Explain what is the percent of the metallic zinc

Assignment Help Chemistry
Reference no: EM13224114

A 55.0g sample of impure zinc reacts with exactly 129 ml of hydrochloric acid. The hydrochloric acid has a density of 1.18 g/ml and contains 35.0% HCl by mass. What is the percent of the metallic zinc in the original sample. Assume that the impurity in the zinc does not affect the HCl.

Reference no: EM13224114

Questions Cloud

How should firm change its output level to maximize price : If a specific subsidy (negative tax) of s is given to only one competitive firm, how should that firm change its output level to maximize its profit, and how does its maximum profit change
Charitable contributions of property : Charitable Contributions of Property. Blue Corporation donates the following property to Johnson Elementary School:
Foreign oil company and a host country : How has weeks material affected your views on risk sharing between a foreign oil company and a host country and should the host country insist on the amount and/or type of G&G to be conducted? Why or why not?
Thermal pollutin and artificial pollution : Describe a similarity and a difference between thermal pollutin and artificial pollution
Explain what is the percent of the metallic zinc : The hydrochloric acid has a density of 1.18 g/ml and contains 35.0% HCl by mass. What is the percent of the metallic zinc in the original sample. Assume that the impurity in the zinc does not affect the HCl.
Compute the failure rate for six transformers : Compute the failure rate for six transformers that were tested for 600 hours each, three of which failed after 100, 175, and 350 hours.
Explain serial dilutions from stock solution : make a stock solution of D2O/DMSO. How can I go about using serial dilutions from stock solution in order to get 1 microliter of DMSO?
Explain what is the exponent of n2o in the reaction : When the following equation is balanced using the smallest possible integers, what is the exponent of N2O in the reaction quotient expression?
Issue of illegal immigration : The issue of illegal immigration has been resolved by Congress. Now all illegal immigrants must be located, detained and deported. What actions will be required in order to accomplish all of three of the objectives?

Reviews

Write a Review

Chemistry Questions & Answers

  Define how much heat is absorbed in the complete reaction

How much heat is absorbed in the complete reaction of 3.00 grams of SiO2 with excess carbon in the reaction below? DH0 for the reaction is +624.6 kJ.

  State the chemical equation for the reactions

Write the chemical equation for all the reactions both SN1 and SN2 involving primary and secondary substrates

  What is the percent yield of the reaction

If the O2 was the excess reagent, 8.3 mol of H2S were consumed, and 137.1g of water were collected after the reaction has gone to complain, what is the percent yield of the reaction?

  Determine the mass of aluminum acetate

Determine the mass of aluminum acetate that can be made if you do the reaction with 125 grams of acetic acid and 275 grams of aluminum hydroxide.

  Determined the reversible carnot cycle

Consider the reversible Carnot cycle shown in the following figure given below with 1.21mol of an ideal gas with CV=5R/2 as the working substance. The initial isothermal expansion occurs at the hot reservoir temperature of Thot = 760K from an init..

  Calculate the amount of sodium nitrate in mg

calculate the amount of sodium nitrate in mg in one liter if 3.8mg of nitrate was detected in one liter of water.

  What mass of e85 can be contained in a gallon tank

E85 fuel is a mixture of ethanol and gasoline. What mass in kilograms of E85 (d=0.758g/mL) can be contained in a 14.0 L gallon tank.

  What percent (by moles) of he is present

Helium-oxygen mixtures are used by divers to avoid the bends and are used in medicine to treat some respiratory ailments. What percent (by moles) of He is present in a helium-oxygen mixture having a density of 0.508g/L at 25C and 721mmHg?

  State the concentration of oxygen

The concentration of oxygen, O2, dissolved in a sample of seawater is 6.22 ppm by mass (concentration 1 ppm - 1 part per million - means

  Find the expected freezing point of a water

Find the expected freezing point of a water solution that contains 268 g of aluminum nitrate, Al(NO3)3, in 8.50 kg of water.

  State the total concentration of enzyme in the reaction

The total concentration of enzyme in the reaction was 10 mmol/mL. What is thekcat (K2) of this reaction?

  State dtt and laemmli buffer to make the right concentration

Show how many µL of protein sample you will take and add with the desired volume of DTT and Laemmli buffer to make the right concentration of sample.

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