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As per to the EPA, the maximum contaminant level (MCL) of antimony in drinking water is 0.0060 mg/L. (a) Transfer the MCL of antimony from milligrams per liter to parts per billion (ppb).
The remaining white solid in the filter paper has ammonia water poured through it. This turns the precipitate in the filter paper black. The new filtrate is treated with hydrochloric acid (HCl), giving a white precipitate. What metal ion or ions a..
A student prepares benzoic acid by hydrolyzing 6.47g of methyl benzoate (FW 136.15 g/mol) using excess sodium hydroxide. If the student recovers 3.71g of benzoic acid
Depict the structural formula for the following compounds. Must include all the CH-CH3, etc. details a) 2-methoxy-2-methylpropane
In the procedure, you extracted sodium chloride from the insoluble silicon dioxide and calcium carbonate by dissolving the sodium chloride in distilled water. However, calcium carbonate is actually slightly soluble in water
When ice melts, it absorbs 0.33 kJ per gram. How much ice is required to cool a 13.0 oz drink from 74 degree F to 31 degree F
Calculate the concentration of Cu in the chloroform phase if 30 mL of a 0.28 M aqueous Cu solution buffered to pH 4 is equilibrated with 22 mL of chloroform.
What is the pH of a 0.15 M solution of aqueous Acetic Acid. The Ka of acetic acid is equal to 1.7 x 10^-5
Are there hints in the data provided which would aide in choosing which integrated rate law to use? Also, if they were to give you the rate law for the overall equation, would you use the overall order's integrated rate law or the specific reactan..
How do you know if there should be a precipitate or not. What is the chemical formula for the possible precipitate. Look in your textbook for any necessary equilibrium constants.
Which of these reactions are unimolecular and elementary, which are bimolecular and elementary, and which are not elementary?
What is the % barium in an alloy if it takes 22.0 mL of 0.875M sulfuric acid solution to react with all the barium in a 7.59 g sample of the alloy
In a hydrogen atom, from what energy level must an electron fall to the n = 3 level to give a line at 1.28 micrometers in the infrared region? a. 7 b. 5 c. 6 d. 4 e
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