Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Chemistry Expert

problem1) One pound-mass of air at 10 psia, 70 oF is contained in a piston-cylinder device. The air is now reversibly compressed to 100 psia while its temperature is kept constant. How much heat should be added to this air during the compression? Show all steps.

problem2)

a) how will you classify sodium benzoate, ionic or molecular or both?

b) based upon rules of solublity, will an ionic compound dissolve in gasoline ?why or why not?

c) why do solutions of most ionic compounds conduct electricity ? why will a molecular compound such as HCI conduct electricty?

d) why do ionic compound tend to have higher melting points than molecular compounds?

Chemistry, Academics

  • Category:- Chemistry
  • Reference No.:- M93931

Have any Question? 


Related Questions in Chemistry

1 what is the purpose of making derivatives of unknowns2

1.) What is the purpose of making derivatives of unknowns? 2.) Give three reasons why acetone might interfere with your results. 3.) An unknown sample does not react with 2,4-dinitrophenylhydrazine reagent, but a color c ...

Question 1in contrast to going without food the human body

Question 1 In contrast to going without food, the human body can survive only about __________ days without water. A. 3 B. 7 C. 11 D. 15 Question 2 Which of the following sources of water is most likely to contain contam ...

What is the maximum mass in grams of aluminum chloride that

What is the maximum mass in grams of aluminum chloride that could be obtained from 2.50 mol of barium chloride and excess aluminum sulfate? This is the balanced equation for the reaction: Al 2 (SO 4 ) 3 + 3BaCl 2 --> 3Ba ...

If it is considered that drinking 800 ml of water per day

If it is considered that drinking 800 mL of water per day containing an arsenic concentration equal to the US EPA maximum contaminant level (MCL), delivers the dose to an adult that corresponds to a 1 in 10,000 excess ri ...

Directionsrefer back to equation 2 and consider carefully

Directions: "Refer back to equation (2), and consider carefully whether you could simply have used the pH value of the solution at the very beginning of the titration, before any base had been added, to determine either ...

Calculate the increase in the boiling point deltat for a

Calculate the increase in the boiling point, ΔT, for a 1.87 m solution of sucrose (dissolves as a molecule) in water.

1 when h2 gas was released by the reaction of hcl with zn

1. When H2 gas was released by the reaction of HCl with Zn, the volume of H2 collected was 66.0 mL at 26 °C and 750 mmHg . A. What is the volume of the H2 at 0 °C and 1.00 atm pressure (STP)? 2. Express the temperature n ...

1 when toluene is used in free radical bromination a very

1. When toluene is used in free radical bromination, a very small amount of product is formed that contains only carbons and hydrogens and no bromine. Show the structure of that product and the arrow curved mechanism of ...

When silver tarnishes silver metal reacts with the element

When silver tarnishes, silver metal reacts with the element sulfur to form a gray deposit of Ag2S. If Ag reacts with S to form this compound, identify which element is being oxidized and which is being reduced. Explain h ...

A ground state h-atom absorbs a photon of wavelength 9491

A ground state H-atom absorbs a photon of wavelength 94.91 nm, and its electron attains a higher energylevel. The atom then emits two photons: one of wavelength 1281 nm to reach an intermediate level, and a second to ret ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen