Explain how would the calculated molar mass change

Assignment Help Chemistry
Reference no: EM13280696

QS: how would the calculated molar mass change(increase,decrease,no change) if the following experimental problems were encountered? explain the reason for your answer. (a)the unknown was impure and only part of the unknown dissolved in the lauric acid (b) your unknown contained a substance which produced two ions per molecule of unknown when dissolved in the lauric acid (c)the unknown was insoluble in lauric acid (d)a very small amount of lauric acid was spilled after weighing,but before being placed in the test tube

Reference no: EM13280696

Questions Cloud

Identify processing needed to convert inputs to outputs : Identify three test cases, one using a positive number, and one using a negative number, and one using incorrect input (ie. Input a letter rather than a digit for the numeric input). For each of the three test cases show what inputs you will use a..
Explain 1-bromobenzene without using a grignard reaction : How would you prepare methyl,phenyl,ketone starting with 1-bromobenzene without using a grignard reaction. please show reactants and intermediates
Determine the transverse displacement : The equation of a transverse wave traveling along a very long string is given by y = 6.9 sin(0.025(pi)x + 4.5(pi)t), Determine the transverse displacement
What is the distance from image to screen : A thin double convex lens is to focus the image of an object onto a screen so that the image is life-sized. What is the distance d from image to screen
Explain how would the calculated molar mass change : How would the calculated molar mass change(increase,decrease,no change) if the following experimental problems were encountered? explain the reason for your answer. (a)the unknown was impure and only part of the unknown dissolved in the lauric aci..
Calculate the input snr and the output snr of repeater : A repeater with additive noise of 48μW and a power gain of 20 dB has 150μW of input signal power and 1.2μW of input noise. Calculate the input SNR, the output SNR, the noise factor, and the noise figure.
Find the total power radiated out into space by the sun : Find the total power radiated out into space by the Sun assuming it to be at a temperature of 5500 K and the emissivity is 1
Explain the vapor pressure of mercury hg : the vapor pressure of mercury Hg is .00180 mmHg at 77F. if Hg vapor reached equilibrium at this temperature in an enclosed space, what would the concentration of Hg be in the space. Assume normal atmospheric pressure.
Find what is the ratio of the intensities of the two sounds : Two loudspeakers, one of them generates sound 400W power the other with 100W. The sound is generated isotropically from each loudspeaker. A listener is seated 20 m from the 100 W loudspeaker and 40 m from the other loudspeaker.

Reviews

Write a Review

Chemistry Questions & Answers

  Explain final temperature after urea dissolves in water

Final temperature after urea dissolves in water, What is the final temperature of the solution in kJ? The density of water is 4.18 J/g·°C. What is the final temperature in °F? F = °C x 1.8 + 32 (Round your answer to one decimal place)

  Define chemical structure and hydrogen bonds in base pairs

Chemical Structure and Hydrogen Bonds in Base Pairs, Draw the chemical structure of a correctly base paired G-C pair, then re-draw the pair with a propeller twist these answers should all be on one page following box G.

  Write the unbalanced equation for the formation of ozone

Write the unbalanced equation for the formation of ozone gas from oxygen gas. (Include states-of-matter under SATP conditions in your answer.)

  Define annual energy consumption in the united states

World energy supplies are often measured in the unit of quadrillion British thermal units (1012 Btu), generally called a "quad." In 2015, world energy consumption is projected to be 5.81 ×1017kJ.

  Explain the chemical equation for the reaction

to scale-forming water to convert calcium carbonate to calcium bicarbonate. write the chemical equation for this reaction.

  Explain the molarity and osmolarity of a 1 liter solution

What is the molarity and osmolarity of a 1 liter solution with .2 moles of calcium chloride. How many molecules of chloride are dissolved in solution

  Acetylenic fatty acids are found in many tropical plants

Acetylenic fatty acids are found in many tropical plants. Compound C, C18H30O2, is one such compound; it absorbs 3 equivalents of H2 when treated with H2 over a Pd/C catalyst. Ozonolysis of compound C produces the following products:

  What is the average atomic mass for element z

element z has two isotopes: one has mass number of 19.0 amu is 55.0% abundant,and the isotope with mass number 21.0 amu is 45.0% abundant. what is the average atomic mass for element Z?

  Rank following quantities in order of decreasing distance

Rank from longest to shortest distance. To rank the items as equivalent, overlap them.

  Explain a joule of energy and a calorie of energy

How can you tell the difference between a joule of energy and a calorie of energy by looking at bars

  Define sample of hydrated magnesium sulfate

A 14.31 g sample of hydrated magnesium sulfate (MgSO3• x H2O) is heated to remove the water of crystallization and 6.99 g of anhydrous magnesium sulfate (MgSO4) remains.

  State mercury acetate is allowed to react completely

mercury(II) acetate is allowed to react completely with a solution containing 9.718 g of sodium sulfate, how many grams of the reactant in excess will remain after the reaction?

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