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Likurg_2 [28]
3 years ago
11

Please solve ...................................................................

Chemistry
1 answer:
scZoUnD [109]3 years ago
7 0

Answer:

Explanation:

Part (c)

Mix together two suitable solutions.

Use filtration to separate the precipitate as a residue from the solution.

Wash the precipitate with distilled water while it is in the filter funnel.

Leave the washed precipitate aside or in a warm oven to dry.

Part (d)

Pb(NO3)2 (aq) + Na2SO4 (aq) → 2 NaNO3 (aq) + PbSO4 (s)

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What mass of CCl4 is required to prepare a 0.25 m solution using 115 g of hexane? (molar mass of ccl4 = 153.81 g/mol and molar m
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It's easy to find the molecular mass of a compound with these steps: Determine the molecular formula of the molecule. Use the periodic table to determine the atomic mass of each element in the molecule. Multiply each element's atomic mass by the number of atoms of that element in the molecule.

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