Explain what is the mass of magnesium oxide obtained

Assignment Help Chemistry
Reference no: EM13549027

An 18.0 g sample of magnesium is completely burned in the presence of air to form magnesium oxide. What is the mass of magnesium oxide obtained?

Reference no: EM13549027

Questions Cloud

Find the density of free electrons in the wire : A length of wire has a radius of 3.00 × 10 -3 m and a resistance of 0.200 ?. find the density of free electrons in the wire
Explain carbon dioxide gas and gaseous water : Ethane gas, C2H6, burns in oxygen to form carbon dioxide gas and gaseous water. At constant 1.60 kJ of heat is evolved when 79.442 grams of ethane is burned.
Determine the average angular speed of this pulsar : A pulsar is a rapidly rotating neutron star that continuously emits a beam of radio waves in a searchlight manner. determine the average angular speed of this pulsar
Prepare entry to record one years depreciation expense : The equipment is expected to last five years and be worth $2,000 at the end of that time. Prepare the entry to record one year's depreciation expense of $3,600 for the equipment as of December 31, 2013
Explain what is the mass of magnesium oxide obtained : An 18.0 g sample of magnesium is completely burned in the presence of air to form magnesium oxide. What is the mass of magnesium oxide obtained
The maximum value of the induced magnetic field : Suppose that a parallel-plate capacitor has circular plates with radius R = 40.0 mm and a plate separation of 4.0 mm. Suppose also that a sinusoidal potential difference with a maximum value of 340 V and a frequency of 120 Hz is applied across the..
Explain a thief uses a bag of sand to replace a gold statue : A thief uses a bag of sand to replace a gold statue that sits on a weight sensitive, alarmed pedestal. The bag of sand and the statue have exactly the same volume, 1.70L. (assume that the mass of the bag is negligible.)
Prepare the necessary adjusting entry for 2010 : Calculate Smiths preadjustment balance in accounts receivable and prepare the necessary adjusting entry for 2010.
Explain what mass of sodium chloride consume : The U.S Food and Drug Administration (FDA) recommends the you consume less than 2.4 g of sodium per day. What mass of sodium chloride (in grams) can you consume and still be within the FDA guidelines

Reviews

Write a Review

Chemistry Questions & Answers

  Explain what is the percent ionization of a solution of acid

The Ka of a monoprotic weak acid is 6.08 × 10-3. What is the percent ionization of a 0.187 M solution of this acid

  Calculate delta g foor the combustion of ethane

calculate delta G foor the combustion of ethane: 2C2H6(g) + 7O2(g) = 4CO2(g) + 6H2O(l)

  Explain what must the temperature be in degreec

A balloon is inflated with 0.2494g of helium to a pressure of 1.26 atm. If the desired volume of the balloon is 1.25L, what must the temperature be in degreeC

  Assume that the activation energy for a certain reaction is

assume that the activation energy for a certain reaction is 173 kjmol and the reaction is started with equal initial

  Explain co-distill in a process called steam distillation

Because eugenol is insoluble in water, both eugenol and water co-distill in a process called steam distillation. In steam distillation, the boiling point of the distillate is below the boiling point of either component.

  Explain what is the ph of a tris buffer

what is the pH of a Tris buffer (pka 8.1) prepared by adding 20 mL of 1M HCl to 100mL of a solution of 0.3M Tris

  Explain direction/ position of equilibrium in the reaction

Given pKa (acetylene) = 25 and pKa (H2) = 35, predict whether the direction/ position of equilibrium in the following reaction will lie to the right (favors the forward reaction) or to the left (favors the backward reaction)?

  How much heat energy was released

Suppose a snack bar is burned in a calorimeter and heats 2,000 g water by 20 °C. How much heat energy was released? (Hint: Use the specific heat equation.) Give your answer in both joules and calories.

  Explain when 0.89 g zncl2 is dissolved and nacn

When 0.89 g ZnCl2 is dissolved in 280. mL of 0.150 M NaCN, what are [Zn2+], [Zn(CN)42- ], and [CN- ] [Kf of Zn(CN)42- = 4.2 multiplied by 1019]

  Determine the pressure inside a container of a gas

determine the pressure inside a container of a gas connected to an open-end manometer filled with ccl4 has the density

  Define what will the volume be if the preassure is increased

7.0and 1.00atm pressure what will the volume be if the preassure is increased at 50.0atm

  Explain how many milliliters of oxygen gas must react

Consider the following chemical equation. Cl2(g) + O2(g) ? Cl2O3(g) Assuming all gases are at the same temperature and pressure, how many milliliters of oxygen gas must react to give 3.00 L of Cl2O3

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