Chemistry, 19.02.2023 21:00 FavvBella84

The question is in the photo (Sorry for being lazy lol )

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Answer from: AshantiLiz990

• When Sodium Sulfate is mixed with Barium chloride, the following reaction occurs :

BaCl2 (aq) + Na2SO4 (aq) > BaSO4 ( s) + 2 NaCl( aq)

• a precipitate is the solid that forms, the white solide will be BaSO4

• So option 4 is correct. BaSo4.

Answer from: Quest

chemical digestion occurs in the stomach were hcl and pepsin forms chyme, the mouth in which salivary amylase breaks down starch to form bolus, and the small intestine specifically the duodenum.

Answer from: Quest

Exothermic, physical change after it is already baked

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