Explain the molecular formula and its correct molecular

Assignment Help Chemistry
Reference no: EM13238245

An unknown substance is empirically determined to be 40.00 percent carbon by weight, 6.67 percent hydrogen, and 53.33 percent oxygen. its molecular weight is roughly 55g/mol. determine the molecular formula and its correct molecular weight.

Reference no: EM13238245

Questions Cloud

Find how many rides will the driver provide now : Assume the city imposes a new requirement for a $100 per year taxi license fee for all drivers. Assume the regulated price remains fixed at $40. how many rides will the driver provide now and what are his profits
What is the magnitude of the gravitational force : The nucleus in an iron atom has a radius of about 4.0 X 10-15 m and contains 26 protons, What is the magnitude of the gravitational force between those same two protons
Explain a certain atom is bombarded with a neutron : A certain atom is bombarded with a neutron and changes into Lithium 7. What was that atom? (It is a fission reaction)
Determine how many units will be produced in each plant : Suppose a company owns two plants, plant A and plant B. The total cost functions are as follows Plant A: TCA = 5qA + 0.1qA2 Plant B: TCB = 5qB + 0.2qB2 1. Suppose that the company is a price taker and the market price is $10.
Explain the molecular formula and its correct molecular : An unknown substance is empirically determined to be 40.00 percent carbon by weight, 6.67 percent hydrogen, and 53.33 percent oxygen. its molecular weight is roughly 55g/mol. determine the molecular formula and its correct molecular weight.
Determine the period of the circular motion : In a simplified model of a hydrogen atom, the electron moves around the proton nucleus in a circular orbit of radius 0.53 × 10^?10 m, Determine the period of the circular motion
Find what share do allocate to the risky investment : You are considering dividing an investment portfolio between a risk-free investment with a return equal to 5% and a risky investment with a mean return of 12% and a variance σ2=30. Your coefficient of risk aversion is 0.4
What charge must be on each plate : An electron field of 8.50e5 V/m is desired between two parallel plates each of area 45cm^2 and seperated by 2.45 mm of air
What is the difference between the two lengths lb - la : Length A is measured to be 7.5cm±0.3 cm and length B is 7.0cm±0.6cm. What is the difference between the two lengths, LB - LA

Reviews

Write a Review

Chemistry Questions & Answers

  Determine how much fluorine was formed

Determine how much fluorine was formed if A sample of NaF(sodium fluoride) produced 26.5 grams of sodium upon decomposition? express your answer (in grams)

  Compute the oxygen content of the plasma

Calculate the oxygen content of the plasma in mM! 1 ml plasma dissolves 24 uL oxygen at 38 degrees C if the partial pressure is 103 kPa.

  How many grams of barium hydroxide will precipitate

Ba(OH)2 is dissolved in 100 grams of water at 90 degrees celsius until the sloution is saturated. If the solution is then cooled to 45 degrees celsius, how many grams of Ba(OH)2 will precipitate out of the solution?

  Compute the volume of hcl needed to neutralize

Calculate the volume of 6 M HCl needed to neutralize 30 mL of 10% NaHCO3 (g/mL). Hint: determine the molality of the 10% NaHCO3 solution.

  Compute the ph of the solutions

Calculate the pH of the following solutions: 1.) 0.100 moles of HF and 0.120 moles of NaF in a 1.00 liter solution.--- 2.) a solution that has 0.10M NH4NO3 and 0.10 M NH3.--- 3.)0.100 moles of HF and 0.200 moles of NaCN in 1.00 liter solution.

  What would be the volume of the dry gas

407 mL of H2 gas is collected over water at 785.3mm Hg and 23.5 degrees C. What would be the volume of this dry gas at standard conditions?

  State unloading port provision is made for vaporization

Large quantities of liquefied natural gas (LNG) are shipped by ocean tanker. At the unloading port provision is made for vaporization of the LNG so that it may be delivered to pipelines as gas.

  Complete and balance the equation

Complete and balance the equation for this reaction in acidic solution. Phases are optional

  State what is the new volume when the container is heated

A flexible container contains 1.50 L of gas at 25 degrees Celcius. What is the new volume when the container is heated to 100 degrees Celcius?

  Explain ammonia reacts with oxygen gas to produce water

Ammonia reacts with oxygen gas to produce water and nitrogen gas. What mass of oxygen gas must be used to react with 19g of ammonia

  Explain product xyz necessarily vanish when integrated over

Does the product xyz necessarily vanish when integrated over a a) cube, b) tetrahedron, c) hexagonal prism, each centered on origin?

  Compute the change in chemical potential of carbon dioxide

Calculate the change in chemical potential of the 12g of carbon dioxide after being completely released from the cartridge at room temperature.

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