How many grams of cu2s could be produced

Assignment Help Chemistry
Reference no: EM13167501

how many grams of Cu2S could be produced if 100.0g of copper is heated with 50.0g of sulfur? what is the amount of excess reactant?

Reference no: EM13167501

Questions Cloud

Calculate the total mass of these letters : An element has two naturally occurring isotopes. Isotope 1 has a mass of 120.9038 amu and a relative abundance of 57.4%, and isotope 2 has a mass of 122.9042 amu.
What is enthalpy in vaporation : The vapor pressure of is 100 at 5.4, and the normal boiling point is 56.8 . what is enthalpy in vaporation in kj/mol?
What was the mass of the original gaseous : Liquid NCl3 in a 2.5 L closed container is heated until it decomposes completely to gaseous products. The resulting mixture exerts a pressure
Solution affect the equilibrium constant for the reaction : When Fe(NO3)3 is dissolved in water, hexaaquiron(III) ions, Fe(H2O)6 3+, forms. Fe(H2O)6 3+ ions hydrolyze in aquesous solution accoring to the equation given below.
How many grams of cu2s could be produced : how many grams of Cu2S could be produced if 100.0g of copper is heated with 50.0g of sulfur? what is the amount of excess reactant?
Explain the value of the equilibirum constant determined : A student added more KSCN solution thatn instructed when making standard solution. assuming no other errors were made in the experiment, would the value of the equilibirum constant determined
What is the final volume after the metal is added : A 147 gram piece of metal has a density of 7.00 g/mL. A 50 mL graduated cylinder contains 20.0vmL of water. What is the final volume after the metal is added to the graduated cylinder?
How many milligrams of the radioisotope are still active : Fluorine-18, which has a half-life of 110 min, is used in PET scans. If 123 mg of fluorine-18 is shipped at 8:00 a.m., how many milligrams of the radioisotope are still active if the sample arrives at the radiology laboratory at 1:30 p.m.?
Define surroundings at a constant pressure : A sample of gas occupies a volume of 50.4 mL. As it expands, it does 125.5 J of work on its surroundings at a constant pressure

Reviews

Write a Review

Chemistry Questions & Answers

  How many atoms of sodium are present in the sample

Suppose you have a sample of sodium weighing 11.50 g. How many atoms of sodium are present in the sample? What madd of potassium would you need to have the same number of potassium atoms as there are sodium atoms in the sample of sodium.

  Compute the average spacing between water molecules

Estimate the average spacing between water molecules in liquid water by making use of 2 pieces of information: (a) liquid water has a density of 1 g/cm^3

  Estimating the chemical formulas

Determine the chemical formulas for a covalent compound whose molecules contain 2 carbon atoms, 6 hydrogen atoms and an oxygen atom

  Explain what is the enthalpy of combustion of fuel

What is the enthalpy of combustion of this fuel in kJ/mol? The specific heat capacity of water is 4.184 J/g-°C.

  Calculate [h+] and the ph of the following solutions

Calculate [H+] and the pH of the following solutions

  How many grams of nan3 are required

How many grams of NaN3 are required to produce 340 L of nitrogen gas if the gas has a density of 1.25 g/L?

  What will the pressure be

A sample of gas has an initial volume of 3.0 L at a pressure of 747 mmHg,If the volume of the gas is increased to 3.4 L , what will the pressure be?

  What volume of ethylene glycol a nonelectrolyte, must added

What volume of ethylene glycol (C2H6O2), a nonelectrolyte, must be added to 12.7 L of water to produce an antifreeze solution with a freezing point of -34.6°C? (The density of ethylene glycol is 1.11 g/cm3, and the density of water is 1.00 g/cm3.)

  State what is the equilibrium concentration of cl

What is the equilibrium concentration of Cl at 1000 ? What is the equilibrium concentration of COCl2 at 1000 ?

  Explain what is the value of the equilibrium constant

Equal quantities of 0.010M solutions of an acid HA and a base B are mixed. The pH of the resulting solution is 9.4. A) If Ka for HA is 9.0×10?5, what is the value of the equilibrium constant for the reaction between HA and B

  Calculate the boiling point of a solution

Calculate the boiling point of a solution of  500.0 g of ethylene glycol (C2H6O2) dissolved in 500.0 g of water. Kf = 1.86°C/m and Kb = 0.512°C/m. Use 100°C as the boiling point of water.

  Find out how much energy is needed to raise

Find out how much energy is needed to raise the temperature of 22.8 g of diethyl ether from -10.0 degree celsius to 142.0 degree celsius?

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