Calculate the mass of magnesium

Assignment Help Chemistry
Reference no: EM13153029

calculate the mass of magnesium that is required to produce 35.8ml of hydrogen gas at 28°c and a barometric pressure of 745 mmHg when collected over water?

Reference no: EM13153029

Questions Cloud

What is the minimum estimated value : Question 3 :Restful Industries has offered $12 million cash for all the ordinary shares in Sofa Distribution Pty Ltd. Based on recent market information, Sofa Distribution is worth $8 million as an independent operation. If the merger makes economic ..
Define a solution is made by mixing equal masses of methanol : A solution is made by mixing equal masses of methanol, CH4O, and ethanol, C2H6O. Determine the mole fraction of each component
Explain why anaerobic organisms must waste a molecule : Explain why anaerobic organisms must waste a molecule of NADH each time they process pyruvate at the end of glycolysis.
Measurement of present value of expected cash flows : How do you measure the present value of expected cash flows? Describe the difference between present value and an annuity due and when is such a difference relevant to a given business transaction?
Calculate the mass of magnesium : calculate the mass of magnesium that is required to produce 35.8ml of hydrogen gas at 28°c and a barometric pressure of 745 mmHg when collected over water?
Offer a structure for the following compound : Provide a structure for the following compound
How is the excitation wavelength prevented : How is the excitation wavelength prevented from reaching your eyes in a fluorescence microscope?
Basic precision and total projected misstatement : Calculate basic precision and the total projected misstatement. Determine the incremental allowance for sampling risk and the upper misstatement limit.
Is enough evidence to reject claim-violence on television : Suppose that a random sample of 200 adults found that 110 thought there is too much violence on television. Is this enough evidence to reject the claim? What do we want to know?

Reviews

Write a Review

Chemistry Questions & Answers

  What is the equilibrium concentration of n2

3H2 (g) + N2 (g) 2NH3(g), Kc = 6.0 × 10-2 at 500°C for this nitrogen fixation reaction. What is the equilibrium concentration of N2 If 0.250 M H2 and 0.050 M NH3 are present at equilibrium?

  Lewis structure and state

Lewis Structure and state which of the given compounds are isomers - There are three compounds are given as I. pentane , II. 2-methylbutane , III. 2,3-dimethylbutane , IV. 2,2-dimethylpropane V.

  Calculate freezing point of a nonionizing antifreeze soln

calculate the freezing point of a nonionizing antifreeze solution containing 388 g ethylene glycol, C2H6O2 and 409 g of water.

  At what temperature will the gas occupy

At constant pressure and 25 degrees celcius a sample of gas occupies 4.5 liters. At what temperature will the gas occupy 9.0 liters?

  Determine the molarity of the solution

if potassium bromide of 25.5 grams is dissolved in enough H 2 O to make 1750 mL of solution, determine the molarity of the solution?

  How many grams of mgf2 will dissolve

the solubility product constant for MgF2 is 6.4 × 10-9. How many grams of MgF2 will dissolve in 150 mL of H2O at 25°C?

  How many milliliters of water is required

Using the formula W = mg, how many milliliters of water with a density of 1g/mL are required to weigh 0.75 newtons and g = 9.81 m/s2?

  Explain what is the overall reaction order

Consider the following reaction: 2Mg + O2 --> 2MgO , Rate = k[Mg][O2]^2 Part A What is the overall reaction order? Express your answer as an integer. Part B What are the units of the rate constant k for this reaction?

  Calculate the concentration of cro4 2-

You have 75.0 mL of a 2.50 M solution of Na2CrO4(aq). You also have 125 mL of a 1.52 M solution of AgNO3(aq). Calculate the concentration of CrO4 2- after the two solutions are mixed together.

  What is the final temperature of the water

2K(s)+2H2O(l)--> 2KOH(aq) + H2(g) A 5.00 g chunk of potassium is dropped into 1.00 kg water at 24 deg C. What is the final temperature of the water after the preceding reaction occur.

  Define solubility of terpin hydrate for chemistry students

Solubility of Terpin Hydrate for Chemistry Students, what is the structure of terpin hydrate and is it more soluble or less than starting material?

  What is the final water temperature

0.375 kg of water are in a well insulated container at 21.3 c. After 4.184kj of heat are added to the water, what is the final water 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