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reagent is BaCl2 Determining the amount of sulfate ion (SO2) dissolved in seawater in the unit...
ANSWER ONLY QUESTION 4, QUESTION 3 is for reference only
QUESTION 3 Determining the amount of sulfate ion (SO.2-) dissolved in seawater in the unit of molarity As we all know seawater is salty. This is because many salt ions are dissolved in the seawater, which is not the case in the freshwater. Among many ions, Nat and Clare the most abundant ions dissolved in the seawater followed by SO,, Mg²+, Ca?', and Kions. So sulfate (S0?) ion is the...
The reagents that were in the choices were BaCl2 and CaCl2 and
I chose BaCl2.
The detailed picture it is talking about (Q#2) is also posted
below to help.
*Only the first question which is visible
second pic is only there as an additional info if needed
QUESTION 4 Determining the amount of sulfate ion (SO221) dissolved in seawater in the unit of molarity QUESTION Using the reagent you pick in the previous Question #3, write up a very detailed...
Determining the amount of sulfate ion (SO2) dissolved in seawater in the unit of molarity QUESTION Sulfate concentration in the seawater is about 28 mm (0.028 M). Take the reverse approach to the calculation procedure in the previous Question #1 (so called a backward calculation) and find a rough estimate for the volume of the seawater sample you may need to take from the beach like the one below. A 20.0 mL sample solution contains unknown amount of bromide ion...
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Experiment 8 Name: Double Replacement Reactions Background: Some reactions have the net effect of causing the cation of cach reactant to trade places, forming a compound with the other anion. These reactions are known as double replacement reactions. In the example below (unbalanced equation), the barium and sodium cations switch places so that barium forms a product with sulfate while sodium forms...