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Question- You start with a 2.354 g sample of a mixture containing SiO,, NaCl, and NH,Cl. If after subliming away the NH,Cl, you have 1.975 grams of sample remaining, what was the mass percent of NH4C1 in the original sample?
If possible just a brief explanation how you got the answer?
The equilibrium constant for the reaction of bromine with chlorine to form bromine monochloride is 58.0 at a certain temperature.
If the sample of saturated calcium hydroxide with added calcium chloride which you obtained had important amounts of solid calcium hydroxide, would the reported molar solubility of Ca (OH) 2 in this sample be higher than lower than or equal to the..
What is the pH of the buffer after the addition of 10.0 mL of 0.10 M HCl to 65.0 mL of the buffer?
a solution of silver nitrate can be used to prepare photograpic film. if 50.00 g silver nitrate is used to make 500 ml
Calculate the standard entropy change for the following reaction at 25 °C. Mg(OH)2(s) + 2HCL(g) --> MgCl2(s) + 2H20(g)
Why does K + N2 yield no reaction. could some one please explain what factors contribute to no reaction
0.55 g of hydrogen chloride (\rm HCl) is dissolved in water to make 3.0 L of solution. What is the \rm pH of the resulting hydrochloric acid solution
carbonic acid solution with [H_2CO_3] = 0.00735 M is titrated with 0.100 M KOH. Determine the pH of the solution when 70.00mL of OH have been added.
A 486 mL sample of water was cooled from 50.0°C to 10.0°C. Assuming a specific heat of 4.184 J/K g and a density of 1.00 g/mL, find the amount of heat transferred from the water to the surroundings.
Calculate the ratio of the translational partition functions of D2 and H2 at the same temperature and volume.
Two different proteins X and Y are dissolved in aqueous solution at 37 C. The proteins bind in a 1:1 ratio to form XY. A solution that is initially 1.00 mM in each protein is allowed to reach equilibrium. At equilibrium, 0.18 mM of free X and 0.18..
how do you think the appropiate enzyme would have affected the reaction (degree of completeion,yield,stereochemistry
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