QUESTION 7 1 points Save Answer Two beakers of clear liquid are sitting on the l

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QUESTION 7 1 points Save Answer Two beakers of clear liquid are sitting on the lab bench. One beaker contains HCl(aq) and the other contains HNO3(aq) but unfortunately the labels have fallen off, so nobody knows which one is which. Four salts are also sitting nearby (in labeled bottles). Which of these four salts could be used to distinguish the two acids? LiNO3 Ca(NO3)2 Pb(NO3h Zn(NO3)h QUESTION 8 3 points Save Answer Three salts are about to be tested for solubility in water, reactivity with acid and reactivity with base. Complete the following table with the terms ppt, aq or gas depending on the predicted product. Reagent: H20 NiCi2 NaNO2 Mg(OH)2 HCI NaOH

Explanation / Answer

7)

Pb(NO3)2 can be used to distinguish between HCL and HNO3.

Because Pb2+ forms white precipitate with HCL due to the formation of pbcl2.

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