# Calcuate the tatla volme of gas (at 45c and 785mmHg) producedbby the complete decmpotition of 2.55kg of ammoniium nitrate.

18,408 results
1. ## Chemistry

Consider the following reaction: 2NiO (s)--> 2Ni(s) + 2O2 (g) If O2 is collected over water at 40.0 C and a total pressure of 752 mmHg, what volume of gas will be collected for the complete reaction of 25.67 g of NiO? I am struggling to set up this

2. ## Chemistry

What volume of oxygen gas at STP would be needed for the complete combustion of 39.0 grams of octane ?

3. ## chemistry

How much energy is released when 2.55kg of diethyl ether freezes?

4. ## Math

A function, named g, has an input of c, and a range of all real numbers. Which of the following best represents the described function? c(g)=45g+25 c(g)=4g2−2g+1 g(c)=45c+25 g(c)=4c2−2c+1

5. ## Physics

A cyclist and his bicycle have a combined mass of 55kg. Total area of the tyres in contact with the road is 2.2 times (10 minus power of 3) in contact with pressure exerted by the two on the ground.

6. ## chemistry

calcuate the normality of 0.2M solution of h3p04 ?

7. ## Chemistry

A reaction requires 22.4 L of gas at STP. You have 30.5 L of gas at 101.5 kPa and 373 K. Which of the following statements is true? (Use the ideal gas law: PV = nRT where R = 8.31 L-kPa/mol-K.) You will have excess gas for the reaction. You will have

8. ## Chemistry

Consider the following chemical reaction: C (s)+ H2O(g) --> CO(g)+ H2(g) How many liters of hydrogen gas are formed from the complete reaction of 1.20 mol of C? Assume that the hydrogen gas is collected at a pressure of 1.0 atm and temperature of 310 K.

9. ## Physics

A cyclist and his bicycle have a combined mass of 55kg. Total area of the tyres in contact with the road is 2.2 in contact with pressure exerted by the two on the ground.

10. ## Chemistry

Please show me the steps..... At STP, 3.00 L of nitrogen gas contains the same number of molecules as A) 1.00 L of nitrogen gas B) 2.00 L of oxygen gas C) 3.00 L of chlorine gas D) 4.00 L of hydrogen gas

11. ## Chemistry

Consider the chemical reaction C + H2O -----> CO + H2 How many liters of hydrogen gas are formed From the complete reaction of 1.07 mol of C? Assume that the hydrogen gas is collected at a pressure of 1.0 atm and the temperature of 315K So I'm looking for

12. ## Chemisty

Fluorine gas can react with ammonia gas to produce dinitrogen tetrafluoride gas and hydrogen fluoride gas. This reaction is described by the following balanced equation: 5 F2 (g) + 2 NH3 (g) N2F4 (g) + 6 HF (g) What mass of hydrogen fluoride gas is

13. ## chemistry

Fluorine gas can react with ammonia gas to produce dinitrogen tetrafluoride gas and hydrogen fluoride gas. This reaction is described by the following balanced equation: 5 F2 (g) + 2 NH3 (g) N2F4 (g) + 6 HF (g) What mass of hydrogen fluoride gas is

14. ## Chemistry answer check

What quantity of heat is required to produce 5 mol of oxygen gas by this reaction? HgO(s) → Hg(l) + ½ O2(g), ΔH = +90.7kJ I calculated 90.7*5, but my online homework says its wrong how do I calcuate this?

15. ## Chemistry

What volume of oxygen gas is needed for the complete combustion of 4.00 L of ethane gas, C2H6? Assume that the temperature and pressure of the reactants are the same.

16. ## Science

If the temperature rose from 25C to 45C how many degree Fahrenheit would that be

17. ## chemistry

How to calcuate therotical pH 1.) 0.1 M HCl measured pH=1 2.) 0.1 M NaOH measured pH=13?

