Balance the following reactions: H3PO4(1) + HCIE) C4H3 + O2 CO2 + H2O PC15(s) + H2O LizNs) LiOH) + NH3(g) C3H12 + O2 CO2 + H2O 2. (12 points) Write and balance the equation based upon the following information. + H2O(1) Include the states of matter: a. Solid aluminum sulfate, carbon dioxide gas and liquid water are produced by the reaction of an aqueous solution of sulfuric acid and solid aluminum carbonate. b. The reaction of fluorine...
Calculate the ratio of the effusion rate of oxygen (O2) to that of carbon dioxide gas (CO2). Express your answer in decimal form and calculate your answer to at least four sig figs. 4.690 Graham's Law of Effusion is: rate/ratez - (M/M)2 where M - molar mass A cylinder with a moveable piston contains 92g of Nitrogen. The external pressure is constant at 1.00 atm. The initial temperature is 200K. When the temperature is decreased by 70 K, by putting...
Question Not yet answered A reaction at 4.21 atm produces 24.6 L of a gas and evolves 69.7 kJ of heat (exothermic). Calculate the change in internal energy of the system (in kJ). Marked out of 1.00 Answer: Flag question Question 8 Not yet answered Marked out of 1.00 1.495 g of an unknown hydrocarbon (108.1 g/mol) burns in bomb calorimeter in excess oxygen. The heat capacity of the calorimeter,cy, = 5.294 kJ/°C and AT -6.744 °C. Find AE for...
Question 4 Not changed since last attempt Marked out of 1.00 Calculate w (in kJ) when 189 g iron (III) oxide (MM = 159.7 g/mol) reacts with excess carbon to produce carbon dioxide gas at 451 K: 2Fe2O3(s) + 3C(s) + 4Fe(s) + 3CO2(g) P Flag question Answer: Question 5 Not yet answered Calculate the work (in kJ) when 2.20 moles of methane react with excess oxygen at 470 K: Marked out of 1.00 CH4(g) + 20 (g) + CO2(g)...
can you do the 7 and 9 ? can you also show and explain
me step by step?
D. 49.6 kJ E. 57.3 kJ 7. Butane (C4H10) undergoes combustion in excess oxygen to generate gaseous carbon dioxide and water. Given AH° [C4H10(g)] = -124.7 kJ/mol, AH° [CO2(g)] = -393.5 kJ/mol, AH [H2O(g)] = -241.8 kJ/mol, how much energy is released (kJ) when 8.30 g of butane is burned? Combustion of butane: 2 CH2(g) + 13 O2(g) → 8 CO2(g) +...
Most questions answered within 3 hours.
-
Describe the following with suitable
examples.
1- Security Policy Heterogeneity
2-Security Model Heterogeneity
3-Security Mechanism Heterogeneity...
asked 1 minute from now -
The table below represents the number of republicans, democrats
and independent voting on a specific issue....
asked 2 minutes ago -
List and compare different forms of passive transport and active
transport.
asked 10 minutes ago -
In Netherland Dwarf rabbits, dwarf size is determined by allele
N, and normal-size by allele n....
asked 16 minutes ago -
During Heaton Company’s first two years of operations, it
reported absorption costing net operating income as...
asked 31 minutes ago -
Consider testing the
hypotheses:
H0: p = 0.56
H1: p > 0.56
where p is
the...
asked 34 minutes ago -
In a two-factor analysis of variance a main effect is defined as
____.
a. the unique...
asked 41 minutes ago -
A bank's loan officer rates applicants for credit. The ratings
are normally distributed with a mean...
asked 42 minutes ago -
Fill in the following information for Adipic Acid: molecular
weight, g or ml, mole, melting point,...
asked 47 minutes ago -
how
to use a for loop to iterate over the string below and print each
character...
asked 49 minutes ago -
Please type answer, Thanks.
Respond to the following in a minimum of 175
words:
Research industry...
asked 49 minutes ago -
Assume that all interest rates in the economy increase from 9
percent to 10 percent. Which...
asked 59 minutes ago