State the percent potassium notrate in the original sample

Assignment Help Chemistry
Reference no: EM13213523

A 34.2 gram sample of impure potassium nitrate was heated to complete decomposition. After the reaction was comlete, the volume of the dry has produced was 1 liters at 75 degrees celsuis and 721 torr. what was the percent potassium notrate in the original sample?

Reference no: EM13213523

Questions Cloud

Find the firms profit maximizing price and quantity : The firm's production manager claims that the firm's average cost of production is minimized at an output of 40 units. Furthermore, she claims that 40 units is the firm's profit-maximizing level of output. Explain whether these claims are correct.
National culture committed to liberation of human spirit : How did American Intellectuals create a national culture committed to the liberation of the human spirit? What influence did they have on the efforts of the social reformers during the first half of the 19c?
Explain the correct formula for a reactant in an equation : after the correct formula for a reactant in an equation has been written , what can be changed to balance the equation?
Future cash flows of the company : To understand the financial profile of the selected company and to project future cash flows of the company, based on a business plan.
State the percent potassium notrate in the original sample : After the reaction was comlete, the volume of the dry has produced was 1 liters at 75 degrees celsuis and 721 torr. what was the percent potassium notrate in the original sample?
Are the mergers predicated on economies of scope : The year 1998 saw an unprecedented number of mega-mergers in the banking industry: NationsBank with BankAmerica, Bank One with First Chicago NBD, and Citicorp with Travelers Group, to name the three largest mergers.
Human behavior from a perspective : Dr. Sanchez approaches questions about human behavior from a perspective that emphasizes unconscious thoughts and conflicts within the individual, such as inner forces or conflicts. It is most likely that he accepts which of the following psychologic..
What is the value of checking deposits in pesos : In a hypothetical economy, the monetary aggregate M1 equals 120,000 pesos, and M2 equals 320,000 pesos. The following information about this economy is also available: Money market deposit accounts 80,000 Amount of currency held outside of banks.
What will happen on the island of monet in the short run : The equation of exchange is MV = PQ, where M is the money supply, V is the velocity of money, P is the price level, and Q is real GDP. The island economy of Monet is rather simple. The only good produced in Monet is "Things," and the island is abl..

Reviews

Write a Review

Chemistry Questions & Answers

  What mass of h2 forms

What mass of H2 forms if 12 grams of Zn reacts with 7 grams of HCl?

  What is the molal concentration of glucose

A solution of water (1.86) and glucose freezes at 3.95. What is the molal concentration of glucose in this solution? Assume that the freezing point of pure water is 0.00 .

  Define and find the ph at the equivalence point

Consider the titration of 52.0 mL of 1.2 M NaOH with 1.0 M HCl. Find the pH at all the following points. At the equivalence point.

  Calculate the change in gibbs energy

In a particular biological reaction taking place in the body at 37°C, the change in enthalpy was -­-135 kJ mol-­-1 and the change in entropy was -­-136 J K-­-1 mol-­-1. (a) Calculate the change in Gibbs energy (b) Is the reaction spontaneous? (c) ..

  Explain sterilize surgical tools require a tempereature

Autoclave that are used to sterilize surgical tools require a tempereature of 120 degree to kill bacteria. At what presure must they operate?

  Explain the difference in the heat of formation values

what can you conclude about the process of breaking bonds in the liquid as compared to the gas phase? Explain the difference in the heat of formation values between the two phases.

  Explain loss of cyclohexane result in the freezing point

Some of the cyclohexane solvent vaporized during the temperature versus time measurements. Will this loss of cyclohexane result in the freezing point of the solution being recorded as too high

  State the half-reactions for the silver-silver chloride

Write the half-reactions for the silver-silver chloride and calomel reference electrodes.

  What volume of a concentrated hcl solution is required

What volume of a concentrated HCl solution, which is 36.0% by mass and has a density of 1.179 g/cm3, should be used to make 5.1 L of an solution with a pH of 1.5.

  Examine the data and propose a tentative hypothesis

What is the second step in the scientific method? 1-to analyze the data, and create a theory to confirm the experimental observations 2- to analyze the data, and propose a tentative hypothesis to explain the experimental observations.

  Determine how much heat is evolved

LiI has a lattice E of -7.3x10^2 kJ/mol and a heat of hydration of -793kJ/mol. Heat of solution is -60kJ/mol. Determine how much heat is evolved

  Determine number of moles of oxygen molecules

Determine number of moles of oxygen molecules are in the cylinder and compute the mass of solid C 2 H 3 NaO 2 required mixing with 60.0mL of .125M C 2 H 4 O 2 to form a ph 4.20 buffer?

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