18. ## Physics

A tank with a constant volume of 3.44 m3 contains 14 moles of a monatomic ideal gas. The gas is initially at a temperature of 300 K. An electric heater is used to transfer 52600 J of energy into the gas. It may help you to recall that CVCV = 12.47 J/K/mole

19. ## Chemistry URGENT

consider the following container of helium at 45C. intially the valve is closed. After the valve is opened what is the pressure of the helium gas. your start points are 2.00 atm and 9.00L. after opening you have 3.oo atm and 3.00L. The answer is 2.25 atm

20. ## chem

What is the total pressure in mm Hg of a gas mixture containing argon gas at 0.25 atm helium gas at 350 mm,Hg, and nitrogen gas at 360 torr.

21. ## Chemistry

Hydrogen gas is used for many purposes, including the hydrogenation of vegetable oils to make margarine. The most common industrial process for producing hydrogen is "steam reforming," in which methane gas, CH4, from natural gas reacts with water vapor to

22. ## Chemistry

How many moles of ammonia gas can be formed from the complete reaction of 44.8 liters of nitrogen gas at standard temperature and pressure (STP), according to the balanced equation, N2 (g) + 3H2 (g) arrow 2NH3 (g)?

23. ## Chemistry

When solid magnesium nitride reacts with water the reaction produces solid magnesium hydroxide and ammonia gas. 26.0 grams of magnesium nitride are reacted with 17.6 grams of water. 1. How many grams of magnesium nitride will remain after reaction is

24. ## PHYSICS

A major league pitcher can throw a baseball at about 45 m/s (about 100mph). If a baseball has a mass of .55kg how large is the impulse provided by the catchers mitt when he catches the ball.

25. ## English

Punctuating Sentences With five gallons of gas. This is not a complete sentence. Once you write a complete sentence, please repost and we'll help you with punctuation, if necessary. =) With five gallons of gas the car will run. Now it's a complete sentence

26. ## physics

a 55kg skateboarder on a 3kg board starts coasting on level ground at 8 m/sec. Let k=3.2 kg/sec. About how far will the skater coast before reaching a complete stop?

27. ## Chemistry

How much water can be produced from the complete reaction of 3.64 L of oxygen gas, at STP, with hydrogen gas? Answer in units of g

28. ## Chemistry

How much water can be produced from the complete reaction of 2.56 L of oxygen gas, at STP, with hydrogen gas answer in units of g.

29. ## math

rectangle room is 3.75 m by 2.84 m what is the length of the diagonal? how to calcuate?

30. ## chemistry

How much heat is needed to bring 120 g of water from 33C to 45C

31. ## math

I have a snow globe with a radius of 2 cm. What is the volme of the globe?

32. ## nuclear chem

i need help solving this. Can you guys show me how it's done. Radium-226 decays by alpha emission to radon-222, a noble gas.What volume of pure Radon- 222 at 23oC and 785mmHg could be obtained from 543.0 mg of radium bromide,RaBr2 in a period of 20.2

33. ## Chemistry

Calcium carbonate, CaCO3(s), decomposes upon heating to give CaO(s) and CO2(g). A sample of CaCO3 is decomposed, and carbon dioxide is collected in a 250 mL ﬂask. After decomposition is complete, the gas has a pressure of 1.3 atm at a temperature of

34. ## Math

Mr. Anderson had to buy gas before he could drive to the polls to vote. He filled his tank with 18 gallons of gas. The gas cost \$31.39. What was the price of the gas per gallon?

35. ## physics

A cylinder with a movable piston holds 2.75 mol of argon gas at a constant temperature of 295 K. As the gas is compressed isothermally, its pressure increases from 101 kPa to 121 kPa. Find (a) the final volume of the gas, (b) the work done by the gas, and

36. ## Chemistry

Calcuate the tatla volme of gas (at 45c and 785mmHg) producedbby the complete decmpotition of 2.55kg of ammoniium nitrate.

37. ## ChemistryI

If an ideal gas occupies 736 ml at 45C and 719 torr, what volume will it occupyat 105Cand 972torr?

38. ## math

\$20,000 \$10,000 \$11,000 \$4,000 \$30,000 \$25,000 \$5,000 Calcuate current ratio. Calculate acid test averae days colletion. Calcuate profit margin on sales.

39. ## physics

a 55kg skateboarder on a 3kg board starts coasting on level ground at 8 m/sec. Let k=3.2 kg/sec. About how far will the skater coast before reaching a complete stop?

