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a) What chemical reactions are generally involved in sulfate attack on concrete? What are the physical manifestations of these reactions?
b) What is the alkali-aggregate reaction? List some of the rock types that are vulnerable to attack by alkaline solutions. Discuss the effect of aggregate size on the phenomenon.
What is the importance of chemistry to agriculture, Write summary of total one page and include references as well.
A mixture of CO2 and N2 gases has an experiment density of 21922 mol/m3 at T=225K and Pressure= 68.759 MPa and Z=1.67661. What is density of this mixture of gases in mol/m3 by Peng-Robinson equation of state? (Mole fraction of Co2= 10.56%)
Multiple choice questions in nuclear chemistry - which equation represents the balanced nuclear equation
To determine the number of molecules present in air using the ideal gas law and Avogadro's number - how many molecules of each type of gas are present in 1.0 L of air at STP?
Describe the process design and application - Water and Wastewater Treatment
Solving this question helps the student to understand how to find the limiting reactant and how much product is produced and What mass of product may be produced?
Determine the second order rate constant from the initial concentration and half life and what is the second order rate constant?
Understanding the basics of thermal chemistry and The Second Law of Thermodynamics indicates that a system
Estimate the thickness of the lipid bilayer in a biological membrane - Estimating the thickness of a membrane by using bond distance.
Complexometric titration and stoichiometry - How many grams of chloride ion were present in sample
By Solving this problem student understand about isotopic abundance and how to calculate atomic weight (average atomic mass) of an element -
Evaluate the electronic configuration for ionization energies of Magnesium, the orbital number in which the electrons are added in phosphorus ion, and the one will lose in the ionization of Alluminium.
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