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Suppose a buffer solution is made from formic and, HCHO2, and sodium formate, NaCHO2. What is the net ionic equation for the reaction that occurs when a small amount of sodium hydroxide is added to the buffer?
Brine is a heavily salted solution used for pickeling. What tests could be used to identify the ions present? What should uoi see
In the production of printed circuit boards for the electronics industry, a 0.235 mm layer of copper is laminated onto an insulating plastic board. Next a circuit pattern made of a chemically resistant polymer is printed on the board
Calculate the grams of Titanium that will be plated from a Ti(NO3)4 solution using a current of 15 amperes for 3 hours.
Metal A was determined to be 95% extracted into methylene chloride with dethizone at pH6, when equal volumes of aqueous and non-aqueous solvents were used. what is the distribution ratio of A
What is the mass percent composition of oxygen in a compound having the empirical formula C20H40O1?
when silver ions are added to the red fescn2 ions the red solution disappeared and a white precipitate of agscn formed.
a 14.0-g sample of cacl2 is dissolved in 112 g of water with both substances at 25.0degc. calculate the final
You are given an unknown sample that when treated with hydrochloric acid forms a precipitate. After decantation, you add boiling water to the solid. All of the solid disappears.
Determine what type of bond is expected for a compound formed between Magnesium and Oxygen Based on these values,?
in the second step of the Mond process, the gaseous Ni(CO)4 is isolated and heated to 500 K. the equilibrium constant for the above reaction at 500 K is 1.21 x 10^-4. why is the temperature increased for the second step of the Mond process?
Without consulting the table of acid-dissociation constants, match the following acids to the given Kal values. Drag the appropriate items to their respective bins.
When a 9.92-g sample of gaseous hydrogen bromide dissolves in 45.5 g of water in a coffee-cup calorimeter the temperature rises from 25.00 oC to 69.79 oC. Calculate H in kJ per mol of HBr for the solution process.
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