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Why is gelatin liquefied in the presence of gelatinase?
Gelatinase is a proteolytic enzyme that breaks down the protein gelatin. Since the active ingredient of gelatin is the protein gelatin, the gel cannot solidify in the presence of gelatinase.
How does the dessert gelatin solidify?
it solidfy by the temperature
After the gelatin sat in the refrigerator for hours it started to CONGEAL?
To solidify
What is the product of p-aminobenzoic acid and ethanol?
p-aminobenzoic acid and ethanol in the presence of sulfuric acid yields benzocaine.
Why does pineapple not work in gelatin?
The proteins in the pineapple called bromelain will break down the strands of protein in gelatin that forms jello. Hence, the effect of a fresh piece of pineapple on gelatin is able to keep the gelatin liquidfied.
Will reheating your set jello still solidify?
Gelatin is a reversible colloid, so yes, if you melt a set jello, it should set again when chilled. However, other ingredients, such as pineapple, may alter the gelatin so that it does not set.
How does salt soap and ethanol extract DNA?
DNA precipitates in the presence of high salt concentrations (like NaCl) and either ethanol or ispropanol.
What are the products when ethanol and benzoic acid combine?
in presence of H2SO4 , benzoic acid reacts with ethanol and forms ethyl benzoate which is an aromatic ester.
How do you make ethanol?
simply hydrate an alkene, that is addind water to it with the presence of a catalyst
What happens when ethanol is heated in presence of concentrated H2SO4?
ethanoic acid is formed
Why methanol ethanol and propanol soluble in water?
The cause is the presence of the group -OH.
What happens when ethanol is treated with HI in presence of red phosphorus?
The ethyl iodide is formed.
