Determine copper by mass

Assignment Help Chemistry
Reference no: EM13152753

Copper can be drawn into thin wires. How many meters of 34 gaugewire (diameter = 6.304 10-3 in)can be produced from the copper in 8.05 lb of covellite, an ore ofcopper that is 66% copper by mass? (Hint: Treat the wire as acylinder: V of cylinder = r2h;d of copper = 8.95 g/cm3.)

Reference no: EM13152753

Questions Cloud

Explain the kinetic trace by bleaching food dye : after finding the kinetic trace by bleaching food dye and finding the concentration and then graphing.
Editing the essay : Write a paragraph about a musician you admire. Proofread it carefully and correct any errors. If you notice you make the same errors more than once, list them below the paragraph.
Units-of-production method of depreciation : What is the depreciation for 2007, if Baldwin Corporation uses the asset 9,100 hours and uses the units-of-production method of depreciation?
What score indicates that student has to retake exam : If a random student is chosen what is the probability that he or she scores less than 59? What score indicates that the student has to retake the exam?
Determine copper by mass : Copper can be drawn into thin wires. How many meters of 34 gaugewire (diameter = 6.304 10-3 in)can be produced from the copper in 8.05 lb of covellite
Orderings of population means according to tukey procedure : What is your decision about H0 and H1 at = 0:05? Give the orderings of the population means according to the tukey procedure. Is H0 : 2 = 4 a contrast?
Merchandising company income statement : In a merchandising company's income statement, which of the following would NOT be included in the Cost of Goods Sold calculation?
Statement of financial accounting standards : As of the beginning of each reporting entitys rst scal year that begins after November 15, 2007; this Statement should not be applied retrospectively to scal years beginning prior to the effective date, except as permitted in paragraph 30 for earl..
Many colors of freedom : Can you define freedom? You probably said that it deliberates us from evil. Freedom has many colors and it is an oxygen for the soul. Without freedom one would took away our pride in many ways.

Reviews

Write a Review

Chemistry Questions & Answers

  Explain what is the value of at this temperature

What is the value of at this temperature? 23.15 At this temperature the rate constant for the reverse reaction is 310. . What is for the reaction?

  What is the ph at the point during a titration

What is the pH at the point during a titration when 22 mL of 0.200 M HCl has been added to 33 mL of 0.0500 M NH3 solution? HCl is strong acid, Kb = 1.8 × 10-5 for NH3. Answer in units of pH

  Calculate the heat of the reaction

From the heats of reaction as given 3O2(g) ---> 2O3(g) DH = +284.6 kJ, 2H2(g) + O2(g) ---> 2H2O(g) DH = -483.6 kJ

  Calculate the de broglie wavelength of a 143g- baseball

Calculate the de Broglie wavelength of a 143g- baseball traveling at 90mph ?

  How many grams of the precipitate can be formed

A solution of 120 mL of 0.150 M KOH is mixed with a solution of 280 mL of 0.250 M NiSO4. How many grams of the precipitate can be formed?

  How many l of o2 gas at stp, are needed

How many L of O2 gas at STP, are needed to react with 15.0 g of Na using the following chemical reaction: 2Na(s) + O2(g) => 2NaO(s)?

  How much energy (in calories) is needed

How much energy (in calories) is needed to heat 12cm^3 of fat from room temperature (25C ) to its melting point (35C)?  Specific heat of fat 0.45 cal/(g*C, and the density of fat is .94g/cm^3)

  What is the molarity of the sodium acetate in the solution

you add 1.65L of water to 112g of sodium acetate. what is the molarity of the sodium acetate in the solution

  How many calories are used to heat

how many calories are used to heat a 50g sample of water from 8.1 degrees celius to 27.4 degrees celcius?

  How many grams of strontium remain

The decay constant for strontium- 90 is 0.0247 y^-1. how many grams of strontium-90 remain if 10.0g decay for exactly 60 years.

  Calculate the molarity of the solution

How many grams of KNO3 are needed to make 450 mL of a solution that is to contain 5.50 mg/mL of potassium ion? Calculate the molarity of the solution.

  What concentrations are needed

Using phosphoric acid, what concentrations are needed to give a pH 8.10 solution with an ionic strength of 0.100 M?

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