I have the answer but i dont get how to sove it, can someone solve it step by step please
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I have the answer but i dont get how to sove it, can someone
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You have the following reaction: Mg(s) + 2 HCl(aq) + Mg2+(aq) + H2(g) + 2Cl(aq). Answer...
You have the following reaction: Mg(s) + 2 HCl(aq) + Mg2+(aq) + H2(g) + 2Cl(aq). Answer the following questions with the data given. The hydrogen gas is collected above the aqueous acid solution in an inverted graduated cylinder. Moles of Mg metal: Temperature of gas Atmospheric pressure: 0.0033mol 28.0°C 1.02 atm. 3. What is the pressure of the hydrogen gas in the graduated cylinder?
Answer problems 1 and 2 Post-Lab Problem 1 (5 points). A sample of helium was placed...
Answer problems 1 and 2
Post-Lab Problem 1 (5 points). A sample of helium was placed in a cylinder under a piston at 25.0°C and 5.95 atm of pressure. Then the initial volume was increased twice while the temperature was simultaneously reduced to 12.5°C. What was the final pressure of helium in the cylinder? Enter your answer in the box provided with correct units and sig, figs.: The final ). Answer: pressure was: Pin Post-Lab Problem 2 (5 points). A...
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?...
Unknown sample no. C Trial I Trial 2 1. Mass of 2. Mass of generator + sample before reaction () ...
help
with remaining calculations please
Unknown sample no. C Trial I Trial 2 1. Mass of 2. Mass of generator + sample before reaction () 3. Inst s approval of apparatus C. Determination of Vol ume, Temperature, and Pressure of the Carbon Dioxide Gas 1. Initial reading of volume of water in CO.-collecting graduated cylinder (mL) 2. Final reading of volume of water in CO-collecting graduated cylinder (mL) 3. Volume of CO,(g) collected (L) 4. Temperature of water C) 5....
I have the final answers I just do not know how to get there 1. 86...
I have the final answers I just do not know how to get
there
1. 86 g
2. 87.73%
3. 1370 mL
1. Iron oxygen to iron (II) oxide. How many moles of oxygen gas, O2, are needed burns in form to produce 2.56 moles of iron (III) oxide? 4 Fe (s) + 3 O2(g) ? 2 Fe2O3 (s) 2. Phosphorus trichloride forms when white phosphorus reacts with chlorine. A sample of PCl weighing 300.5 g was collected from a...
The answer is .324 but I wanna know each step.. especially how to solve for the...
The answer is .324 but I wanna know each step.. especially how
to solve for the x
pleasee help
14) A reaction chamber is pressurized to 3 atm with only gas C. The following reaction then proceeds until equilibrium is reached C(e) Ke-27 What is the partial pressure for A at equilibrium? A. 1.01 atm B. 1.99 atm C. 2.88 atm D. 0.324 atm E. 0.171 atm
help answer all the ones you can. PRELAB name: Jasmine Cancios 1. What is the ideal...
help answer all the ones you can.
PRELAB name: Jasmine Cancios 1. What is the ideal gas law? Write the equation below and label & the components of the equation. Write the balanced chemical equation for the reaction between Mg and HCl below include phases of each constituent. Mg + НСІ If a student used an excess of HCl to dissolve 0.045 grams of pure Mg ribbon, and collected the gas in a test tube over water how much H,...
balance each of the following equations Fall 209 CHM 105.004 Exam 2 Answer all the question in order in the blue b...
balance each of the following equations
Fall 209 CHM 105.004 Exam 2 Answer all the question in order in the blue book. Plesse leave at least two lines between question and show your calculations for full credit. N-6.023 x 10” particles per mol: R 0.08.205 L-atm/(mol-K) b) Al2(PO4) 3 e) CuSO4-5 H2O 1. Calculate the molar masses of: a) (NH4)2SO4 2. Calculate: a) the number of atoms of calcium in a 10.50 g sample of the metal b) the mass...
Answer: 19) The reaction between A (light color spheres) and reactant B (dark color spheres) is...
Answer: 19) The reaction between A (light color spheres) and reactant B (dark color spheres) is shown in the following diagram: Based on this diagram, which equation best describes the reaction? A) A + B ...-> AB B) Az + 4B -----> 2AB, C) 2A + B ---> 2AB2 D) 4A2 + 4B ----> 4AB2 E) 10A + 5B: ------> 5A,B, Answer:( ) 58) Hydrogen cyanide (HCN) is a poisonous gas that has been used to execute prisoners in the...
