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What impact would adding twice as much Na2CO3 than required for stoichiometric quantities have on the quantity of product produced?
in determining the ksp of calcium hydroxide labthe lab report questions were1. predict how each of the following
How many grams of C3H8O3 must be added to 720 grams of water at 70.0oC in order to lower the vapor pressure by 4.25 torr. The vapor pressure of water at 70.0oC is 233.65 torr.
A certain protein was found to contain 0.230 % iron by mass. Determine the minimum molecular mass of the protein.
a) What is the molarity of the acetic acid? b) If the density of the vinegar is 1.006 g/cm3, what is the mass percent of acetic acid in the vinegar.
If 5.45mL of 0.1000 M NaOH solution is needed to just neutralize excess acid after 20.00 mL of HCl was added to 1.00 g of an antacid, how many moles of acid can the antacid counteract per gram
how do you go about calculating the average deviation step by step using the following numbersx-1 26.0242gx-2
Suppose an adult is encased in a thermally insulating barrier so that all the heat evolved by metabolism of foodstuffs is retained by the body. What temperature does her body reach after 3.0 hours
Magnesium metal rects with oxygen to make a white powder knon as magnesium oxide. As the reaction proceeds, a bright white flame is seen. It is found that 2.6 g of magnesium reacts with1.6 of oxygen.
Write net Bronsted equations and determine the equilibrium constants for the acid-base reactions that occur when aqueous solutions of the following are mixed.
At 1 atm, how much energy is required to heat 83.0 g of H2O(s) at 2.0°C to H2O(g) at 131.0°C
Question- What are some of the possible uses of paper chromatography and other similar types of chromatography such as thin layer chromatography. Select all that apply.
Consider the reaction: 2B → C + 3D. In one experiment it was found that at 300 K the rate constant is 0.134L/(mol.s). A second experiment showed that at 450 K, the rate constant was 0.569 L/(mol.s). Determine the activation energy for the reaction..
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