Explain zinc metal that was consumed in the reaction

Assignment Help Chemistry
Reference no: EM13314325

A sample of zinc metal is allowed to react completely with an excess of hydrochloric acid. The hydrogen gas produced is collected over water at 25.0 o C. 7.80 L of the gas was collected at a total pressure of 0.980 atm. The vapor pressure of water at 25 o C is 23.8 mm Hg. a. Write the balanced chemical equation. b. Calculate the mass (in grams) of zinc metal that was consumed in the reaction.

Reference no: EM13314325

Questions Cloud

How tall is the building : A bowling ball is rolled off a flat top building w/ an initial speed of 5.8m/s. It lands 24.2 meters from base of the building. how tall is the building
Explain rubidium diiodide and aluminum tribromide : Which salt would make an acidic solution when dissolved in water a. rubidium diiodide b. aluminum tribromide c. potassion fluoride d. calcium sulfate Which would produce a basic solution in water
Explain the compounds in the previous problem are aromatic : Which of the compounds in the previous problem are aromatic? Which are isomers? a.ethylene b.1-butene c.2-chloro-1,3-butadiene d.2,5-dimethyl-3-hexene e.3-isopropylcyclopentene f.1,3-dimethylbenzene
How much heat energy is radiatred from each of the disk : During frequent braking under race conditions the disk brake rotors on the car described above reach a temperature of 500C. These disk brakes rely on forced convection to cool them. The dimensions of each disk rotor are: outer radius 130mm
Explain zinc metal that was consumed in the reaction : The vapor pressure of water at 25 o C is 23.8 mm Hg. a. Write the balanced chemical equation. b. Calculate the mass (in grams) of zinc metal that was consumed in the reaction.
What is the drawback of using end-to-end security : You will find an abundance of materials on this subject within the databases located within IEEE & ACM digital libraries. But don't forget that especially in the Networking technologies RFC's and other related standards are the most authoritative ..
What is the ration of velocities of the frgament : A popcorn kernal initially at rest, explodes into two peices, one haveing twice the mass of the other. What is the ration of velocities of the frgament
How many students have heights greater than 72 inches : how many students have heights (a) greater than 72 inches, (b) less than or equal to 64 inches, (c) between 65 and 71 inches inclusive, (d) equal to 68 inches. Assume the measurements to be recorded to the nearest inch.
What is the concentration of bod in the river-wastewater mix : he City of Leeds (England) discharges about 1.4 m3/sec to the Aire River. Without the wastewater discharge, the river flow rate would be 12.7 m3/sec. Given that BOD(river) = 3.0 mg/L and BOD(wastewater) = 30.0 mg/L

Reviews

Write a Review

Chemistry Questions & Answers

  How many moles of each product are formed

If the average human body discharges 925.0g CO2 per day, how many moles of NaOHare needed each day for each person in the spacecraft?( 42.04 mol NaOH)

  How much zinc oxide do you need

Zinc is extracted from its ore by heating with carbon in the blast furnace. How much zinc oxide do you need to make 130 g of zinc?

  Explain oxygen forming carbon dioxide is exothermic

The combustion of carbon with excess oxygen forming carbon dioxide is exothermic. C(s) + O2(g) => CO2(g) ?Hrxn = -393 kJ If 5,284kJ of heat is needed from the combustion, how much carbon (g) must be consumed

  Explain what is the final temperature of the system

The specific heat capacities of Fe(s) and water are 0.45 J/g? and 4.184 J/g?, respectively. What is the final temperature of the system?

  Hybrid orbital accommodating one lone pair of electrons

Describe the bonding in N3- (Azide ion) in terms of an molecular orbital picture in which each terminal N atom is sp hybridized with one hybrid orbital accommodating one lone pair of electrons

  Compute the increase in temperature of the water

natural gas at standard conditions is transferred to 9.50 kilograms of water (specific heat = 4.18 J/g K), calculate the increase in temperature of the water

  Explain the temperature is increased to degree celsius

If the container is compressed to 2.40 L and the temperature is increased to 36 degree celsius, what is the new pressure,P2 , inside the container? Assume no change in the amount of gas inside the cylinder.

  Explain the nernst equation to deter mine the cell potential

Use the Nernst equation to deter mine the cell potential, Ecell of the voltaic cell consisting of the following redox couples.

  Explain particularly for the kf molecule

How do you calculate the coulomb energy of interaction when doing the dissociation energy of an ionic compound. Particularly for the KF molecule

  Explain relates back to the uv-vis spectrum recorded

How do the brilliant colors( purple) of these transition metal complexes (i.e. Cobalt hexhydrate) relates back to the UV-Vis spectrum recorded

  State the pkb values for the dibasic base

before addition of any HCl (b) after addition of 25.0 mL of HCl (c) after addition of 50.0 mL of HCl (d) after addition of 100.0 mL of HCl

  Explain what is the ph of a solution made by mixing

What is the pH of a solution made by mixing 25.00mL of 0.200M CH3COOH with 10.00mL of 0.200M NaOH? Ka of acetic acid is 1.8 x 10^-5.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd