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How would I draw a structure consisting of SiO4 units arranged in a chain with each unit sharing two of its oxygen atoms with neighboring SiO4 units. What is this silicate structure named?
How many grams of IKI (iodine-potassium iodide; molar mass = 166.0 g/mol) would it take to obtain a 100.0 mL solution of 0.300 M IKI? How many grams of IKI would it take
A solution contains .229 M sodium acetate and .157 M acetic acid. What is the pH of this solution. How is Ka calculated
Carbon dioxide makes up approximately 0.04% of the Earth's atmosphere. If you collect a 2.0L sample from the atmosphere at sea level (1.00 atm) on a warm day
The temperature of a sample of water increases from 21.9°C to 45.3°C as it absorbs 5669 J of heat. What is the mass of the sample.
what purpose does the addition of bromine serve in the procedure described for the isomerization of dimethyl maleate
What is the pH of a buffer solution made with 20 g of acetic acid and 30 g of sodium acetate in 450 mL of water? (Ka = 1.8 x 10-5). If concentrated HCl is added, will the pH increase or decrease?
a sample of a mixture of kclo3 and kbr weighing 7.0950 g is heated in the presence of a small amount of mno2 which acts
The temperature dependence of the reaction rate constant is given by the equation: ... ln k = ln A - Ea/RT ... ... Where: k = rate constant T = temperature A
when perfoming a distillation some of the material will vaporize but will not collect in the reservoir of the Hickman head
Calculate the pH of the 0.20 M NH/0.26 M NHCl buffer. What is the pH after the addition of 20.0 mL of 0.050 M NaOH to 90.0 mL of the buffer solution? The Kb of ammonia is 1.8 x 10-5.
Complete the reaction of salicylic acid and 4-aminobenzenesulfonic acid by drawing the expected product.
An ether and an alkene are formed as by products in n-butyl bromide synthesis. Draw the structures and mechanism for their formation
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