Calculate avogadro''s number

Assignment Help Chemistry
Reference no: EM13119483

barium metal crystallizes in a body-centered cubic lattic. The unit cell edge length is 502 pm, and the density of the metal is 3.50 g/cm3. Using this information, calculate avogadro's number?

Reference no: EM13119483

Questions Cloud

What color would the indicator be then : What color would the indicator be then?
How much does the ph change : if 0.200mole of NaOH is added to 1 liter of solution that is 0.100M in aqueous ammonia and 0.200M in ammonium chloride how much does the Ph change.
Find minor mistakes : Question 7  John's coat is new. Johns coat is new. Johns' coat is new. None of the above
List possible samples of two artists selected from six : List the 15 possible samples (without replacement) of two artists that can be selected from the six. for brevity, use the initial provided.
Calculate avogadro''s number : barium metal crystallizes in a body-centered cubic lattic. The unit cell edge length is 502 pm, and the density of the metal is 3.50 g/cm3. Using this information.
Find probability that average of mosquitos counts is more : Find the probability that the average of those counts is more than 81.4 mosquitos per square meter. Assume that the variable is normally distributed.
What would happen if an organism used up : What would happen if an organism used up all the carbohydrate in a fermentation tube?
Illustrate what is the ray direction of travel in the glass : A light ray in the air is incident on the water 60^circ from the normal. Illustrate what is the ray's direction of travel in the glass?
How nitrate and ammonium are used in plants : what happens to nitrate and ammonium after they have been taken up?

Reviews

Write a Review

Chemistry Questions & Answers

  Compute the amount of chlorine

Water's bad smell containing hydrogen sulfide H 2 S that can be removed by the action of Cl considering the given reaction.

  Determine the partial pressure of neon

A mixture of helium and neon gases is collected over water at 28.0 C and 745 mmHg. if the partial pressure of helium is 368 mmHg, what is the partial pressure of neon?

  Calculate the concentration of carbon dioxide

Carbonate buffers are significant in regulating PH of blood at 7.40. Calculate the concentration of Carbon dioxide in a 0.200M NaHCO3 at PH=7.40.

  What volume will the dry air occupy

A 125 mL sample of dry air at 230 degrees celcius is cooled to 100 degrees celsius at constant pressure. What volume will the dry air occupy at 100 degrees celsius.

  Which graduated cylinder would have greatest volume channge

The density of aluminum is 2.70 g/cm3 and the density of chromium is 7.19 g/cm'.If equal masses of aluminum and chromium are transferred to equal volumes of water in separate graduated cylinders.

  What is the pressure inside the cylinder

A 48.0-L gas cylinder contains 249 mol of H2 gas at 298 K. What is the pressure inside the cylinder.

  How many feet of copper can be obtained from the ingot

A copper refinery produces a copper ingot weighing 121 lb. If the copper is drawn into wire whose diameter is 8.00 mm, how many feet of copper can be obtained from the ingot.

  Calculate the new pressure of the gas

7.5g of ammonia at STP is heated to a temperature of 25C and simultaneously compressed to a volume of 8.0L. Calculate the new pressure of the gas.

  Determine the enthalpy change

The enthalpy change for converting 1.00 mol of ice at -50.0 degrees C to water at 70.0 degrees C is ____ Kj. The specific heats of ice, water, and steam are 2.09 J/g-K, 4.18 J/g-k and 1.84 J/g-k, respectively.

  Determines the identity of the gas

the gas sample weighs 2.62grams then computes the molecular weight and determines the identity of the gas.

  Determine the actual yield

determine the actual yield If the percent yield of the reaction in B was 91% describes the oxidation of ethanol (C 2 H 5 OH) to acetic acid (CH 3 COOH) by potassium permanganate (KMn04

  How much energy is required to heat the ice

You have a 48.9 g sample of water at the temperature of -60.0 degrees celcius. How much energy is required to: a) heat the ice to 0 degrees celcius

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