Need help with the rest and how it was gotten Parts E and F I dont...
Need help with the rest and how it was gotten
Parts E and F I dont understand how to solve for them. the front
page has all the data collected and what i was able to solve
for
E. Molar Volume of CO; Gas Trial I {nL 1.030 1. Pressure of dry CO,(g) (atm). See Part C.7 2. Volume of CO-(g) at STP (L). See equation 13.4. ulayanloM ebixo 3. Molar volume of CO,(g) at STP (Lmol). See equation 13.2....
You have the following reaction: Mg(s) + 2 HCl(aq) + Mg2+(aq) + H2(g) + 2Cl(aq). Answer the following questions with the data given. The hydrogen gas is collected above the aqueous acid solution in an inverted graduated cylinder. Moles of Mg metal: Temperature of gas Atmospheric pressure: 0.0033mol 28.0°C 1.02 atm. 3. What is the pressure of the hydrogen gas in the graduated cylinder?
Answer problems 1 and 2
Post-Lab Problem 1 (5 points). A sample of helium was placed in a cylinder under a piston at 25.0°C and 5.95 atm of pressure. Then the initial volume was increased twice while the temperature was simultaneously reduced to 12.5°C. What was the final pressure of helium in the cylinder? Enter your answer in the box provided with correct units and sig, figs.: The final ). Answer: pressure was: Pin Post-Lab Problem 2 (5 points). A...
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?...
help
with remaining calculations please
Unknown sample no. C Trial I Trial 2 1. Mass of 2. Mass of generator + sample before reaction () 3. Inst s approval of apparatus C. Determination of Vol ume, Temperature, and Pressure of the Carbon Dioxide Gas 1. Initial reading of volume of water in CO.-collecting graduated cylinder (mL) 2. Final reading of volume of water in CO-collecting graduated cylinder (mL) 3. Volume of CO,(g) collected (L) 4. Temperature of water C) 5....
I have the final answers I just do not know how to get
there
1. 86 g
2. 87.73%
3. 1370 mL
1. Iron oxygen to iron (II) oxide. How many moles of oxygen gas, O2, are needed burns in form to produce 2.56 moles of iron (III) oxide? 4 Fe (s) + 3 O2(g) ? 2 Fe2O3 (s) 2. Phosphorus trichloride forms when white phosphorus reacts with chlorine. A sample of PCl weighing 300.5 g was collected from a...
The answer is .324 but I wanna know each step.. especially how
to solve for the x
pleasee help
14) A reaction chamber is pressurized to 3 atm with only gas C. The following reaction then proceeds until equilibrium is reached C(e) Ke-27 What is the partial pressure for A at equilibrium? A. 1.01 atm B. 1.99 atm C. 2.88 atm D. 0.324 atm E. 0.171 atm
help answer all the ones you can.
PRELAB name: Jasmine Cancios 1. What is the ideal gas law? Write the equation below and label & the components of the equation. Write the balanced chemical equation for the reaction between Mg and HCl below include phases of each constituent. Mg + НСІ If a student used an excess of HCl to dissolve 0.045 grams of pure Mg ribbon, and collected the gas in a test tube over water how much H,...
balance each of the following equations
Fall 209 CHM 105.004 Exam 2 Answer all the question in order in the blue book. Plesse leave at least two lines between question and show your calculations for full credit. N-6.023 x 10” particles per mol: R 0.08.205 L-atm/(mol-K) b) Al2(PO4) 3 e) CuSO4-5 H2O 1. Calculate the molar masses of: a) (NH4)2SO4 2. Calculate: a) the number of atoms of calcium in a 10.50 g sample of the metal b) the mass...
Answer: 19) The reaction between A (light color spheres) and reactant B (dark color spheres) is shown in the following diagram: Based on this diagram, which equation best describes the reaction? A) A + B ...-> AB B) Az + 4B -----> 2AB, C) 2A + B ---> 2AB2 D) 4A2 + 4B ----> 4AB2 E) 10A + 5B: ------> 5A,B, Answer:( ) 58) Hydrogen cyanide (HCN) is a poisonous gas that has been used to execute prisoners in the...
Need help with the rest and how it was gotten
Parts E and F I dont understand how to solve for them. the front
page has all the data collected and what i was able to solve
for
E. Molar Volume of CO; Gas Trial I {nL 1.030 1. Pressure of dry CO,(g) (atm). See Part C.7 2. Volume of CO-(g) at STP (L). See equation 13.4. ulayanloM ebixo 3. Molar volume of CO,(g) at STP (Lmol). See equation 13.2....
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