Compute the molality of a solution made by dissolving water

Assignment Help Chemistry
Reference no: EM13565804

Calculate the molality of a solution made by dissolving 34.0 g of NH3 in 2.00 x 103 mL of water (MMNH3 = 17.04 g/mol, dH2O = 1.00 g/mL

Reference no: EM13565804

Questions Cloud

Obtain what is her velocity relative to the surface of ice : A 45.0 kg girl is standing on a 136 kgplank. The plank, originally at rest, is free to slide on a frozenlake, which is a flat, frictionless surface. What is her velocity relative to the surface of ice
What do the son-jura selections tell us : What do the Son-Jura selections tell us about the Manding people, both in in general terms, and in specific definitions of people and place? Be very precise with your support from the text.
Find what is the impulse delivered to the ball by racquet : A tennis player receives a shot with the ball (0.0600 kg)traveling horizontally at 50.0 m/s andreturns the shot with the ball traveling horizontally at38.0 m/s in the opposite direction. What is the impulse delivered to the ballby the racquet
Symbolize dehumanization of worker within capitalist system : What else might Gregor's transformation symbolize, and why do you think so? And what else in section one, besides his transformation, might also suggest this kind of interpretation?
Compute the molality of a solution made by dissolving water : Calculate the molality of a solution made by dissolving 34.0 g of NH3 in 2.00 x 103 mL of water (MMNH3 = 17.04 g/mol, dH2O = 1.00 g/mL
Find how much time will elapse before an echo is heard : A person stands at a point 300 m in frontof the face of a sheer cliff. If the person shouts, how much time will elapse before an echo is heard
Drive transform thoughout the play : How the character transform from How I learned to drive transform thoughout the play?
Positive focal lengths correspond : Positive focal lengths correspond to _______.
Explain the rutherford''s model of the atom : Describe the Rutherford's model of the atom and compare it with the model proposed by his student Niels Bohr.  What is meant by 3p^3

Reviews

Write a Review

Chemistry Questions & Answers

  Metal objects inside a microwave oven can generate sparks

As you may well know, placing metal objects inside a microwave oven can generate sparks. Two of your friends are arguing over the cause of the sparking, with one stating that the microwaves "herd" electrons into "pointy" areas of the metal object,

  A line in the brackett series of hydrogen has a wavelength

the Brackett series of hydrogen has a wavelength of 2626 nm. From what state did the electron originate

  Calculate the molar mass of m and identify the metal

A solution of M(NO3)2 is electrolyzed. When a constant current of 2.50 amperes is applied for 35.0 minutes, 3.06 grams of the metal M is deposited. calculate the molar mass of M and identify the metal

  Explain memorize all chemistry based conversions

What would be a beneficial way to study and memorize all chemistry based conversions

  Define the electrons in the shells

Considerning the electrons in the shells, subshells, and orbitals of an atom, state how many electrons have: of electrons

  Compute the moles of hydrogen

In the following conditions calculate the moles of hydrogen and the pressure in each flask where the volume is negligible. Each flask is originally 275K with .455 mols of hydrogen gas and .7atm of pressure. Then one flask is heated to 500K while t..

  What is the final concentration

74.0 mL of a 1.80 M solution is diluted to a volume of 268 mL. A 134-mL portion of that solution is diluted using 179 mL of water. What is the final concentration.

  Explain what is the net ionic equation for the potential h+

If you mix K2HPO4 with NaAc (sodium acetate), what is the net ionic equation for the (potential) H+ transfer? Will it take place spontaneously

  A sample of 360 mg of an organic compound that has molar

a sample of 36.0 mg of an organic compound that has molar mass 84.0 gmol is dissolved in 10.0 ml of h2o. solution is

  Draw an energy level diagram showing

a) For a heteronuclear diatomic molecule, draw an energy level diagram showing the four lowest rotational energy levels. Indicate the energy of each level in terms of B. Indicate all possible light absorption transitions.

  How many moles of gas did the system gain or lose

A gas occupies 22.4 L at STP and 14.5 L at 100°C and 2.00 atm pressure. How many moles of gas did the system gain or lose?

  Explain what is the percent of thallium-205

Naturally occurring thallium has two isotopes, thallium-203 (202.9723442 amu) and thallium-205 (204.9744275 amu). The atomic mass of thallium is 204.38 amu. What is the percent of thallium-205

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