40. ## Chemistry

14 grams of coal undergoes complete combustion in 58 grams of oxygen gas. What volume of gas (measured at 25 degrees celsius and 100 kPa) is present when the reaction is complete?

41. ## math

if the volme of a cbe is 27m3 find one of its sides

42. ## science

What is the difference in pitch and volme as race cars pass by the cmeras at the Indianapolis 500?

43. ## Heat and properties of matter

An ideal gas unergoes a cycle of processes as shown in d p-v diagram gases, which statement correctly escribe the situation a. The internal energy of the gas increases over one complete cycle b. Over the entire cycle, work is done by the gas. C. The gas

44. ## chemistry

which of the following steps in the formation of KCI releases energy? A.K{solid} -> K{gas} B.K {GAS} -> K+ {GAS} + e- C.C1 {GAS} -> C1- {GAS} D.C1 {GAS} + e- -> C1 - {GAS} E. K+ {GAS} + C1- {GAS} -> KC1 {SOILD} A. A B. C C. B AND A D. D AND E I will be

45. ## Math

Find the volme of the solid generated by revolving the region bounded by the triangle with vertices (1,1) (1,3) and (2,3) about the x axis using shells and washers.

46. ## Chemistry

I posted this before and I know now to use P1T2=P2T1 but I was wondering what I would plug in as pressure and temp? just an example of one would be so great. In each of the four problem in this section, all gases are measured at the same temperature and

47. ## Chemistry

Ok so I realize this is a lot of questions, but if someone could at least just give me the general set up for each problem that would save my life! In each of the four problem in this section, all gases are measured at the same temperature and pressure. 1)

48. ## Chemistry

How much water can be produced from the complete reaction of 2.56 L of oxygen gas, at STP, with hydrogen gas answer in units of g.

49. ## Chemistry

Chemical analysis of a gas shows that it contains one carbon atom for every one hydrogen atom. The densiry ofthis gas is 1.161 g/l at STP. What is the minimus oxygen volume needed at STP for the complete combustion of .500 mol of this gas?

50. ## chemistry

Calculate the minimum volume oxygen gas that is required for the complete combustion of a mixture of 20cm carbon monoxide and hydrogen gas

51. ## physics

if you have an object of mass 5.4 g and volme 2.7 cm3 would the object float in water

52. ## Chemistry URGENT/DR BOB

Dalton's Law of Partial Pressure consider the following container of helium at 45C. intially the valve is closed. After the valve is opened what is the pressure of the helium gas. your start points are 2.00 atm and 9.00L. after opening the valve you have

53. ## chemistry

What mass of water can be heated from 45C to 88C with 28 kj?

54. ## math

Factor. 45c+25d could someone guide me how to start this? thanks

55. ## Math/Probability

How do I calcuate probability word problems

56. ## math literacy

calcuate your answer in simplest form 350-(21+11)

57. ## math

rectangle room is 3.75 m by 2.84 m what is the length of the diagonal? how to calcuate?

58. ## Chemistry

Please check to see if I got these right and specifically for #2, I am not sure if I have this balanced correctly. Write the complete balanced equations for the following: 1) Potassium metal reacts with oxygen gas to form solid potassium oxide. My answer:

59. ## Statistics

Formula used to easily calcuate sample size. Please give example.

60. ## Chemistry 1

How many calories are absorbed when 150g of ice at O is changed to liquid water at 45C?

61. ## chemistry

.0815moles NO are reacted with .0789moles O2 gas to from NO2 gas according to the following equation: 2NO + O2 = 2NO2 determine the molar amounts of NO, O2, and NO2 after complete reaction.

62. ## chei

.0815moles NO are reacted with .0789moles O2 gas to from NO2 gas according to the following equation: 2NO + O2 = 2NO2 determine the molar amounts of NO, O2, and NO2 after complete reaction.

63. ## chemistry

.0815 moles NO are reacted with .0789moles O2 gas to form NO2 gas according to the following equation: 2NO +O2=2NO2 determine the molar amounts of NO, O2 and NO2 after complete reaction.

