Define how much magnesium needs to be burned to yield mgo

Assignment Help Chemistry
Reference no: EM13557406

-- 24.3 g of magnesium yield 40.3 g MgO upon combustion with oxygen. How much magnesium needs to be burned to yield 12.1 g MgO?

-- A compound is produced when 6.08 g of nitrogen combine with 13.92 g oxygen. What is this compound?

Reference no: EM13557406

Questions Cloud

Estimate how long does it take the boat to cross the river : A 200m wide river flows due east at a uniform speed of 2.0m/s.A boat with a speed of 8.0m/s relative to the water leaves thesouth bank pointed in a direction 30 degrees west of north. How long does it take the boat to cross the river
Calculate how many bounces can the ball make : A ball is dropped from rest at the top of a 6.10 m tallbuilding, falls straight downward and collides inelastically withthe ground, and bounces back. How many bounces can the ball make and still reach a windowsill that is2.38 m above the ground
Define the equation as a balanced equation : complete the reaction; write the equation as a balanced equation, complete ionic equation, and net ionic equation. Be sure to show the state of each compound.
What is the length of the incline : A skier is gliding along at 4.72 m/s on horizontal, frictionless snow. He suddenly starts down a 19.2° incline. His speed at the bottom is 27.8 m/s. What is the length of the incline?
Define how much magnesium needs to be burned to yield mgo : 24.3 g of magnesium yield 40.3 g MgO upon combustion with oxygen. How much magnesium needs to be burned to yield 12.1 g MgO
Find the power during an upward cruise with constant speed : A 663 kg elevator starts from rest it moves upward 2.7s with aconstant acceleration until it reaches its cruising speed of 1.63m/s, What is the power during an upward cruise with constant speed
What is therocks velocity as it hits the bottom of the hole : A rock is tossed straight up with a velocity of 40.0 m/s.When it returns, it falls into a hole 11.5 m deep. What is therock's velocity as it hits the bottom of the hole?
A rock is dropped from a sea cliff : A rock is dropped from a sea cliff, and the sound of it strikingthe ocean is heard 3.2 s later. If the speed of sound is340 {\rm m/s}, how high is the cliff?
Define the theoretical maximum percent recovery : This solution is allowed to cool to room temperature and then placed in an ice bath. What is the theoretical maximum percent recovery

Reviews

Write a Review

Chemistry Questions & Answers

  Explain what volume will it occupy at the same pressure

What volume (in mL) will it occupy at the same pressure and 277 K? Round your answer to zero places past the decimal.

  Evaluate the molar concentration of a thiosulfate solution

Calculate the molar concentration of a thiosulfate solution from the following information: A 30.00-mL aliquot of a 0.0254 M KIO3 solution is added to a flask containing 2 g of KI and 10 mL of 0.5 M H2SO4.

  Explain catalyst to produce solid potassium chloride

A mass of solid potassium chlorate undergoes thermal decomposition in the presence of a catalyst (manganese dioxide) to produce solid potassium chloride and oxygen gas.

  Describe radioactive nuclides are present in the sample

an archaeological sample contains 0.743g of lead -206 and 2.145g of uranium - 238. Assume that all the lead now present in the rock came from the radioactive decay of the uranium and that no appreciable amounts of other radioactive nuclides are pr..

  Explain substances has a standard heat of formation of zero

Which of the following substances has a standard heat of formation of zero. A. pb @ 1000 degrees C B. C3H8 @ 25.0 C and 1 ATM pressure C.

  Explain what is the concentration of acid

We titrated each layer with 0.10 NaOH and found that 1. took 2.57 mL of NaOH to titrate and 2. took 0.08 mL of NaOH to titrate. What is the concentration of acid in 1 and 2?

  What is the total pressure (atm) exerted by the gas mixture

In a gas mixture the partial pressures are nitrogen 425 torr, oxigen 115 torr, and hellium 225 torr. What is the total pressure (atm) exerted by the gas mixture?

  Define the ph of a sauturated solution of al(oh)3

The ksp for Al(OH)3 is 1.9*10^-33. what is the pH of a sauturated solution of Al(OH)3. ignore any hydrolysis

  Define how much work is done in joules a balloon is inflated

A balloon is inflated from 0.0100 L to 0.500 L against an external pressure of 10.00 atm. How much work is done in joules? 101.3 J = 1 L x atm

  Explain how many moles of al3+ are in the new solution

When 30 mL of a 375 mL stock solution containing 2.11 M AlCl3 is diluted to 92 mL, how many moles of Al3+ are in the new solution

  What is the percent abundance of lithium-6

Lithium has an atomic mass of 6.9409 amu. What is the percent abundance of lithium-6?

  Calculate the molarity of each ion present in the solution

Suppose 1.07 g of FeCl3 is placed in a 75.0 mL volumetric flask, water is added, the mixture is shaken to dissolve the solid, and then water is added to the calibration mark of the flask. Calculate the molarity of each ion present in the solution.

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