Define molecular and empirical formulas of compound x

Assignment Help Chemistry
Reference no: EM13553164

Compound X has the following composition: 32.40% C, 8.16% H, 21.57% O, and 37.87% Si by mass. Its molar mass is approximately 300 g/mol. Determine the empirical and molecular formulas of Compound X. (Show all your work and calculation.)

Reference no: EM13553164

Questions Cloud

Explain compound y contains only carbon and hydrogen : Compound Y contains only carbon, hydrogen, and oxygen. When a 1.000-gram sample of Compound Y is subjected to combustion analysis, 2.432 grams of CO2 and 0.574 grams of H2O are produced.
Hamiltonian for each pendulum is an ellipse : Consider a large number of simple pendulums each of length b and massm, which possess energies lying between E1 and E2. Show that the Hamiltonian for each pendulum is an ellipse.
Evaluate the ph of an aques solution : calculate the ph of an aques (buffered) solution with a volume of 400ml which contains 35.8 g of nh4cl, ammonium chloride, and 23.2 g of ammonia, nh3, (kb= 1.8x10^-5
What is the power output of the source : The intensity of the sound from a certain source is measured at two points along a line from the source. The points are separated by 17.2 m, the sound level is 70.00 dB at the first point and 56.13 dB at the second point.
Define molecular and empirical formulas of compound x : Compound X has the following composition: 32.40% C, 8.16% H, 21.57% O, and 37.87% Si by mass. Its molar mass is approximately 300 g/mol. Determine the empirical and molecular formulas of Compound X
What is the natural frequency of the tuning fork : Using a highly sensitive parabolic sound collector, Amy records the frequency of a tuning fork as it drops into the Grand Canyon. She drops the vibrating tuning fork from rest at t=0. She records a frequency of 1657.0 Hz at t=6.400 s.
How much work per cycle does it deliver : A carnot engine operates between a hot reservoir at 47C and a cold one at -13C. If the engine absorbs 500J as heat per cycle at the hot reservoir, how much work per cycle does it deliver
What is the weight of the scuba diver and all her gear : A scuba diver wears a heavy belt to make her average density exactly equal to the density of water. Her mass, including the belt and all her gear, is 75 kg. What is the weight of the scuba diver and all her gear
Calculate the speed of the approaching vehicle : A student in a parked car honks the horn, which has a 'proper' frequency of 290. Hz. An observer in an approaching vehicle measures the frequency of the sound to be 316 Hz.

Reviews

Write a Review

Chemistry Questions & Answers

  Assuming that the total pressure of the gases is 152 atm

assuming that the total pressure of the gases is 1.52 atm and that their mole ratio is 94 4.0 1.5 0.50 calculate the

  Define what is the ph of the buffer solution

A buffer was prepared by dissolving 2.26 grams of phenylacetic acid (HC6H5CH2CO2, Ka = 4.9x10-5) and 3.25 grams of potassium phenylacetate (KC6H5CH2CO2) in enough water to yield 750. mL of buffer solution. What is the pH of this buffer solution

  Determine number of moles of oxygen molecules

Determine number of moles of oxygen molecules are in the cylinder and compute the mass of solid C 2 H 3 NaO 2 required mixing with 60.0mL of .125M C 2 H 4 O 2 to form a ph 4.20 buffer?

  Define what is the entropy change

Initially 5 mol of an ideal gas with Cv,m=12.5 J K^-1 mol^-1 are at a volume of 5 dm^3 and a temperature of 300K. If the gas is heated to 373 K and the volume changed to 10 dm^3, what is the entropy change

  State nmr signals that is diagnostic for either isomer

Select the IR frequency and number of NMR signals that is diagnostic for either isomer a or isomer b. Isomer A: cyclopentanecarboxamide Isomer B: 6-hydroxyhexanenitrile

  What is the molal concentration of glucose

solution of water (Kf = 1.86^ C/m) and glucose freezes at - 2.55^ C. What is the molal concentration of glucose in this solution? Assume that the freezing point of pure water is 0.00 ^ C.

  Compute the concentration molarity of agcl

calculate the concentration (molarity) of AgCl in a saturated solution.

  Depict and name all isomers for 1,2-difluorocyclopentane

Draw and name all isomers for 1,2-difluorocyclopentane. Indicate which ones are chiral and which ones are non-chiral.

  Explain mixture containing 25% ethyl alcohol by mass

What are the masses in kg of solution A and solution B required, to make 100 kg of a mixture containing 25% ethyl alcohol by mass

  Define temperature for the neutralization

Karel added 45.5 mL of 1.1 M HCl to his; and Caleb added 50.0 mL of 1.0 M HCl. Two of these students will report, within experimental error, the same increase in solution temperature for the neutralization. Which are the two students? Explain.

  Define what is the pressure in the bottle

A 2.00 L glass soda bottle filled only with air is tightly capped at 24 C and 744.0mmHg. If the bottle is placed in water at 75C what is the pressure in the bottle?

  What is the ph

You have a solution of 0.085 M HNO2 and 0.15 M KNO2 (Ka for HNO2 = 4.5 * 10-4)  what is the pH

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