64. ## chemistry

.0815 moles NO are reacted with .0789moles O2 gas to form NO2 gas according to the following equation: 2NO +O2=2NO2 determine the molar amounts of NO, O2 and NO2 after complete reaction.

65. ## physics

Can you find the pressure exerted on the floor by the heel if it has an are of 1.50 cm^2 and the woman's mass is 55kg?

66. ## math

I have to plan a route from my hometown to Miami, FL. Gas has to be purchased within 2 miles of starting point, 20 gallon gas tank - 18 miles to a gallon. Round trip completed within 48 hours. I do not know the steps to complete this assignment. I only

67. ## Algebra 1

A cylinder has a radius of 5 in. If the volme of the cylinder is 250p in.3, what is the height of the cylinder? [Hint: The volume of a cylinder is given by V = pr2h.]

68. ## Algebra 1

A cylinder has a radius of 5 in. If the volme of the cylinder is 250p in.3, what is the height of the cylinder? [Hint: The volume of a cylinder is given by V = pr2h.]

69. ## physics

a force of 10N acts on an object and raises its speed from 0 to 5 m/s in 10s.calcuate the average power.

70. ## Chemistry

1) What volume of oxygen gas at 28 Celsius and 102 kPa is needed to react completely with 150 g of iron according to the following reaction. Fe(s) + O2 (g) FeO(s) 2) A bunsen burner is lit in a lab that at 24.7 Celcius and 1.07 atm. What mass of water is

71. ## Physics

A person with a mass of 55kg climbs a tower with a height of 11m in 25 minutes. What power is produced?

72. ## math

Their car gets 30 miles per gallon in gas mileage. They are traveling for seven hours at a rate of 55 miles per hour. Assuming no stops, how much gas will they need to complete their seven hour trip?

73. ## Chemistry

How do you do this problem? Calcuate the mass of CuCl2*5H2O required for preparing 400mL solution that of .25M in chloride ions.

74. ## maths

The Number Two Plumbing Co. charges \$45 per hour plus a fixed service call charge of \$65. Write an equation that will allow you to compute the total bill for any number of hours, x, that it takes to complete a job. A. C = 45x + 65 B. C = 65x + 45 C. 65x +

75. ## vapor pressure

The total pressure in a flask containing air and ethanol at 25.7C is 878 mm Hg. The pressure of the air in the flask at 25.7C is 762 mm Hg. If the flask is immersed in a water bath at 45.0C , the total pressure is 980 mm Hg. The vapor pressure of ethanol

76. ## Chemistry

Hydrogen gas is used for many purposes, including the hydrogenation of vegetable oils to make margarine. The most common industrial process for producing hydrogen is "steam reforming", in which methane gas, CH4, from natural gas reacts with water vapor to

77. ## master chemistry

The rate constant of a chemical equation has increased from 0.100s^-1 to 2.70s^-1 upon raising the temperature from 25C to 45C. Find the activation energy. So far I done 3.30=(Ea/8.314)(-2.11x10^-4)

78. ## Chem

How would increasing the volume of the reaction vessel affect these equilibria. You don't have to tell me the answers, but can you please explain to me how I get the answer. a) NH4Cl(solid) NH3(gas) + HCL(gas) b) N2(gas) + O2(gas) 2NO(gas)

79. ## physics

90 g of water at 25C mixed with 50g of another substance at 100C result in 45C what is specific heat of that substance

80. ## English

Write complete sentence if the statement is a complete sentence. Write not a sententce if the statement is not a complete sentence. 1/. The author thought of a story. Complete sentence. 2/ Took place long ago. Not sentence . 3/ Her first day at school. Not

81. ## math

Ali is driving his motorhome. it uses 4 gallons of gas for every 32 miles. complete the table below. if he uses 7 gallons of gas how many miles would he have traveled. and if he used 10 gallons of gas how many miles would he have traveled?

82. ## chem 1

9.70 grams of nitrogen gas are allowed to react with 5.44 grams of oxygen gas. What is the maximum amount of nitrogen monoxide that can be formed? What amount of the excess reagent remains after the reaction is complete?

