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Based on the given ion concentration for water below,what is the alkalinity (in mg/L as CaCO3)Note :the ion concentration s in the table below are NOT given in mg/l as CaCO3. table(THE NUMBERS 2+ are superscripts and 3- are subscripts) ion mg/L Ca2+ 60 Mg2+ 42 CO3 ,2- 58.4 HCO3- 110 ph 10.2
why is the presence of non-atomic species, such as metal oxides, detrimental to an analysis using atomic spectroscopy. which type(s) of atomizers can suffer from this effect and why.
A patient needs to take 875 mg of ibuprofen twice daily. The pills in the bottle are each 250. mg. How many pills does the patient need to take each time she wants the 875 mg dosage? Assume that these pills are scored and can be cut in half if necess..
What mass of melamine will be obtained from 168 kg of urea if the yield of the overall reaction is 79.0%
We do not have a reliable method for determining the number of molar equivalents of bleach being added because commercial preparations vary in concentration and "oxidizing power
1.500 g of Mg(s) was combined with 125.0 mL of 1.0 M HCl. The initial temperature was 25.0oC and the final temperature was 72.3oC.
There are 0.30 mol SrCl2 in every liter of solution. Calculate the number of moles of SrCl2 that were added. What is the limiting reactant?
Describe how to prepare 50.0mL of 5.30 x10-2 M solution from pure drug and water.
a hydrated compound has an analysis of 18.29% Ca 32.37% CI and 49.34% water. what is the empirical formula?
After the Ketone react with sodium borohydride in ethanol. HCl be added dropwise, and then remove the ethanol by distillation, then add DCM and ice water.
Solutions of AgNO3 and KCl are combined and 0.683 g of a precipitate are formed. What is the precipitate and how many moles were formed.
Arrange the following ionic compounds in order of decreasing amount of energy released in lattice formation: LiF, CaO, InN and KBr
a gas sample was collected over water at 25.3 degrees celcius. the total pressure is determined to be 0.97 atm. what is the partial pressure of the gas that is collected?
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