subject

Chemistry, 30.07.2019 03:30 Dweath50

How many moles of copper are needed to react with sulfur to produce 0.25 moles of copper (i) sulfide

ansver

Answers: 1

Show answers

Another question on Chemistry

question

Chemistry, 21.06.2019 18:10

The enthalpy of formation of water is -285.8 kj/mol. what can be inferred from this statement?

Answers: 1

question

Chemistry, 21.06.2019 22:30

In order to calculate the amount of heat transferred you must know the __ and specific heat of the material, as well as the change in temperature. a. volume b. density c. mass d. enthalpy

Answers: 1

question

Chemistry, 22.06.2019 12:30

The bond energy for the van der waals bond between two helium atoms is 7.9×10−4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms

Answers: 1

question

Chemistry, 22.06.2019 14:30

100 grams of molten lead (600°c) is used to make musket balls. if the lead shot is allowed to cool to room temperature (21°c), what is the change in entropy (in j/k) of the lead? (for the specific heat of molten and solid lead use 1.29 j/g⋅°c; the latent heat of fusion and the melting point of lead are 2.45 × 104 j/kg and 327°c, respectively.)

Answers: 1

You know the right answer?

How many moles of copper are needed to react with sulfur to produce 0.25 moles of copper (i) sulfide...

Questions

question

Mathematics, 02.06.2020 21:57

A crime is committed by one of two suspects, A and B. Initially, there is equal evidence against both of the suspects. After further investigation, it...

question

Computers and Technology, 02.06.2020 21:57

Scenario: You are the Network Administrator for a law firm that has one large office in Atlanta, GA. The IT Manager has just informed you that t...

question

Biology, 02.06.2020 21:57

A lethargic 22-month old black female was presented by her mother to the emergency room at 2:15 am on a Sunday. The child had a history of a runny nos...

question

Mathematics, 02.06.2020 21:57

Part of a shape is drawn. The line of symmetry of the shape is shown by a dotted line.

question

Mathematics, 02.06.2020 21:57

What is the number of possible permutations of 6 objects taken 3 at a time?...

question

Mathematics, 02.06.2020 21:57

A group of 6 students was asked, "How many hours did you watch television last week?" Here are their responses: 10, 5, 18, 9, 17, 12 Find the median a...

question

Mathematics, 02.06.2020 21:57

Here is the data set... Number of Days Member Used Facility Last Month Manuel’s Data Gretchen’s Data 3 22 6 4 8 7...

question

Mathematics, 02.06.2020 21:57

Solve the compound inequality 6b < 42 or 4b + 12 > 8...

question

Biology, 02.06.2020 21:57

What information can you determine from the coefficients in this balanced chemical equation? the mass ratio for each substance the volume ratio for ea...

question

Mathematics, 02.06.2020 21:57

. Which one of the following equations is not a polynomial? Explain your reason. *

question

Mathematics, 02.06.2020 21:57

I need some help on this ...

question

Physics, 02.06.2020 21:57

What is the average acceleration of the particle within the time interval 1 second to 3 seconds?...

question

Mathematics, 02.06.2020 21:57

Please help! Jamal deposited $4,253 in a savings account earning 1% interest, compounded annually. To the nearest cent, how mu...

question

Mathematics, 02.06.2020 21:57

PLEASE HELP ME ILL MARK BRAINLIEST ...

question

Mathematics, 02.06.2020 21:57

Given that m angle KLH=120^ which statement about the must be true? angle HLM is bisected by angle GLJ is bisected by vec LH . m angle KLG=m angle HLJ...

question

Computers and Technology, 02.06.2020 21:57

In C++ please. If the hypotenuse and one leg of a right triangle are equal to the hypotenuse and one leg of another right triangle, then the two...

question

Mathematics, 02.06.2020 21:57

Given the sample data below, test the claim that the proportion of male voters who plan to vote Republican at the next presidential election is 15 per...

question

Mathematics, 02.06.2020 21:57

Which statements are true about polygons? Select three options. All sides and all angles in a polygon are congruent. The sides of a...

question

Mathematics, 02.06.2020 21:57

In a science fair project, Emily conducted an experiment in which she tested professional touch therapists to see if they could sense her energy field...

question

English, 02.06.2020 21:57

Read the excerpt from The Miracle Worker by William Gibson. KATE: [TOO QUICKLY] What did she spell? ANNIE: I spelled card. She spelled cake! (She take...

More questions: Chemistry Another questions