83. ## Chemistry

1. An empty balloon weighs 10.0 g and is filled to a volume of 20.0 L with CO gas. If the density of air at 25.0 °C and 1.00 atm is 1.17 g/L, will the balloon float? 2. Determine the volume of gas produced at 20.0 °C and 1.00 atm from the complete

84. ## English 102

I am not asking anyone to do my homework, i am just asking for some gudies. I need to do a full-sentence outline on same-sex marriage. i have some ideas i would just like some adivce. I. Main point 1 in a complete sentence. What Christians are saying about

85. ## Chemistry

At the temperature of 30degree C and pressure of 1*10^5 pa, 30dm3 of H2 gas is burned with 30dm3 of O2 gas in a container of 60dm3. Calculate the pressure different after the complete combustion and cooling upto 30degree C again.

86. ## chemistry

suppose 10 g of sulfur is reacted with 48 g of fluorine gas to make SF6, and after the reaction is complete, the temperature in the flask is 125 C. Find the partial pressure of SF6 in the flask and the mole fraction of SF6 in the 6L flack after the

87. ## PHYSICS

Identify the following gas compression descriptions as adiabatic, isothermal or isobaric. a. As the gas compresses, the internal energy ÄU, decreases when the temperature decreases; the work done on the gas is greater than the heat removed from the gas:

88. ## Chemistry

Complete reaction of C4H10 with Chlorine gas?

89. ## Chemistry

A 10.0 L container contains 1.0 L of solution of a gas. Assume [gas]=1.5x10^-4 M in solution when 2 mol of gas remain in gas form. If 1 mol of gas is removed from the gas phase, what will be the new concentration of the gas in solution? What is the value

90. ## arithmetic

1man60kg 1man 55kg 1boy 30kg 1boy35kg 1 dog 12kg have to cross river canoe can only carry 75kg at one time how many crossing to move them all from one side to the other

91. ## Chemistry

How do I calcuate this? How much heat is gained (in Joules) by the water (qwater) when a chemical reaction takes place in 100.0 mL aqueous solution and has a temperature increase of 13.26 °C? (Remember cwater = 4.180 J/°Cg)

92. ## Physics

There is gas in a gas container. A valve on the container will be opened and a quarter of the gas quantity will be released to the outer range. Due to this process the temperature of the gas will be decreased by 20%. What is the decrease of the gas

93. ## Chemistry. PLEASE HELP

If we believed that the molecules of a gas move around fairly rapidly, we can use this to explain all of the following EXCEPT why adding more gas increases the pressure. why most of the volume of the gas sample is taken up by the gas molecules. why the gas

94. ## chemistry

we believed that the molecules of a gas move around fairly rapidly, we can use this to explain all of the following EXCEPT why adding more gas increases the pressure. why most of the volume of the gas sample is taken up by the gas molecules. why the gas

95. ## Physics

A 55kg person pushes on the floor with 800 N of force for 0.25 seconds. How high do they jump off the ground? I know how to find acceleration but I can't find distance.

96. ## Physics HELP!!

Two masses of 3.40kg and 4.55kg are connected by a light string that passes over a frictionless pulley. Determine the tension in the string. b). Calculate the acceleration of m

97. ## chemistry

Consider a 50 L tank which hold 20 g of hydrogen gas, 20 g of carbon dioxide gas, and 20 g of krypton gas, at a total pressure of 600 KPa. 1. which gas has the largest partial pressure? 2. Which gas the smallest average speed? 3. What is the temperature of

98. ## science

Choose the correct answer. 1. A bad smalling gas is mixed with cooking gas.so that; (a)cooking gas burns better in presence of this gas (b)it becomes odouries after buring(C)it helps detect leakage of cooking gas(D)a preevents leakage of cooking gas.

99. ## PHYSICS HELP!!!!!!!!

A major league pitcher can throw a baseball at about 45 m/s (about 100mph). If a baseball has a mass of .55kg how large is the impulse provided by the catchers mitt when he catches the ball.

100. ## chemistry

Assume that 0.0200 mole of a gas is collected in the lab by water displacement. If the temperature of the gas is 26.0oC and the total pressure in the gas tube is 745 mm Hg (including water vapor), what is the volume in liters of the dry gas? (Use the ideal