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Can grape juice undergo fermentation without the presence of yeast?
No, grape juice cannot undergo fermentation without the presence of yeast. Yeast is necessary for the fermentation process to occur, as it converts the sugars in the grape juice into alcohol.
What tests do you need to pass to get into the army?
You will take the Armed Services Vocational Aptitude Battery (ASVAB) test, and you will also be required to undergo an extensive physical screening, which includes a urinalysis test.
What animals undergo alternation of generations?
The alternation of generations is the presence of two different life forms in the life cycles. Some animals that undergo this are invertebrates such as insects and crustaceans.
How many athletes play in archeryOlympics?
64 Athlete in Archery Singles for both Men and Women, and they undergo Single Elmination process.
Why alkyl halides undergoSN reactions or elimination reactins in priority?
Alkyl halides undergo both nucleophilic substituions reactions and Elimination reractions depending upon the conditions...In the presence they undergo Elimination Reactions , while in the presence of nucleophile they undergo SN reactions...By: Farman ullah ,Azim kala, masha mansoor, lakki marwat, kpk,Pakistan+92321-9632344
How does the substance react in the presence of air what happen if it is heated?
The substance may oxidize or undergo combustion in the presence of air, depending on its properties. If heated, the substance may decompose, vaporize, or react with air to release gases. It could also undergo thermal degradation or combustion, leading to potential hazards like fire or explosions.
Why alkyl halides undergo elimination reaction?
Alkyl halides undergo elimination reactions, such as E2 and E1, to form alkenes and hydrogen halides. This occurs in the presence of a base or nucleophile due to the tendency of the halide to leave, resulting in the formation of a double bond. The presence of a strong base favors elimination over substitution reactions.
Is toluene will under go bromination?
Yes, toluene will undergo bromination. When treated with bromine in the presence of a Lewis acid catalysts such as FeBr3 or AlBr3, toluene will undergo electrophilic aromatic substitution to form bromotoluene as the major product.
Does non metal corrode?
Nonmetals do not undergo corrosion like metals do. However, certain nonmetals, such as carbon in the form of graphite, can undergo oxidation reactions in the presence of oxygen. This process is different from metallic corrosion and does not involve the formation of rust.
Why benzaldehyde undergoes an autooxidation?
Benzaldehyde can undergo auto-oxidation due to the presence of an aldehyde group, which is susceptible to oxidation reactions. The aldehyde group in benzaldehyde can be easily oxidized to form benzoic acid in the presence of air or oxygen.
Can starch undergo salting out as in protein precipitation?
Starch does not undergo salting out like proteins do. Salting out is a phenomenon where proteins undergo precipitation from a solution in the presence of high concentrations of salt. Starch molecules are not affected by salt in the same way as proteins, and do not exhibit this behavior.
Can CH3CH2CH2COOH undergo hydrogenation reaction?
Yes, CH3CH2CH2COOH (propanoic acid) can undergo hydrogenation reaction to form propanoic acid. In the presence of a catalyst like platinum or palladium, the carbon-carbon double bond in the carboxylic acid can be reduced to form an alkane.
