Determine what is the molar mass of a gas

Assignment Help Chemistry
Reference no: EM13102595

Determine how many grams are there in 4.5+10 22 molecules of Barium nitrate?

Using a sample of gas of 23.6 grams that exerts  a pressure of 1293  torr in a container of  17.5 Litres at the temperature of thirty seven degree Celsius  then determine what is the molar mass of a gas ?

Reference no: EM13102595

Questions Cloud

Calculate the specific heat : Calculate the specific heat was?  Would your computed specific heat be , too low,  too high or not affected if you had not dried the metal before placing it into the Styrofoam cup. Explain your answer?
Binomial distribution-us space shuttle reliability : Many vehicles used in space travel are constructed with redundant systems to protect the flight crew and their equipment. Find the probability that this shuttle component functions successfully if n = 2.
Estimate caffeine consumption in high school : An investigator wants to estimate caffeine consumption in high school students. How many students would be required to ensure that 95% confidence interval estimate for the mean caffeine intake (measured in mg) is within 15 units of the true mean? ..
Probability of tomato seeds germinate : A certain type of tomato seed germinates 90% of the time. A backyard farmer planted 25 seeds. What is the probability that exactly 20 germinate?
Determine what is the molar mass of a gas : Determine how many grams are there in 4.5+10 22 molecules of Barium nitrate and determine what is the molar mass of a gas ?
Computing probability for battery charge lenght : Assume we know the length of time a battery will hold a charge is a normal distribution with a mean of 50 hours and a standard deviation of 15 hours.
How reaction projection improve positive self-image : Write down an example of how reaction formation, repression, projection, rationalization, displacement, and sublimation could each be used to protect even improve the positive self-image.
Seventy five conversion of carbon monoxide : Determine at what temperature should the reaction be run to get a seventy five conversion of carbon monoxide?
Two-sided test and significance level : The expected peak expiratory flow rate in adults is 300 with a standard deviation of 50. how many subjects should be enrolled to ensure 80% power to detect a difference of 15 liters per minute with a two-sided test and significance level of 0.05?

Reviews

Write a Review

Chemistry Questions & Answers

  Determine how much heat needed to warm

Determine how much heat (in kJ) is needed to warm 12.0g of ice, that is initially at -10.0 ° C, to steam at 114.0 ° C? The heat capacity of ice is 2.09 J/g⋅ ° C and that of steam is 2.01 J/g⋅ ° C.

  Write a reaction for the formation of a peptide bond

Write a reaction for the formation of a peptide bond between alanine and serine. React the amino group of alanine with carboxyl group of serine. Remember that there are 2 products in this reaction.

  Determine how much energy will be required

Determine how much energy will be required to heat 69.7 gal of H 2 O from 22 degree Celsius to 110 degree Celsius if it is given that 1.00 gal weighs 3.77 kg and water has a specific heat capacity =4.184 J/g C

  Preparing aqueous buffer solution

Designing and preparing aqueous buffer solution with the pH indicated.

  What would be the molecular weight of pepsin

As of 2007 world record for swimming 1500.0 m in a long course pool is 14 min 34.56 s. if we follow this rate then calculate how many seconds would be taken by a man to swim 0.850 miles?

  Determine the pressure in the flask

Calculate the final volume of the gas,and express your answer in milliliters and determine the pressure in the flask if the temperature is raised to 25 degree celcius?

  What time will it take for the reaction

At 25 degree celcius ,the second order reaction NOCL(g) - NO (g) + 1/2 CL2 (g) is 50 % complete after 5.82 hours when the initial concentration of Nitrosyl chloride is 4.46 ml/L.what time will it take for the reaction to be 75 % complete.

  Find difference in pressure between ch4 and ideal gas

15.0 moles of gas are in a 5.00L tank at 22.2°C. compute the difference in pressure between CH4 and an ideal gas under these circumstances. The van der Waals constants for CH4 are a=2.300L2⋅atm/mol2 and b=0.0430 L/mol.

  What is the percentage of oxalic acid in the sample

Using A sample having X amount of oxalic acid. If 0.5187 grams of the sample requires 40.20 mL of 0.1000 M Sodium hydroxide to neutralize the oxalic acid completely.

  Calculate the specific heat capacity

Calculate the specific heat capacity of a sample liquid if this 100 g sample of an unknown liquid absorbs 2000 J of heat energy, raising the liquid's temperature from 50 degree Celsius to 70 degree Celsius?

  Calculate how much heat energy is absorbed

Which corresponds to approximately 2.65 * 104 mol of electrons at the voltage of a fuel cell and calculate how much heat energy is absorbed?

  Calculate the pressure due to helium gas

A scientists places 4.00 moles of Argon, Ar (g) and 2.00 moles of Helium, He (g) into a flask at the temperature of 298 Kelvin and measures the pressure to be 3.00 atm. calculate the pressure due to Helium gas?

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