State what is the density of the unknown material

Assignment Help Chemistry
Reference no: EM13187057

Given an irregularly shaped lump of a material and determine that it has a mass of 33.7868 g. When placed in a graduated cylinder that initially contains 24.00 mL of water, the water level rises to 28.55 mL. What is the density of the unknown material?

Reference no: EM13187057

Questions Cloud

How to determine the unexpected increase in ad : Suppose the wage rates of workers are based on the expected price level. If there is an unexpected increase in AD, it will cause the actual price level to increase. Then workers should raise their expected price level and negotiate a higher wage r..
Employee self-service applications : Does the web, and all of its many flaws, present problems for employee self-service applications? See if you can find an article on this subject. If so, provide a summary of the article and include the web address where you found it.
How many grams of weight did the puppy gain : Angie's puppy weighed 3kg when she first got it. Two years later it weighed 9kg. How many grams of weight did the puppy gain.
Occasionally making mistakes or generating controversy : Is It realistic To Expect That McDonald's Or Any Well Known company Can Expand Globally without Occasionally Making mistakes Or Generating Controversy
State what is the density of the unknown material : When placed in a graduated cylinder that initially contains 24.00 mL of water, the water level rises to 28.55 mL. What is the density of the unknown material?
Find the level of newspaper advertising : Bounds Inc. has determined through regression analysis that its sales (S) are a function of the amount ofadvertising in two different media.This is given by the following relationship (X=newspapers,Y=magazines): S(X,Y) = 200X + 100Y - 10X2 - 20Y2 ..
Examples of this kind of sculpture : Michelangelo's Awakening Slave and the Olmec Massive Stone Head are both good examples of this kind of sculpture
How much time did each bill on the job : A consulting engineer's time is billed at $30 per hour, and her assistant's is billed at $20 per hour. A customer received a bill for $715 for a certain job. If the assistant worked 3 hours less than the engineer, how much time did each bill on th..
Find out that the temperature of your distilled water : determine that the temperature of your distilled water is 24.5°C. You carefully determined the mass of a clean dry beaker and found that it was 58.1884 g.

Reviews

Write a Review

Chemistry Questions & Answers

  What is the kinetic energy of the emitted electrons

What is the kinetic energy of the emitted electrons whencesium is exposed to UV rays of frequency 1.5x10 15 Hz?

  List at least three potentially hazardous feature associated

List at least three potentially hazardous features associated with concentrated sulfuric acid.

  What is h for the formation of one mole of al2o3(s)

Consider the reaction 2 Al2O3(s) ! 4 Al(s) + 3 O2(g) . H = +3339.6 kJ/mol What is H for the formation of one mole of Al2O3(s) from the elements.

  Compute the concentration of each species

When Cl2 is used as water disinfectant, the following reactions should be used to determine the concentration of different species.

  What will the final pressure be

Suppose that you have a 2.0 L sample of hydrogen at 1.00 atm and 59 C. If you heat the sample to 84 C and it expands to a volume of 3.7 L, what will the final pressure be?

  How many moles of h2o are needed

If 32.0 g CaC2 are consumed in this reaction, how many moles of H2O are needed?

  State inorganic phosphorous is spectrophotochemically

Inorganic phosphorous is spectrophotochemically measured in blood serum by formation of a reduced heteropoly acid (heteropoly blue) and comparison of its absorbance with a standard treated by the same procedure.

  What is the temperature rise when the sample is combusted

the molar heat of combustion of methanol, CH3OH, is -757kJ/mol. If 2g of methanol is placed in bomb calorimeter with heat capacity of 6.5 kJ/c, what is the temperature rise when the sample is combusted?

  What do understand by the empirical formula

What do understand by the terms a) Empirical Formula b) isomerism and what conclusions can you draw from the following observations about the chemical nature of the organic liquid D?

  What volume of the solution is needed

An aqueous solution that contains 285ppm of potassium nitrate (KNO3) is being used to feed plants in a garden. What volume of this solution is needed to prepare 1.7 L of a solution that is 97 ppm in KNO3?

  Write and balance the scale removal reaction involving

1. A corrosion technologist pipetted a 100.00 mL hard water sample and titrated it with 37.64 mL of 0.01 M EDTA solution for a total hardness endpoint, and 29.32 mL of 0.01 M EDTA solution for a calcium endpoint.

  Explain what type of bonding between amino acid residues

What type of bonding between amino acid residues is most important in holding a protein and polypeptide in a specific secondary configuration?

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