Define what is the percent of water in the sample

Assignment Help Chemistry
Reference no: EM13235261

A student is conductiong this experiment, but forgets to temper the lid. therefore it breaks while the hydrate is being heated. the student thinks carefully and replaces the old lid with a new one, collecting the following data. what is the percent of water in the student's sample?

crucible + old lid 35.32g
crucible + old lid + sample before heating 36.08g
new lid 11.41g
crucible + new lid + sample after heating 35.99g
pieces of old lid 11.22g

Reference no: EM13235261

Questions Cloud

A reaction of an alkyl halide with alcoholic silver nitrate : Write a mechanism for the reaction of an alkyl halide with alcoholic silver nitrate which depicts the type of substitution which occurs. Explain how this mechanism accounts for the relative rate of reactivity of primary, secondary and tertiary hal..
Explain how can the manufacturer use an exchange : Information System: Electronic Commerce A Magerial Perspective 2010 by: Efraim Turban and etc. Consumer Behavior, Internet Marketing, and Advertising  What would you tell an executive officer of a bank about the critical success factors
What is the size of the force pulling the car : A student's car stalls right in front of a speed bump while she is on her way to physics class, If is 12.7°, what is the size of the force pulling the car in lbs
Explain the formula of the hydrate with the above ratio : The largest estimate for the amount of water on the moon is currently 1000parts per million (i.e 1000g water per 1000000g of salt). if the moon is made primarily of a pyroxene mineral with formula Fe2Si2O6 what is the "formula" of the hydrate with..
Define what is the percent of water in the sample : A student is conductiong this experiment, but forgets to temper the lid. therefore it breaks while the hydrate is being heated. the student thinks carefully and replaces the old lid with a new one, collecting the following data. what is the percen..
How well the design of the first ib web site meets the needs : Evaluate how well the design of the First IB web site meets the needs of a potential small business customer. Discuss the elements of the site that work particularly well in meeting the needs of this type of site visitor.
What is the shear modulus of the rubber : A bicycle break pad is pushed against the moving rim of the wheel with a force of 80 N and the dynamic coefficient of friction is 2.2, What is the shear modulus of the rubber that the pad is made from
Define how the calculated formula of the hydrate : Explain how the calculated formula of the hydrate would be changed if water from the air is absorbed by the hot dry sample as it cools.
How to optimize r&d resources to more rapidly bring new : Recently, there have been several consolidations in the economy, the biotech industry being one. With the creation of fewer "Biotech giants worldwide", will this lead to stronger monopoly power, thus potentially contributing to rising healthcare c..

Reviews

Write a Review

Chemistry Questions & Answers

  Compute delta g and delta a for the vaporization

Calculate Delta G and Delta A for the vaporization of 1.00 mol H2O at 1.00 atm and 100 ?C. Consider the process reversible. The density of H2O(l) at 100 ?C and 1 atm is 0.958 g/cm3.

  What is the percent recovery of the benzoic acid

A weighing dish containing an impure sample of benzoic acide was found to weigh 12.35g. the weighing dish weighs 8.22g. The impure benzoic acid was recrystallized and thoroughly dried. The recrystallized benzoic acid weighed 2.48g. What is the per..

  Calculate the molar concentration of cl in this solution

A 325-mL sample of solution contains 25.3 g of CaCl2 calculate the molar concentration of Cl in this solution

  Define what is the molar mass of the acid

The first equivalence point for the titration of 0.2567 grams of a weak acid is reached when a volume of 26.80mL of 0.0510 M NaOH(aq) has been added. What is the molar mass of the acid?

  Draw the structures of salicylic acid and aspirin

Draw the structures of salicylic acid and aspirin. Circle and identify the functional groups present in each compound and sulfuric acid is a catalyst. What does that mean?

  What is the average thickness of the sheet

If a 220 mg piece of gold (density =19.32 g/cm^3) is hammered into a sheet measuring 2.3x1.0 ft, what is the average thickness of the sheet in meters?

  Explain what is the work done by the gas

Helium gas at 104.0 kPa and 372.0 K is located within a cylinder with a piston. Initially the gas occupies 0.3000 m3. While a constant force, F, is applied to the end of the piston so that the pressure inside the cylinder is held constant at 104.0..

  Explain cooled intrusive rocks such as granites

The feldspar sanidine KSi3AlO8 is found in quickly cooled volcanic (extrusive) rocks whereas microcline is found in slowly cooled intrusive rocks such as granites

  Calculate the percentage yield

For the reaction SO3+H2O=H2SO4 calculate the percentage yield if 600 g of sulfur trioxide react with excess water to produce 475 g of sulfuric acid

  Briefly explain what is the molar mass of the gas

completely evacuated and then filled with an unknown gas to a pressure of 747 mmHg at 22 degree C. If the glass bulb gained 0.103 g in mass, what is the molar mass of the gas?

  Explain distinct physical and chemical properties

Acidic and basic solutions have distinct physical and chemical properties. For chemistry courses, especially those with a laboratory component, it is important that you be able to distinguish these properties

  Explain the expansion of an ideal gas in a vacuum

The expansion of an IDEAL GAS in a vacuum. Is it an endothermic process

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