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How many grams of Cu(OH)2 will precipitate when excess KOH solution is added to 63.0 mL of 0.610 M CuSO4 solution.
what mass is grams of potassium chloride is produced if 100. g of potassium chlorate decompose according to the following equation? 2KClO3>>> 2KCl+3O2
Calculate the free energy change for the following reaction and predict whether the reaction occurs spontaneously at 25 degrees celcius. H2(g)+CO2(g)-->H20(g)+CO(g); ?H=41.8 kJ, ?S=42.1 J/K
You need to produce a buffer solution that has a pH of 5.10. You already have a solution that contains 10 mmol (millimoles) of acetic acid.
A 15.6 mL sample of vinegar, containing acetic acid, HC2H3O2, was titrated using 0.6216 M NaOH solution. The titration required 19.80 mL of the base. Assuming the density of the vinegar to be 1.0 g/mL, what was the percent (by mass) of acetic acid..
How many grams of CH4 is needed to produce 33.5 g CHCl3.
For the calcium ion create a procedure for preparing a 0.100 M solution from the solid, Anyhydrous Calcium Chloride, CaCl2. Make sure to include amounts and equipment you will use for the preparation.
lots of space between gas particles B. little to no space between gas particles C. nothing about the space between gas particles can be inferred.
400 ml of .50 M HNO3 is added to 200 ml of water. if 100% dissociation occurs, find the resulting pH.
Why are homopolymers of polyethylene and isotactic polypropylene rigid plastics, but ethylene-propylene (EPR) copolymer soft
Rank the following bonds according to increasing polarity.
Molar mass from volumetric data, 2.64g of an organic base, isolated from a shrub in the mountains of Peru was dissolved in 100mL of water. 25.0mL of this solution required 27.5mL of 0.250mL HCL for complete neutralization
Give the products you would expect and the mechanism involved for the reaction of 1-bromopropane with:a. Water
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