Explain what percentage of the spheres are copper

Assignment Help Chemistry
Reference no: EM13685201

A box contains a mixture of small copper spheres as well as small lead spheres. The total volume of both metals is measured by the displacement of water to be 423cm3 as well as the total mass is 4.27kg. Explain what percentage of the spheres are copper?

Reference no: EM13685201

Questions Cloud

Explain what are the masses of p4o6 and p4o10 : Explain what are the masses of P4O6 and P4O10 that will be produced by the combustion of 2g of P4 in 2 g of oxygen leaving no P4 and O2
Define ideal behavior what is the partial pressure of helium : A mixture of helium as well as neon gases at 243 K contains three times the number of helium atoms as neon atoms. The concentration (n/V) of the mixture is determined to be 0.150 mol/L. Presume ideal behavior what is the partial pressure of helium
Compute the volume (in ml) of a 0.320 m koh solution : Compute the volume (in mL) of a 0.320 M KOH solution that must be added to 4.500 g of HEPES MW=238.306 g/mol, pKa = 7.56 to give a pH of 7.64.
The change in concentration of reactants as well as products : Express the rate of reaction in terms of the change in concentration of each of the reactants as well as products D(g)--->3/2E(g)+5/2F(g) as well as when [E] is increasing at 0.25mol/L*s how fast is [F] increasing
Explain what percentage of the spheres are copper : A box contains a mixture of small copper spheres as well as small lead spheres. The total volume of both metals is measured by the displacement of water to be 423cm3 as well as the total mass is 4.27kg. Explain what percentage of the spheres are c..
Explain what concentration of cof2 remains at equilibrium : For instance it is utilized to make the refrigerant carbon tetrafluoride CF4 via the reaction 2COF2(g)?CO2(g)+CF4(g), Kc=5.10 If only COF2 is present initially at a concentration of 2.00 M, explain what concentration of COF2 remains at equilibrium
Compute the atomic radius of the la atoms in crystal : Compute the atomic radius of the La atoms in this crystal based on the normal assumption that the atoms are tightly packed in the unit cell.
Explain how many grams of nickel metal are plated out : Explain how many grams of nickel metal are plated out when a constant current of 15.0 A is passed through aqueous NiCl2 for 80.0 minutes
Explain what is the pressure in the gas container : In a particular measurement the level in the end of the tube connected to the gas container measured 76.2 cm above the U-neck while the level in the open end to the atmosphere was 23.8 cm above the U-neck. The outside air pressure in the laborator..

Reviews

Write a Review

Chemistry Questions & Answers

  State the equilibrium molar concentration

Calculate the following to determine Kc for FeSCN2+. a,) moles Fe3+ initially present. b.) moles SCN- initially present

  How many joules of heat are needed

The specific heat cacpacity of solid copper metal is 0.385/Jg-K. How many joules of heat are needed to raise the temperature of a 1.55-kg block of copper from 33.0 0C to 77.5 0C

  Define the concentration of the zinc in the unknown solution

Each was extracted with three 5-mL aliquots of CCl4 containing an excess of 8-hydroxyquinoline. The extracts were diluted to 25 mL and their fluorescence was measured. What is the concentration of the zinc in the unknown solution Volume of Zn sta..

  An electrolyte or a nonelectrolyte

An electrolyte or a nonelectrolyte

  How to compute the volume of butane

Use data from Table 7.2 in the textbook to calculate the volume of butane,C4H10, measured at 16.3 Celsius and 749 mmHg, that must be burned to liberate 9.00×104 J.

  State the chemical reaction of aspirin

Old aspirin tests positive to a FeCl3 test, and so does aspirin that is heated in boiling water, why. Write the chemical reaction of aspirin and water at high temperatures.

  How to calculate the change in ph of rainwater

Calculate the change in pH of rainwater resulting from an increase in the Pressure of CO2 from 10^-3.5 atm to 10^-3.0 atm due to fossil fuel emissions

  A hot tub is filled with 460 gallons of water which has a

a hot tub is filled with 460 gallons of water which has a density of 1.0 . what is the volume of water in the tub in

  How much heat will be released when 644 grams of sulfer

how much heat will be released when 6.44 grams of sulfer reacts with excess oxygen according to the following equation?

  Compute the mass percent composition of strontium

A 2.45-g sample of strontium completely reacts with oxygen to form 2.89 g of strontium oxide. Use this data to calculate the mass percent composition of strontium in strontium oxide.

  Explain the pressure and temperature stay constant

If 3.25 L of ammonia react with an excess of oxygen to form nitrogen monoxide and water steam, what volume of water steam will be produced? The pressure and temperature stay constant. A. 2.04 L B. 2.17 L C. 3.33 L D. 4.14 L E. 4.88 L e is righ one

  Explain the reaction between calcium carbide and water

What is the name and structure of the gas produced in the reaction between calcium carbide and water

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